{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486039,"usec":9201},"freq":136975000,"burst_len_octets":90,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503631,"noise_level":-19.127905,"freq_skew":-0.941427,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HZUN","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"AF1459","msg_num":"C11","msg_num_seq":"A","sublabel":"CF","msg_text":"3831C0012  19Jul2026 18:33:26 CRUISE   0\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486039,"usec":12016},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.240775,"noise_level":-20.311277,"freq_skew":3.086502,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":252,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[206,88]},{"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":1784486042,"usec":59609},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.168614,"noise_level":-21.378736,"freq_skew":-0.703932,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CC-CXK","mode":"2","label":"_d","blk_id":"4","ack":"D","flight":"UC3617","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486042,"usec":822148},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322505,"noise_level":-22.003372,"freq_skew":-0.995184,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486042,"usec":827108},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742984,"noise_level":-22.669630,"freq_skew":-1.019026,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":383,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":5,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486043,"usec":571722},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797020,"noise_level":-22.676439,"freq_skew":-0.653386,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CC-CXK","mode":"2","label":"_d","blk_id":"5","ack":"E","flight":"UC3617","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486044,"usec":340279},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.109439,"noise_level":-22.471760,"freq_skew":0.076328,"avlc":{"src":{"addr":"02006F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486045,"usec":103095},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539210,"noise_level":-22.181900,"freq_skew":-1.339420,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486045,"usec":862112},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065656,"noise_level":-22.395058,"freq_skew":-1.414360,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486045,"usec":864965},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641882,"noise_level":-22.635424,"freq_skew":1.049017,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UX1174","msg_num":"D40","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_E...... EBBRLEMD722\r\n 42407  -31891833034995-52-246037X20/9W0130170000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486046,"usec":621864},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820799,"noise_level":-22.380375,"freq_skew":-0.818250,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CC-CXK","mode":"2","label":"_d","blk_id":"5","ack":"E","flight":"UC3617","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486048,"usec":149693},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674648,"noise_level":-21.947392,"freq_skew":-0.857810,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486049,"usec":675696},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633588,"noise_level":-22.133270,"freq_skew":0.859930,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486050,"usec":433237},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049882,"noise_level":-22.903217,"freq_skew":-0.511123,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CC-CXK","mode":"2","label":"_d","blk_id":"5","ack":"E","flight":"UC3617","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486051,"usec":202234},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646537,"noise_level":-23.199579,"freq_skew":-1.732912,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1884,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[249,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486054,"usec":241003},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552646,"noise_level":-22.551477,"freq_skew":-1.299409,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486054,"usec":247653},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700518,"noise_level":-22.884806,"freq_skew":-1.504583,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"15052627","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,85,151,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486055,"usec":18157},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646632,"noise_level":-22.731707,"freq_skew":-1.400190,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MSL","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"YW1184","msg_num":"S76","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486055,"usec":768167},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797771,"noise_level":-22.578419,"freq_skew":-2.376831,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"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":44442,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[116,64,125,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486055,"usec":769369},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819881,"noise_level":-23.417759,"freq_skew":-0.668305,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CC-CXK","mode":"2","label":"_d","blk_id":"5","ack":"E","flight":"UC3617","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486056,"usec":531642},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074615,"noise_level":-23.114155,"freq_skew":1.043625,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511170","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":1784486056,"usec":541788},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746065,"noise_level":-22.954027,"freq_skew":-1.785275,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486058,"usec":813782},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584959,"noise_level":-22.890182,"freq_skew":-1.539704,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1885,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[176,163]},{"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":1784486058,"usec":819027},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772123,"noise_level":-22.852093,"freq_skew":-1.625252,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1283,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":4,"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":[156,164]},{"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":1784486058,"usec":819520},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783553,"noise_level":-23.797356,"freq_skew":-1.184397,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"15052627","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,85,151,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486059,"usec":577286},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792029,"noise_level":-23.717033,"freq_skew":-1.220366,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MSL","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"YW1184","msg_num":"S76","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486060,"usec":346609},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545878,"noise_level":-23.313475,"freq_skew":-1.410210,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1284,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44678,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[190,52]},{"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":1784486060,"usec":349672},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.341533,"noise_level":-23.212303,"freq_skew":-2.262657,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486060,"usec":352674},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753208,"noise_level":-23.429672,"freq_skew":-1.633280,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1285,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44678,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[90,5]}]}],"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":[1,3,27,1,131372,0]}},"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":"RAM971H","long_tsap":{"rdp":[65,82,65,77,0],"short_tsap":{"ars":[2,1,44],"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":[65,82,65,77,0],"short_tsap":{"ars":[2,1,44],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,2,2]}}}}}}],"departure_airport":"LEMD","destination_airport":"GMMN"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486060,"usec":353679},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606111,"noise_level":-23.925053,"freq_skew":-1.372204,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486061,"usec":865978},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905494,"noise_level":-23.442194,"freq_skew":-1.580857,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486062,"usec":627194},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641227,"noise_level":-23.216284,"freq_skew":-1.671978,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486064,"usec":151510},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878469,"noise_level":-22.691572,"freq_skew":-1.491612,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1286,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44678,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[3,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486064,"usec":153669},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697538,"noise_level":-23.434324,"freq_skew":-1.247626,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486064,"usec":157792},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604070,"noise_level":-23.344500,"freq_skew":-1.659523,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":1287,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":4,"dst_ref":44678,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[142,103]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486064,"usec":910327},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801667,"noise_level":-23.217773,"freq_skew":-1.520165,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":1288,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":5,"dst_ref":44679,"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":[244,141]},{"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":1784486064,"usec":912599},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814446,"noise_level":-23.295750,"freq_skew":-1.660563,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1886,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486065,"usec":681751},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785631,"noise_level":-23.784187,"freq_skew":0.967579,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486065,"usec":685860},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022978,"noise_level":-23.744118,"freq_skew":-1.693915,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486066,"usec":433785},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399925,"noise_level":-24.348866,"freq_skew":0.920677,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"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":44573,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[33,27,74,246]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486066,"usec":434725},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595480,"noise_level":-25.033524,"freq_skew":-1.677951,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":1289,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44679,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[127,20]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":34,"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":1784486067,"usec":202346},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001863,"noise_level":-24.595106,"freq_skew":2.717819,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486067,"usec":960035},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809674,"noise_level":-25.237494,"freq_skew":-1.683761,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486068,"usec":720906},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.118428,"noise_level":-25.646866,"freq_skew":1.662261,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486068,"usec":727139},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450363,"noise_level":-26.494789,"freq_skew":-1.454095,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1290,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44679,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[253,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486069,"usec":488258},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634597,"noise_level":-26.649683,"freq_skew":-1.422782,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1291,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44679,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[249,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486070,"usec":246747},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754070,"noise_level":-26.674065,"freq_skew":0.766161,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486070,"usec":246747},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.754070,"noise_level":-26.674065,"freq_skew":0.766161,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","type":"Aircraft"},"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":1784486070,"usec":249419},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499035,"noise_level":-26.543940,"freq_skew":1.297261,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44494,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[139,156,91,120]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44494,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[139,34,27,172]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":34,"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":1784486071,"usec":1727},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641136,"noise_level":-26.280432,"freq_skew":0.720360,"avlc":{"src":{"addr":"348085","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486071,"usec":8139},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811111,"noise_level":-26.152687,"freq_skew":2.931513,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486071,"usec":9785},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729092,"noise_level":-26.082420,"freq_skew":1.101136,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX1174","msg_num":"F34","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42163W003200,KOVIN,183428,350,NONTU,184301,ORBIS,M51,246041,91CBFA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486071,"usec":766883},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021759,"noise_level":-26.215824,"freq_skew":1.173903,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486074,"usec":58127},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580206,"noise_level":-25.394327,"freq_skew":0.719267,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0ACB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":1784486074,"usec":62555},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.059419,"noise_level":-25.234177,"freq_skew":-1.213099,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486074,"usec":815503},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709193,"noise_level":-25.540983,"freq_skew":0.397322,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486074,"usec":816509},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.171077,"noise_level":-25.491808,"freq_skew":1.012008,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486075,"usec":579219},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786088,"noise_level":-25.644436,"freq_skew":0.838694,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486076,"usec":345494},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380083,"noise_level":-25.419733,"freq_skew":2.670736,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486076,"usec":347150},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531436,"noise_level":-25.387373,"freq_skew":-2.133076,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486076,"usec":349798},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321704,"noise_level":-25.275047,"freq_skew":1.002639,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":20129,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":77,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[142,186,185,151]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":34,"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":"LECM"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486077,"usec":105434},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896125,"noise_level":-25.101418,"freq_skew":1.493900,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":914,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29299,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[103,205,74,100]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29299,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[50,125,48,87]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":34,"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":1784486077,"usec":106327},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394809,"noise_level":-25.054663,"freq_skew":3.203604,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":41.100002,"lon":-6.000000},"alt":36000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486077,"usec":110603},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844205,"noise_level":-25.044403,"freq_skew":0.763556,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":20130,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[232,207,135,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486077,"usec":868372},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450425,"noise_level":-24.967121,"freq_skew":3.408171,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"ZD386V","msg_num":"M49","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486077,"usec":868372},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.450425,"noise_level":-24.967121,"freq_skew":3.408171,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"16307052","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,83,68,73,0,57,142,42,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486077,"usec":869370},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553917,"noise_level":-25.987766,"freq_skew":-1.952694,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15060113","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,96,75,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486077,"usec":874758},"freq":136975000,"burst_len_octets":246,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665606,"noise_level":-26.663216,"freq_skew":0.749186,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":"16307052","called_addr":"1116900402899","facilities":[{"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_line_addr_modified","value":[15]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486077,"usec":874758},"freq":136975000,"burst_len_octets":246,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.665606,"noise_level":-26.663216,"freq_skew":0.749186,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":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":[71,0,39,65,87,90,90,0,77,36,95,0,0,83,65,65,66,0,0,1],"lifetime":48.500000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":984,"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":44682,"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":[104,178,49,175]},{"name":"checksum","value":[249,232]},{"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":1784486077,"usec":877825},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678542,"noise_level":-26.644531,"freq_skew":1.580980,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486078,"usec":622151},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965351,"noise_level":-26.533251,"freq_skew":1.701857,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486078,"usec":624697},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500687,"noise_level":-26.863176,"freq_skew":-2.170557,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MVZ","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"YW1331","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486078,"usec":625516},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653315,"noise_level":-26.824980,"freq_skew":1.681949,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":915,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":78,"dst_ref":44682,"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":[202,166,225,2]}]}],"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":1784486079,"usec":392047},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705559,"noise_level":-26.837605,"freq_skew":0.694010,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486079,"usec":392047},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.705559,"noise_level":-26.837605,"freq_skew":0.694010,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":985,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":78,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[166,117,186,215]},{"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":1784486079,"usec":393035},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.250027,"noise_level":-26.780537,"freq_skew":-2.091898,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486079,"usec":399817},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.926621,"noise_level":-26.859859,"freq_skew":-0.163153,"avlc":{"src":{"addr":"3451D8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486079,"usec":400872},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737539,"noise_level":-26.821674,"freq_skew":3.319071,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486080,"usec":919093},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469006,"noise_level":-25.798500,"freq_skew":1.214816,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44494,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[56,21,179,121]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":34,"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":1784486081,"usec":668963},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499137,"noise_level":-25.781584,"freq_skew":1.797883,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486081,"usec":671830},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723057,"noise_level":-25.597639,"freq_skew":1.565738,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":915,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":78,"dst_ref":44682,"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":[202,166,225,2]}]}],"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":1784486081,"usec":672660},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686442,"noise_level":-25.564610,"freq_skew":0.878460,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486082,"usec":439907},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445497,"noise_level":-25.488586,"freq_skew":1.312889,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486082,"usec":441008},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292351,"noise_level":-25.455967,"freq_skew":1.099313,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486082,"usec":442474},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699732,"noise_level":-26.433306,"freq_skew":1.047395,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486082,"usec":444417},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418907,"noise_level":-26.332834,"freq_skew":-2.127287,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MVZ","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"YW1331","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486083,"usec":193318},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580881,"noise_level":-26.407410,"freq_skew":-1.188377,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":528,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44572,"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":[203,69,210,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486083,"usec":196237},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527400,"noise_level":-26.299107,"freq_skew":1.289203,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44494,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[224,105,141,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486083,"usec":196314},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.330236,"noise_level":-27.389021,"freq_skew":0.761156,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":985,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":78,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[166,117,186,215]},{"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":1784486083,"usec":960822},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297794,"noise_level":-27.010977,"freq_skew":-1.872735,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486083,"usec":962668},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716552,"noise_level":-26.875744,"freq_skew":1.761368,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486083,"usec":963557},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392512,"noise_level":-26.837490,"freq_skew":3.359974,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486086,"usec":249571},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770789,"noise_level":-25.778702,"freq_skew":0.720307,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486087,"usec":772928},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785139,"noise_level":-25.045956,"freq_skew":1.870218,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486088,"usec":534660},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580617,"noise_level":-24.651327,"freq_skew":-1.678095,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1887,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[245,7]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486089,"usec":294847},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683598,"noise_level":-25.412313,"freq_skew":-1.787364,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1888,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44577,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[211,118]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"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":1784486089,"usec":296861},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761134,"noise_level":-26.421650,"freq_skew":1.797266,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":44614,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[64,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486090,"usec":59772},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552309,"noise_level":-26.012976,"freq_skew":0.814851,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","type":"Aircraft"},"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":254,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486090,"usec":61335},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526196,"noise_level":-26.094912,"freq_skew":0.802152,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486090,"usec":63890},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380875,"noise_level":-25.990414,"freq_skew":3.075995,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2544,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486090,"usec":812537},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691752,"noise_level":-26.784473,"freq_skew":-1.750780,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486090,"usec":818353},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436260,"noise_level":-27.300779,"freq_skew":0.253887,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486090,"usec":818615},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862862,"noise_level":-28.394989,"freq_skew":1.040923,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":1784486092,"usec":346799},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.075054,"noise_level":-27.342566,"freq_skew":-1.562073,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486092,"usec":349550},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952244,"noise_level":-27.162397,"freq_skew":-1.065739,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44499,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[199,70,63,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486093,"usec":100941},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737354,"noise_level":-27.024803,"freq_skew":0.759404,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511170","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486093,"usec":102920},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891150,"noise_level":-26.889359,"freq_skew":0.702271,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1019,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[6,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486093,"usec":102920},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.891150,"noise_level":-26.889359,"freq_skew":0.702271,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0ACB","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":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":2385,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486093,"usec":106139},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595248,"noise_level":-26.755991,"freq_skew":0.362097,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":1784486093,"usec":862607},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573655,"noise_level":-26.458628,"freq_skew":-2.413470,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486093,"usec":866624},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123658,"noise_level":-26.277817,"freq_skew":1.005030,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0ACB","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":1784486093,"usec":867748},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660735,"noise_level":-26.206533,"freq_skew":0.477265,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486094,"usec":626509},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614248,"noise_level":-26.205933,"freq_skew":1.916106,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":44614,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[246,56]},{"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":1784486095,"usec":390367},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446403,"noise_level":-25.756357,"freq_skew":1.016720,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486096,"usec":907402},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591299,"noise_level":-25.044844,"freq_skew":-0.809352,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486097,"usec":676582},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388860,"noise_level":-24.916409,"freq_skew":2.731798,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486099,"usec":197625},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506096,"noise_level":-24.197390,"freq_skew":3.209219,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486099,"usec":963101},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886909,"noise_level":-24.119795,"freq_skew":-1.596099,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1889,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44577,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[90,138]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":34,"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":1784486101,"usec":483709},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494525,"noise_level":-23.581596,"freq_skew":2.126099,"avlc":{"src":{"addr":"E0B215","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486101,"usec":484708},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873083,"noise_level":-23.542328,"freq_skew":-1.774976,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1890,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[234,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486102,"usec":250672},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470770,"noise_level":-23.209244,"freq_skew":0.871561,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20160,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":16,"credit":15,"rseq":4,"variable_part_params":[{"name":"checksum","value":[4,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486103,"usec":7541},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.268314,"noise_level":-22.840141,"freq_skew":3.240634,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2545,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29442,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[228,190]},{"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":1784486103,"usec":772772},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939620,"noise_level":-22.593670,"freq_skew":0.752810,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":1784486105,"usec":298331},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691103,"noise_level":-22.926653,"freq_skew":-0.723654,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":173,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486105,"usec":301915},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810237,"noise_level":-22.853420,"freq_skew":0.993725,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511170","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":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1036,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[105,225,158,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486106,"usec":49077},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774933,"noise_level":-22.769379,"freq_skew":-2.564888,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":70,"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":44442,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[241,144,113,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486106,"usec":49995},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575751,"noise_level":-23.621370,"freq_skew":-1.316890,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486106,"usec":815341},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.122569,"noise_level":-23.963795,"freq_skew":0.969816,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511170","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":1784486107,"usec":581641},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003056,"noise_level":-23.457870,"freq_skew":2.109568,"avlc":{"src":{"addr":"E0B215","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LV-KHU","mode":"2","label":"_d","blk_id":"6","ack":"A","flight":"AR1133","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486108,"usec":340179},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935531,"noise_level":-24.262646,"freq_skew":-0.698306,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486108,"usec":345579},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530897,"noise_level":-24.191988,"freq_skew":-0.854542,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":174,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44613,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[54,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486109,"usec":97149},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.183991,"noise_level":-24.038536,"freq_skew":0.526190,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486110,"usec":628912},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835446,"noise_level":-23.407047,"freq_skew":0.280666,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":472,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44571,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[217,8,129,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486111,"usec":391841},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823527,"noise_level":-24.088900,"freq_skew":0.802265,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0ACB","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":1784486112,"usec":157162},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.337766,"noise_level":-23.950922,"freq_skew":-0.521137,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":175,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44613,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[50,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486112,"usec":166823},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043115,"noise_level":-23.668110,"freq_skew":-1.177549,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486112,"usec":917892},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962276,"noise_level":-24.992064,"freq_skew":-0.690982,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":176,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44613,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[166,99]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":35,"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":1784486112,"usec":918859},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682459,"noise_level":-24.961252,"freq_skew":0.444553,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":44513,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[227,88,37,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486112,"usec":922883},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856891,"noise_level":-24.884703,"freq_skew":0.746931,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":2536,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486113,"usec":679482},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614463,"noise_level":-24.783964,"freq_skew":-0.537591,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784486114,"usec":437143},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763081,"noise_level":-24.708956,"freq_skew":3.231633,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486114,"usec":445027},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598816,"noise_level":-24.574448,"freq_skew":1.027685,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":599,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44494,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[84,9,136,19]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44494,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[107,186,186,69]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"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":1784486115,"usec":960073},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427245,"noise_level":-25.083961,"freq_skew":1.328817,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486115,"usec":963053},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532833,"noise_level":-24.960079,"freq_skew":1.240781,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":600,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":69,"dst_ref":29494,"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":[104,115,200,222]}]}],"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":1784486115,"usec":964843},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742591,"noise_level":-25.659201,"freq_skew":0.848232,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"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":44573,"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":[13,52,194,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486116,"usec":728191},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482462,"noise_level":-25.188908,"freq_skew":1.053466,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486118,"usec":244235},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973166,"noise_level":-24.462435,"freq_skew":-0.837631,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486118,"usec":248096},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535270,"noise_level":-24.375753,"freq_skew":0.305384,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486119,"usec":764725},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799375,"noise_level":-24.712227,"freq_skew":-0.677325,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":177,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":24,"dst_ref":26227,"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":[29,200]},{"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":1784486119,"usec":766353},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840209,"noise_level":-25.228889,"freq_skew":0.805248,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":2594,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486119,"usec":766668},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556063,"noise_level":-25.485174,"freq_skew":0.398259,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486120,"usec":525405},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649647,"noise_level":-25.675680,"freq_skew":1.342836,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784486120,"usec":530398},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785582,"noise_level":-25.428787,"freq_skew":-0.776650,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486121,"usec":285747},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.147774,"noise_level":-25.252090,"freq_skew":0.673790,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486121,"usec":286738},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732353,"noise_level":-25.188717,"freq_skew":1.761635,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486122,"usec":823395},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789301,"noise_level":-24.375580,"freq_skew":-2.151640,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGM","mode":"2","label":"8A","blk_id":"3","ack":"!","flight":"AT717X","msg_num":"M99","msg_num_seq":"A","msg_text":"/CMNOWAT.A/C TELEX::BONJOUR                ,ATD 17H50Z DL 10MIN,CODE 34,ETA 20H30Z,,,,.DST:CMNOWAT\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486123,"usec":582231},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.162922,"noise_level":-24.078836,"freq_skew":1.133229,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784486126,"usec":628480},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529986,"noise_level":-23.483355,"freq_skew":2.628708,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":557,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44597,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[127,160,26,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486126,"usec":628958},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.610229,"noise_level":-23.470392,"freq_skew":-2.070739,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486126,"usec":629057},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000175,"noise_level":-23.457451,"freq_skew":0.790821,"avlc":{"src":{"addr":"348085","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":320,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44496,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[47,156,168,155]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486127,"usec":390012},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639264,"noise_level":-23.660248,"freq_skew":0.970596,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","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":1784486127,"usec":394857},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867043,"noise_level":-24.068289,"freq_skew":2.799985,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486128,"usec":911499},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684151,"noise_level":-23.539864,"freq_skew":-0.724675,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":178,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44613,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[46,166]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486129,"usec":675729},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723315,"noise_level":-24.295399,"freq_skew":-0.878635,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":179,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44613,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[210,54]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":35,"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":1784486130,"usec":452784},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028167,"noise_level":-23.749771,"freq_skew":-0.859579,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486133,"usec":479596},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557252,"noise_level":-23.634310,"freq_skew":-1.237505,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486134,"usec":248211},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614604,"noise_level":-23.419611,"freq_skew":-1.158630,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44490,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[231,46,166,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486134,"usec":251251},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739242,"noise_level":-23.853350,"freq_skew":-1.315280,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15052627","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,85,151,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486135,"usec":9794},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711938,"noise_level":-23.732374,"freq_skew":0.271353,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":473,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52295,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[141,114,175,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486135,"usec":10023},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619690,"noise_level":-23.732374,"freq_skew":0.803596,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0ACB","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":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":34551,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[227,203,176,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486135,"usec":13648},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657761,"noise_level":-23.586765,"freq_skew":0.844080,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0ACB","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":34552,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[183,211,48,123]},{"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":1784486135,"usec":13753},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857872,"noise_level":-23.586765,"freq_skew":-1.545517,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MSL","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"YW1184","msg_num":"S77","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486135,"usec":14994},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750966,"noise_level":-23.547474,"freq_skew":0.493132,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486135,"usec":17358},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.144915,"noise_level":-23.508358,"freq_skew":0.734696,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0ACB","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":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":34551,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[227,203,176,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486135,"usec":764091},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642324,"noise_level":-24.157036,"freq_skew":0.510307,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486135,"usec":764091},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.642324,"noise_level":-24.157036,"freq_skew":0.510307,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":52295,"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":[156,194,225,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486135,"usec":764935},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988754,"noise_level":-24.763639,"freq_skew":-1.318367,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486136,"usec":530607},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053438,"noise_level":-24.410173,"freq_skew":0.939683,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0ACB","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":1784486138,"usec":62548},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693191,"noise_level":-23.772432,"freq_skew":0.867507,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486138,"usec":824345},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759425,"noise_level":-23.495283,"freq_skew":0.853069,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486139,"usec":576013},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734885,"noise_level":-23.422188,"freq_skew":0.532510,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDF"},{"name":"ac_location","value":{"loc":{"lat":44.100002,"lon":-3.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486139,"usec":576888},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.486578,"noise_level":-24.464058,"freq_skew":-0.108360,"avlc":{"src":{"addr":"3451D8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784486139,"usec":581325},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.271506,"noise_level":-24.291519,"freq_skew":-1.333438,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486139,"usec":584002},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956335,"noise_level":-24.248917,"freq_skew":1.640792,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486140,"usec":349185},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698802,"noise_level":-23.915401,"freq_skew":-0.580331,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":180,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44613,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[107,158]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":35,"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":1784486141,"usec":102830},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.336074,"noise_level":-23.674614,"freq_skew":0.714779,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29443,"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":[116,138,203,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486141,"usec":869875},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800029,"noise_level":-23.543015,"freq_skew":-0.769830,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784486142,"usec":634090},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.312840,"noise_level":-23.617609,"freq_skew":-0.824475,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"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":44499,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[114,65,168,97]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486143,"usec":384814},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943262,"noise_level":-23.722307,"freq_skew":-0.720409,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":181,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44613,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[42,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486143,"usec":388990},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.301605,"noise_level":-24.032635,"freq_skew":-1.299680,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486144,"usec":151544},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531141,"noise_level":-24.481388,"freq_skew":-1.468146,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486144,"usec":917515},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594379,"noise_level":-24.273207,"freq_skew":0.522501,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":475,"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":1784486144,"usec":918591},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477830,"noise_level":-24.565363,"freq_skew":0.770055,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0ACB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"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":1784486145,"usec":670432},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612985,"noise_level":-24.469357,"freq_skew":0.560129,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486146,"usec":434383},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561181,"noise_level":-24.300591,"freq_skew":-1.350002,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HZUN","mode":"2","label":"2F","blk_id":"0","ack":"!","flight":"AF1459","msg_num":"M22","msg_num_seq":"A","msg_text":"1835+4102-371/3644"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486146,"usec":440355},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039363,"noise_level":-24.764984,"freq_skew":-0.639064,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":181,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44613,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[42,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486147,"usec":200274},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895143,"noise_level":-24.725563,"freq_skew":0.335043,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDF"},{"name":"ac_location","value":{"loc":{"lat":44.100002,"lon":-3.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486147,"usec":204928},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556712,"noise_level":-24.536478,"freq_skew":0.530369,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCG","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"DE01ML","msg_num":"S30","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486147,"usec":204928},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.556712,"noise_level":-24.536478,"freq_skew":0.530369,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"17005313","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,67,70,71,0,60,10,203,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486148,"usec":720298},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887880,"noise_level":-24.242191,"freq_skew":0.368736,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486149,"usec":487613},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913992,"noise_level":-25.157166,"freq_skew":-2.002230,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486149,"usec":492129},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.337577,"noise_level":-24.985857,"freq_skew":0.582832,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486150,"usec":247652},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401720,"noise_level":-24.817860,"freq_skew":-1.147405,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486152,"usec":537816},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732236,"noise_level":-24.638611,"freq_skew":-1.463355,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486153,"usec":299650},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536199,"noise_level":-24.205109,"freq_skew":0.523462,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":476,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44571,"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":[37,68,103,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486161,"usec":670459},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493713,"noise_level":-23.735920,"freq_skew":-1.940470,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486162,"usec":445927},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567847,"noise_level":-24.003963,"freq_skew":2.527955,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1818,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486162,"usec":447815},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641158,"noise_level":-24.649256,"freq_skew":2.769589,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"V708DL","msg_num":"M12","msg_num_seq":"A","msg_text":"183601,32994,1915, 100,N 41.007 W  4.171"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486163,"usec":201234},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661853,"noise_level":-24.604864,"freq_skew":0.228885,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":44513,"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":[212,183,92,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486163,"usec":966197},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.720413,"noise_level":-24.115431,"freq_skew":-0.106215,"avlc":{"src":{"addr":"02006F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486164,"usec":728085},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867016,"noise_level":-23.877401,"freq_skew":0.979547,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511170","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486165,"usec":484027},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.185066,"noise_level":-23.716028,"freq_skew":-1.193246,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486165,"usec":490477},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615685,"noise_level":-24.472761,"freq_skew":-2.590907,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486166,"usec":249724},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287937,"noise_level":-24.454803,"freq_skew":2.561668,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486167,"usec":10775},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929152,"noise_level":-24.253206,"freq_skew":-1.540032,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGV","mode":"2","label":"B9","blk_id":"9","ack":"!","flight":"AT971H","msg_num":"M42","msg_num_seq":"A","msg_text":"/GMMN.TI2/040GMMNA170E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486168,"usec":526995},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542099,"noise_level":-24.349184,"freq_skew":0.780519,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511170","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486169,"usec":293640},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543906,"noise_level":-23.950859,"freq_skew":-2.543885,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486169,"usec":294155},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.073889,"noise_level":-24.494576,"freq_skew":0.872967,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20244,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[232,207,135,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486169,"usec":303260},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740369,"noise_level":-24.407578,"freq_skew":1.631279,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486169,"usec":304763},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663301,"noise_level":-24.350056,"freq_skew":1.774644,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":916,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29299,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[83,60,194,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486170,"usec":63481},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936273,"noise_level":-24.550056,"freq_skew":0.762522,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486170,"usec":814462},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065363,"noise_level":-24.289993,"freq_skew":-1.715777,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486173,"usec":100434},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720936,"noise_level":-23.569126,"freq_skew":1.000116,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486173,"usec":859844},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787602,"noise_level":-23.222431,"freq_skew":1.524434,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":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":1534,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[91,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486173,"usec":863075},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599027,"noise_level":-23.109877,"freq_skew":3.035060,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486175,"usec":395975},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839533,"noise_level":-23.692326,"freq_skew":-1.587961,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGV","mode":"2","label":"_d","blk_id":"0","ack":"Q","flight":"AT971H","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486175,"usec":397043},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.117887,"noise_level":-23.639339,"freq_skew":0.798936,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1863,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":13,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486175,"usec":399331},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194816,"noise_level":-23.547382,"freq_skew":0.497093,"avlc":{"src":{"addr":"348085","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":321,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486176,"usec":151195},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.148669,"noise_level":-23.508266,"freq_skew":-0.696893,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486176,"usec":151464},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.963191,"noise_level":-23.495270,"freq_skew":0.714123,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486176,"usec":154382},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838291,"noise_level":-23.366337,"freq_skew":-1.170244,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486176,"usec":159919},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.157130,"noise_level":-24.371664,"freq_skew":0.646181,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1136,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":36232,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[199,186,249,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486176,"usec":161533},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980536,"noise_level":-24.802345,"freq_skew":1.019829,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486176,"usec":162564},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837232,"noise_level":-25.298790,"freq_skew":-1.432349,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGV","mode":"2","label":"_d","blk_id":"1","ack":"R","flight":"AT971H","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486176,"usec":916388},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.145765,"noise_level":-25.468258,"freq_skew":0.357481,"avlc":{"src":{"addr":"348085","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":322,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44496,"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":[202,81,223,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486176,"usec":917642},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.353490,"noise_level":-25.464193,"freq_skew":-2.207605,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486177,"usec":673834},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442318,"noise_level":-25.389822,"freq_skew":0.847231,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","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":1784486177,"usec":681218},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835373,"noise_level":-25.182302,"freq_skew":-1.455350,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGV","mode":"2","label":"_d","blk_id":"2","ack":"S","flight":"AT971H","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486177,"usec":685843},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.518928,"noise_level":-25.072582,"freq_skew":-0.289843,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486178,"usec":446191},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.192647,"noise_level":-24.706583,"freq_skew":0.843513,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486179,"usec":195941},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.056220,"noise_level":-25.439526,"freq_skew":0.835100,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486179,"usec":196234},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626437,"noise_level":-25.423290,"freq_skew":1.539176,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":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":1535,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[42,57]},{"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":1784486180,"usec":714690},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011186,"noise_level":-24.704163,"freq_skew":1.170492,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486180,"usec":719598},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518249,"noise_level":-24.805391,"freq_skew":1.562288,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486182,"usec":239858},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.260112,"noise_level":-24.454948,"freq_skew":0.894740,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486182,"usec":245149},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958797,"noise_level":-24.862705,"freq_skew":1.058049,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486184,"usec":531221},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-9.153255,"noise_level":-23.784687,"freq_skew":2.152642,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486184,"usec":537326},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.370316,"noise_level":-23.731136,"freq_skew":2.688311,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486187,"usec":587294},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693453,"noise_level":-24.066101,"freq_skew":2.673723,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486187,"usec":591952},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351067,"noise_level":-24.697079,"freq_skew":2.496409,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784486187,"usec":592301},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629940,"noise_level":-24.697079,"freq_skew":-1.278609,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44490,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[221,1,187,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486187,"usec":597284},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455501,"noise_level":-25.734821,"freq_skew":2.597963,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":558,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44597,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[212,109,76,220]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44597,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[242,128,244,172]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":36,"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":1784486189,"usec":105660},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.140729,"noise_level":-26.841879,"freq_skew":2.452144,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486191,"usec":385485},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881584,"noise_level":-25.615187,"freq_skew":0.833323,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":3164,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486192,"usec":152145},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435060,"noise_level":-25.257881,"freq_skew":2.537389,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":559,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44597,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[153,211,62,48]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":36,"sec":29}},"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":1784486192,"usec":154520},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399193,"noise_level":-25.196829,"freq_skew":0.363827,"avlc":{"src":{"addr":"348085","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486192,"usec":914354},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.285642,"noise_level":-25.971138,"freq_skew":2.780772,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486192,"usec":915227},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329390,"noise_level":-26.486233,"freq_skew":2.628453,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486194,"usec":432519},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417756,"noise_level":-25.884396,"freq_skew":2.776432,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":560,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44597,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[42,58,126,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486194,"usec":435599},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515777,"noise_level":-26.616819,"freq_skew":0.870155,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20266,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":16,"credit":15,"rseq":4,"variable_part_params":[{"name":"checksum","value":[4,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486195,"usec":200782},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.343528,"noise_level":-26.110867,"freq_skew":3.160205,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2546,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29442,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[228,190]},{"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":1784486195,"usec":954790},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.291229,"noise_level":-25.666061,"freq_skew":0.933323,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":1784486195,"usec":956794},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304233,"noise_level":-25.659216,"freq_skew":0.126846,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1665,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44612,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[51,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486196,"usec":723557},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897508,"noise_level":-26.034767,"freq_skew":0.894606,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":1784486197,"usec":488463},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750713,"noise_level":-25.660154,"freq_skew":-1.223369,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486198,"usec":244112},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865830,"noise_level":-25.203968,"freq_skew":-1.376627,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":529,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44572,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[133,108,151,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486198,"usec":245355},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568545,"noise_level":-25.140944,"freq_skew":-1.244721,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44572,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[104,126,72,15]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"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":1784486199,"usec":7816},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.241500,"noise_level":-25.000792,"freq_skew":0.782447,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486199,"usec":774251},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.150594,"noise_level":-24.637741,"freq_skew":-1.435528,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486200,"usec":533016},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955370,"noise_level":-24.260843,"freq_skew":0.692850,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1199,"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":1784486201,"usec":292729},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.145573,"noise_level":-24.273207,"freq_skew":0.151471,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":1666,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44612,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[2,38]},{"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":1784486201,"usec":303541},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.057100,"noise_level":-24.829866,"freq_skew":-0.761365,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784486202,"usec":53662},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687667,"noise_level":-24.649984,"freq_skew":1.025361,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":1784486202,"usec":59221},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017346,"noise_level":-24.430246,"freq_skew":-1.270356,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486202,"usec":60331},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486263,"noise_level":-25.485365,"freq_skew":2.592581,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1819,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44594,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[149,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486202,"usec":820072},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493205,"noise_level":-25.420275,"freq_skew":-1.072988,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"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":44490,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[61,250,216,184]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44490,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[74,159,140,43]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":36,"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":1784486202,"usec":827626},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860186,"noise_level":-25.842342,"freq_skew":-0.875975,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486203,"usec":574139},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.030512,"noise_level":-25.724018,"freq_skew":-0.147140,"avlc":{"src":{"addr":"3451D8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784486203,"usec":574541},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577350,"noise_level":-25.707245,"freq_skew":0.263791,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":477,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44571,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[47,212,179,20]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44571,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[210,3,111,180]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":36,"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":1784486203,"usec":576966},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864001,"noise_level":-25.574217,"freq_skew":-1.284882,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486203,"usec":577073},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.338099,"noise_level":-25.574217,"freq_skew":1.476623,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":917,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[25,182,25,131]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486203,"usec":578091},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.155616,"noise_level":-25.597767,"freq_skew":0.819376,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","type":"Aircraft"},"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":1784486204,"usec":340751},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643625,"noise_level":-25.369150,"freq_skew":3.083650,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486204,"usec":341881},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977278,"noise_level":-25.304920,"freq_skew":0.900885,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486204,"usec":347434},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738313,"noise_level":-25.461206,"freq_skew":1.815415,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486204,"usec":350391},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401049,"noise_level":-25.428692,"freq_skew":3.111949,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[24,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486205,"usec":100487},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970723,"noise_level":-26.163086,"freq_skew":0.546534,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486205,"usec":106542},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369897,"noise_level":-26.351347,"freq_skew":0.772405,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486206,"usec":631582},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.492536,"noise_level":-25.443981,"freq_skew":-0.105164,"avlc":{"src":{"addr":"3451D8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784486206,"usec":632330},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418998,"noise_level":-25.427740,"freq_skew":-1.340475,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":531,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44572,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[24,68,230,105]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":36,"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":1784486207,"usec":388823},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507038,"noise_level":-25.993549,"freq_skew":2.559135,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1820,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44594,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[88,229]},{"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":1784486207,"usec":392804},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429367,"noise_level":-25.771284,"freq_skew":-1.897233,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486208,"usec":140777},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960058,"noise_level":-25.670586,"freq_skew":0.884664,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[1,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486208,"usec":142597},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432759,"noise_level":-25.571043,"freq_skew":-1.545568,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486208,"usec":147584},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527081,"noise_level":-25.375317,"freq_skew":-1.144625,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":42.299999,"lon":-2.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486208,"usec":148248},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643044,"noise_level":-25.343117,"freq_skew":1.014670,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29494,"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":[13,128,112,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486208,"usec":915789},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784178,"noise_level":-25.788202,"freq_skew":0.790224,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486208,"usec":916199},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918740,"noise_level":-25.771305,"freq_skew":-1.114579,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":478,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44490,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[89,216,45,244]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":36,"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":1784486209,"usec":676685},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.035635,"noise_level":-25.705576,"freq_skew":-1.349700,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486210,"usec":433628},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405402,"noise_level":-25.425339,"freq_skew":-1.246764,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784486211,"usec":197877},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641978,"noise_level":-24.814682,"freq_skew":-1.954590,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486211,"usec":198442},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633220,"noise_level":-25.770409,"freq_skew":-1.132602,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":479,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44490,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[146,199,11,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486211,"usec":960476},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817908,"noise_level":-25.553711,"freq_skew":1.034098,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[1,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486211,"usec":968994},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524542,"noise_level":-25.230539,"freq_skew":-1.546708,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486212,"usec":725066},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.209735,"noise_level":-25.277205,"freq_skew":0.854983,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486212,"usec":725751},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740500,"noise_level":-25.245371,"freq_skew":0.413039,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":478,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44571,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[169,31,190,246]}]}],"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":7,"day":19},"time":{"hour":18,"min":36,"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":1784486212,"usec":729402},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446348,"noise_level":-25.103535,"freq_skew":0.295345,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":479,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52295,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[123,36,182,148]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":36,"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":1784486212,"usec":729832},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520325,"noise_level":-25.764088,"freq_skew":1.118207,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"15102705","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,133,197,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486212,"usec":730380},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612012,"noise_level":-26.020653,"freq_skew":2.975717,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":11,"lifetime":50.000000,"flags":192,"pdu_id":254,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[206,88]},{"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":1784486213,"usec":482489},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531159,"noise_level":-26.936235,"freq_skew":1.166030,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"UX1174","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486213,"usec":482975},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827144,"noise_level":-27.743679,"freq_skew":0.415397,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486213,"usec":483462},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568306,"noise_level":-27.722519,"freq_skew":0.539002,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":480,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":68,"dst_ref":44571,"variable_part_params":[{"name":"atn_checksum","value":[132,234,110,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486213,"usec":487335},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395999,"noise_level":-27.513723,"freq_skew":0.470941,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486213,"usec":487335},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.395999,"noise_level":-27.513723,"freq_skew":0.470941,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486213,"usec":488971},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.428325,"noise_level":-27.878485,"freq_skew":0.759125,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486213,"usec":489447},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990255,"noise_level":-27.856997,"freq_skew":0.308384,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":481,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52295,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[1,18,170,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486214,"usec":246241},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874319,"noise_level":-27.883959,"freq_skew":1.133492,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486215,"usec":9003},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.140948,"noise_level":-28.498451,"freq_skew":0.382851,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":482,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52295,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[86,222,220,3]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52295,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[243,224,250,108]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":36,"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":1784486215,"usec":761759},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639406,"noise_level":-27.982615,"freq_skew":-1.493100,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":532,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44572,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[248,12,146,58]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486215,"usec":765891},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.319442,"noise_level":-27.661987,"freq_skew":0.334173,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486216,"usec":529847},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603063,"noise_level":-27.292229,"freq_skew":-1.294956,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":42.299999,"lon":-2.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486216,"usec":531057},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956742,"noise_level":-27.212154,"freq_skew":0.994610,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486218,"usec":813255},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.180888,"noise_level":-25.681488,"freq_skew":1.649718,"avlc":{"src":{"addr":"E0B215","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LV-KHU","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"AR1133","msg_num":"M38","msg_num_seq":"A","msg_text":"183657,18600,0706,1696,N 40.500 W  4.603"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486222,"usec":622598},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909807,"noise_level":-24.650248,"freq_skew":1.818792,"avlc":{"src":{"addr":"E0B215","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486223,"usec":387138},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.209260,"noise_level":-25.009583,"freq_skew":0.137676,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486223,"usec":387262},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.224888,"noise_level":-25.009583,"freq_skew":0.933115,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":39.799999,"lon":-5.000000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486223,"usec":388289},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679045,"noise_level":-26.011116,"freq_skew":0.978175,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486224,"usec":150791},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469888,"noise_level":-25.856327,"freq_skew":1.074160,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-XLF","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"W60537","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486224,"usec":150791},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.469888,"noise_level":-25.856327,"freq_skew":1.074160,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23220606","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,77,33,134,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486224,"usec":154475},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713018,"noise_level":-25.637501,"freq_skew":0.962615,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":"23220606","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486224,"usec":159438},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594659,"noise_level":-25.554783,"freq_skew":0.877270,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-XLF","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486224,"usec":912185},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655742,"noise_level":-25.375530,"freq_skew":-1.068474,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":42.299999,"lon":-2.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486224,"usec":915331},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624076,"noise_level":-25.295259,"freq_skew":0.942176,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486224,"usec":916083},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728564,"noise_level":-25.263357,"freq_skew":0.722215,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":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":3360,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486224,"usec":918950},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638776,"noise_level":-25.231573,"freq_skew":-1.298488,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GUGO","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"AF67RZ","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486224,"usec":918950},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.638776,"noise_level":-25.231573,"freq_skew":-1.298488,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"16250316","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,70,82,0,57,80,206,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486224,"usec":923878},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349968,"noise_level":-25.105583,"freq_skew":1.061199,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486225,"usec":677069},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783303,"noise_level":-25.611778,"freq_skew":0.797154,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":3367,"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":1784486225,"usec":678273},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768782,"noise_level":-25.545734,"freq_skew":0.788627,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":"16250316","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486225,"usec":679797},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749303,"noise_level":-25.463884,"freq_skew":0.729342,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GUGO","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486225,"usec":679896},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601585,"noise_level":-25.463884,"freq_skew":-2.680281,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"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":44442,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[116,64,125,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486225,"usec":683169},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853237,"noise_level":-25.382795,"freq_skew":-1.162605,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486225,"usec":686065},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893646,"noise_level":-25.350571,"freq_skew":0.700252,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":"16250316","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486226,"usec":432753},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.267365,"noise_level":-25.541079,"freq_skew":-0.042798,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486226,"usec":433247},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867464,"noise_level":-26.578236,"freq_skew":1.575054,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486226,"usec":434973},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975925,"noise_level":-26.486107,"freq_skew":0.936930,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511170","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":1784486228,"usec":721577},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769155,"noise_level":-25.209978,"freq_skew":0.818348,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":"16250316","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486228,"usec":722714},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806605,"noise_level":-25.146908,"freq_skew":-2.380388,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"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":44442,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[116,64,125,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486228,"usec":725179},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712876,"noise_level":-25.099909,"freq_skew":0.944025,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511170","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":1784486229,"usec":482614},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.329828,"noise_level":-24.807997,"freq_skew":-1.282881,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486231,"usec":3770},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.062913,"noise_level":-24.042034,"freq_skew":0.884499,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1865,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"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":[42,44,253,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486231,"usec":5199},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725265,"noise_level":-23.986876,"freq_skew":0.084227,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486231,"usec":8541},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.338661,"noise_level":-25.613483,"freq_skew":0.072502,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":44513,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[57,37,87,211]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44513,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[178,13,34,37]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":37,"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":1784486232,"usec":546124},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.301566,"noise_level":-25.259932,"freq_skew":0.146795,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486233,"usec":287473},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.133645,"noise_level":-25.105343,"freq_skew":0.904625,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486234,"usec":817227},"freq":136975000,"burst_len_octets":317,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762778,"noise_level":-24.715921,"freq_skew":1.148228,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX1174","msg_num":"D41","msg_num_seq":"A","sublabel":"DF","msg_text":"A53A\r\n       1907165439413477\r\n26LC2EBBRLEMDESBSM22-H200-0004\r\n60D429\r\n60D436\r\n101.6 90.818.918.5  261654\r\n101.6 90.830503066  4619.816.6  4 43  53  73  331655\r\n 82.3 91.830323047  3717.217.6 61 61  93  93 -521731\r\n 76.7 85.730333053  3716.617.2 67 64  84  85 -521836\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486234,"usec":818982},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809899,"noise_level":-25.584885,"freq_skew":1.148321,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":602,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44494,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[84,9,136,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486234,"usec":819343},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689911,"noise_level":-25.960392,"freq_skew":-1.487463,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1292,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44679,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[249,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486234,"usec":821553},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.109003,"noise_level":-26.081295,"freq_skew":0.601996,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":345,"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":1784486235,"usec":580520},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040062,"noise_level":-25.908092,"freq_skew":-0.776987,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486235,"usec":582420},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117381,"noise_level":-25.938646,"freq_skew":0.906139,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1784486235,"usec":586053},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.563959,"noise_level":-25.751381,"freq_skew":0.821500,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486235,"usec":586267},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021955,"noise_level":-25.734556,"freq_skew":0.865669,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":69,"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":44573,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[33,27,74,246]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486236,"usec":342456},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612774,"noise_level":-25.586189,"freq_skew":-1.798214,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"SBSV"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-3.600000},"alt":19000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486236,"usec":344158},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.306220,"noise_level":-25.503958,"freq_skew":-2.270314,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486237,"usec":102067},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585145,"noise_level":-26.208326,"freq_skew":-1.728282,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"UX0083","msg_num":"S74","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486237,"usec":102067},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.585145,"noise_level":-26.208326,"freq_skew":-1.728282,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15072017","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,65,69,65,0,52,116,15,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486237,"usec":869350},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961297,"noise_level":-26.478138,"freq_skew":1.042921,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486237,"usec":871446},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643875,"noise_level":-27.144375,"freq_skew":-1.988781,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":64,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486237,"usec":873681},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967453,"noise_level":-27.026548,"freq_skew":1.018072,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486239,"usec":397458},"freq":136975000,"burst_len_octets":652,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659862,"noise_level":-26.134329,"freq_skew":1.029608,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX1174","msg_num":"D42","msg_num_seq":"A","sublabel":"DF","msg_text":"B03A     \r\nAPM     EC-OSS          AEA26LC EBBRLEMD190726180007,737789     ,BCG3CL2000004,.793,,462.1,269.3,,,-22.24,,,34996,,, 66416,,,1061,1056,,, 83.83, 83.87,,, 2.0,425.5,,,0,0,,0,0,,0,0,0,0,0,0,,, 45.4233,,,   0.2859,,,-141.09,,, -3.1,,,-144.1,,, -0.005,-0.003,,,,6.768,,11587, 5809, 5766,    7,,    0,,, 3108, 3121,,, 0.0,,,,, 69109,,,,,, 61090,,, 8019, 3796, 3796,  430,,    -,,,  60D429,  60D436,,,,,,-143.049,-146.046,,,102.1,102.1,,  17,  17,,,,711.7,709.7,,,,,,,-50.4,,, -1.5,,, -0.1,,,  2.3,,, -1.1, 0.7, 0.7, -0.4, -0.2,,, -0.3,,  2.9,  2.9,,, 0.6, 0.4,,,-0.00,,,-0.00,,, 1.01,,,  0.038,,,\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486240,"usec":149498},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097592,"noise_level":-26.669529,"freq_skew":0.752340,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486240,"usec":915727},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585291,"noise_level":-25.916874,"freq_skew":-1.591055,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1293,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44679,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[176,61]},{"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":1784486242,"usec":436033},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544329,"noise_level":-25.352009,"freq_skew":1.611524,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784486242,"usec":437086},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960622,"noise_level":-25.363005,"freq_skew":-1.709746,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486243,"usec":195651},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736371,"noise_level":-25.611694,"freq_skew":0.896205,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486243,"usec":198850},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811922,"noise_level":-26.457747,"freq_skew":0.243512,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44513,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[130,23,5,2]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":37,"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":1784486244,"usec":723411},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863925,"noise_level":-25.989281,"freq_skew":0.213343,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486244,"usec":723411},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.863925,"noise_level":-25.989281,"freq_skew":0.213343,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486244,"usec":728854},"freq":136975000,"burst_len_octets":652,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662514,"noise_level":-25.733440,"freq_skew":1.027663,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX1174","msg_num":"D43","msg_num_seq":"A","sublabel":"DF","msg_text":"B03A     \r\nAPM     EC-OSS          AEA26LC EBBRLEMD190726180419,737789     ,BCG3CL2000004,.792,,460.6,269.1,,,-22.75,,,34997,,, 66273,,,1070,1065,,, 83.97, 84.02,,, 2.1,425.1,,,0,0,,0,0,,0,0,0,0,0,0,,, 45.0215,,,  -0.1230,,,-141.83,,, -2.8,,,-144.4,,, -0.027, 0.003,,,,6.772,,11280, 5661, 5612,    2,,    0,,, 3273, 3285,,, 0.0,,,,, 69109,,,,,, 61090,,, 8019, 3796, 3796,  430,,    -,,,  60D429,  60D436,,,,,,-143.690,-146.268,,,102.2,102.1,,  17,  17,,,,713.0,711.0,,,,,,,-50.7,,, -1.4,,, -0.1,,,  2.3,,, -1.1, 0.7, 0.7, -0.5, -0.1,,, -0.3,,  3.1,  3.1,,, 0.6, 0.4,,,-0.00,,,-0.00,,, 1.01,,,  0.079,,,\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486245,"usec":487109},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926024,"noise_level":-26.230118,"freq_skew":0.975779,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":48.500000,"flags":192,"pdu_id":1301,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[163,55,127,122]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":13,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":37,"sec":24}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFBB"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486245,"usec":490310},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851449,"noise_level":-26.607018,"freq_skew":0.183464,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":44513,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[142,241,137,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486246,"usec":242890},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317818,"noise_level":-26.569923,"freq_skew":-1.278969,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":480,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44490,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[231,148,61,14]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44490,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[128,6,115,64]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":37,"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":1784486246,"usec":246649},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930419,"noise_level":-27.131559,"freq_skew":1.023165,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":48.500000,"flags":192,"pdu_id":1304,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":11,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[177,113,130,85]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486247,"usec":10239},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488539,"noise_level":-26.540144,"freq_skew":-1.327071,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486247,"usec":773644},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092462,"noise_level":-26.143593,"freq_skew":-1.977917,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486247,"usec":775242},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807439,"noise_level":-26.940659,"freq_skew":0.431442,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486247,"usec":779722},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738781,"noise_level":-26.787510,"freq_skew":0.621987,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"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":52295,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[171,171,15,173]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52295,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[215,170,54,88]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":37,"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":1784486248,"usec":536779},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.248418,"noise_level":-26.434254,"freq_skew":1.122738,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486248,"usec":538590},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828156,"noise_level":-26.434254,"freq_skew":0.810458,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511170","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1306,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":59,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[104,53,253,79]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":37,"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":"LFBB"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486249,"usec":292728},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960433,"noise_level":-26.271809,"freq_skew":1.038901,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1307,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":78,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[223,14,154,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486249,"usec":292868},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872876,"noise_level":-26.271809,"freq_skew":-2.713318,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":415,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44442,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[231,223,120,54]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44442,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[181,15,20,243]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":37,"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":1784486249,"usec":294160},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.032344,"noise_level":-26.765068,"freq_skew":1.827438,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486249,"usec":294286},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.108055,"noise_level":-27.232895,"freq_skew":0.301320,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486249,"usec":294704},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405961,"noise_level":-27.212944,"freq_skew":1.650158,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":918,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"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":[55,152,140,103]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486249,"usec":296190},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895443,"noise_level":-27.113869,"freq_skew":0.814561,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511170","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1308,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[190,174,208,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486250,"usec":59297},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879813,"noise_level":-26.747370,"freq_skew":0.954345,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486250,"usec":59726},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947984,"noise_level":-26.728500,"freq_skew":-2.534103,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486250,"usec":818011},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406373,"noise_level":-27.052412,"freq_skew":0.610408,"avlc":{"src":{"addr":"348085","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486250,"usec":819579},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629775,"noise_level":-27.047768,"freq_skew":0.767537,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486251,"usec":583232},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018726,"noise_level":-26.498478,"freq_skew":0.470904,"avlc":{"src":{"addr":"348085","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486253,"usec":107580},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029863,"noise_level":-26.658545,"freq_skew":0.899509,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":20.000000,"flags":246,"pdu_id":3566,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486253,"usec":109644},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.102229,"noise_level":-26.565567,"freq_skew":2.662712,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486253,"usec":863172},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858670,"noise_level":-26.707449,"freq_skew":0.971232,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":1784486254,"usec":626817},"freq":136975000,"burst_len_octets":1043,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543956,"noise_level":-26.357368,"freq_skew":0.318633,"avlc":{"src":{"addr":"348085","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-OGS","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX1016","msg_num":"D49","msg_num_seq":"A","sublabel":"DF","msg_text":"B43B\r\nEC-OGS 163611HBEGKKLEMDER190726172719\r\n 425170260C21060C218BCG3B-L200-0003\r\n 35006-1577272844990803 -245 -530 65281\r\nPRI17430310031 471497  -31393  -06    16 66986\r\n 34996270646040797 -250 -528\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8178 8234 8234 881910100 98526161 6865\r\n 6812 6981 6868 6950 345 362017401883\r\n 6970 6998 6888 6970-238  259  299 4830 4901\r\n 1013 2276 2281  05 142 623 623 0\r\n 2616 2613  009  000 -013\r\n 442 713 713  00  00 00026015\r\n000006021 012 73 865  80164  0\r\n018CE00000000003498300000100007F001000000080F000000678035180000100000000000000000000000000\r\n0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000\r\n 817210122 6875 1019 2538012007 66\r\n17392110038 476122  -29902  -18   -17 66986\r\n 34998269745950794 -253 -530\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8313 8378 8378 896610206 99416275 7050\r\n 7122 7252 7146 7193 345 361018201968\r\n 7113 7014 6853 7199-241  262  306 4910 4987\r\n 1075 2394 2391  06 172 633 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486254,"usec":628513},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508270,"noise_level":-27.484970,"freq_skew":3.227455,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486255,"usec":394331},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000829,"noise_level":-27.241665,"freq_skew":3.146556,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486255,"usec":395319},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571882,"noise_level":-27.657562,"freq_skew":0.952022,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OGS","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486255,"usec":401794},"freq":136975000,"burst_len_octets":390,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586387,"noise_level":-27.348501,"freq_skew":0.364113,"avlc":{"src":{"addr":"348085","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OGS","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX1016","msg_num":"D49","msg_num_seq":"B","sublabel":"DF","msg_text":"B43B\r\nEC-OGS 163611HBEGKKLEMDER190726172719\r\n 425170260C21060C218BCG3B-L200-0003\r\n 35006-1577272844990803 -245 -530 65281\r\nPRI17430310031 471497  -31393  -06    16 66986\r\n 34996270646040797 -250 -528\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8178 8234 8234 881910100 98526161 6865\r\n 6812 6981 6868 6950 345 362017401883\r\n 6970 6998 6888 6970-238  259  299 4830 4901\r\n 1013 2276 2281  05 142 623 623 0\r\n 2616 2613  009  000 -013\r\n 442 713 713  00  00 00026015\r\n000006021 012 73 865  80164  0\r\n018CE00000000003498300000100007F001000000080F000000678035180000100000000000000000000000000\r\n0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000\r\n 817210122 6875 1019 2538012007 66\r\n17392110038 476122  -29902  -18   -17 66986\r\n 34998269745950794 -253 -530\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8313 8378 8378 896610206 99416275 7050\r\n 7122 7252 7146 7193 345 361018201968\r\n 7113 7014 6853 7199-241  262  306 4910 4987\r\n 1075 2394 2391  06 172 633 633 0\r\n 2389 2388  010  000 -006\r\n 417 717 717  00 -01 00027013\r\n011002012 010 65 870  86169  0\r\n018CE0000000000349C300000200007F0010000000808000000678035000000100000000000000000000000000\r\n0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000\r\n 831910172 7025 1074 2470016000 73\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486256,"usec":151400},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747067,"noise_level":-28.496864,"freq_skew":0.926015,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OGS","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486256,"usec":906596},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956128,"noise_level":-28.336632,"freq_skew":0.765241,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"dst_nsap":[71,0,39,65,65,70,82,0,57,80,206,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":2869,"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":33639,"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":[78,167,130,153]},{"name":"checksum","value":[81,79]},{"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":[1,3,27,2,25264386,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486256,"usec":908432},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467488,"noise_level":-28.479250,"freq_skew":-1.321900,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486256,"usec":910458},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687650,"noise_level":-28.410357,"freq_skew":-1.237947,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":481,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":64,"dst_ref":33639,"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":[49,79,67,141]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486256,"usec":914482},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862429,"noise_level":-29.248909,"freq_skew":0.557652,"avlc":{"src":{"addr":"348085","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486256,"usec":916126},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881845,"noise_level":-29.587297,"freq_skew":1.036181,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":2872,"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":[142,114,104,144]},{"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":1784486257,"usec":681434},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649262,"noise_level":-29.004845,"freq_skew":-1.437246,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486259,"usec":199846},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672423,"noise_level":-27.794979,"freq_skew":1.489663,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":288,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44614,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[64,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486259,"usec":960876},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646191,"noise_level":-27.647079,"freq_skew":0.913343,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511170","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":2877,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":33641,"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":[41,202,58,69]},{"name":"checksum","value":[189,104]},{"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":[1,3,27,2,25264386,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486259,"usec":962724},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655400,"noise_level":-27.522282,"freq_skew":-2.555052,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486259,"usec":963493},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650857,"noise_level":-27.481079,"freq_skew":-2.587995,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":416,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":60,"dst_ref":33641,"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":[176,213,221,82]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486259,"usec":963757},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988536,"noise_level":-27.676300,"freq_skew":-0.481281,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1636,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":12,"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":[28,29]},{"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":1784486259,"usec":966372},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658708,"noise_level":-27.551086,"freq_skew":0.877515,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486260,"usec":713776},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.104740,"noise_level":-27.427652,"freq_skew":0.749379,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511170","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":2878,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[130,96,192,212]},{"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":1784486260,"usec":723331},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795371,"noise_level":-27.008942,"freq_skew":-2.529484,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486260,"usec":725291},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.624343,"noise_level":-27.728241,"freq_skew":-0.751134,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1637,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44700,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,140]},{"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":1784486261,"usec":481634},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976326,"noise_level":-27.850891,"freq_skew":1.051325,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20338,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[232,207,135,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486261,"usec":482306},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681566,"noise_level":-27.808104,"freq_skew":-0.749783,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1638,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44700,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[94,121]}]}],"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":[1,3,27,1,131162,0]}},"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":"RAM799","long_tsap":{"rdp":[65,82,65,77,0],"short_tsap":{"ars":[2,0,90],"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":[65,82,65,77,0],"short_tsap":{"ars":[2,0,90],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,2,2]}}}}}}],"departure_airport":"LFBD","destination_airport":"GMMN"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486261,"usec":483042},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919378,"noise_level":-27.765524,"freq_skew":0.290861,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":484,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52295,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[205,17,246,191]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":37,"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":1784486261,"usec":483605},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.293715,"noise_level":-27.723152,"freq_skew":1.530387,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":919,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29299,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[83,60,194,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486261,"usec":486628},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018224,"noise_level":-27.535000,"freq_skew":-1.454180,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486262,"usec":247970},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718771,"noise_level":-27.371109,"freq_skew":0.397552,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486262,"usec":255141},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578741,"noise_level":-27.170498,"freq_skew":0.702949,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486263,"usec":9470},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795335,"noise_level":-26.916447,"freq_skew":-0.779029,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784486263,"usec":11364},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832248,"noise_level":-27.145746,"freq_skew":-0.843559,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44499,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[199,70,63,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486263,"usec":11609},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687070,"noise_level":-27.125992,"freq_skew":0.839707,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1335,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[6,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486263,"usec":13102},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800684,"noise_level":-27.067005,"freq_skew":-0.444546,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1639,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44700,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[148,238]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486263,"usec":14284},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946248,"noise_level":-27.027901,"freq_skew":0.509774,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":52295,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[31,75,10,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486263,"usec":18755},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745451,"noise_level":-26.892406,"freq_skew":-2.162300,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGM","mode":"2","label":"8A","blk_id":"4","ack":"!","flight":"AT717X","msg_num":"M01","msg_num_seq":"A","msg_text":"/CMNOWAT.A/C TELEX::BONJOUR                ,ATD 17H50Z DL 10MIN,CODE 34,ETA 20H30Z,,,,.DST:CMNOWAT\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486263,"usec":768667},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912679,"noise_level":-26.854078,"freq_skew":-0.503817,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1640,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":12,"dst_ref":44700,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[203,12]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486263,"usec":773587},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039458,"noise_level":-26.590420,"freq_skew":1.420426,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784486264,"usec":527637},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492672,"noise_level":-27.123333,"freq_skew":1.346666,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44614,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[246,56]},{"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":1784486264,"usec":528798},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923415,"noise_level":-27.290850,"freq_skew":-0.642335,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1641,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":13,"dst_ref":44701,"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":[153,192]},{"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":1784486264,"usec":528899},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697459,"noise_level":-27.290850,"freq_skew":1.024846,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486264,"usec":531735},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.659926,"noise_level":-27.111738,"freq_skew":0.925527,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486265,"usec":304424},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934130,"noise_level":-26.688860,"freq_skew":-0.492764,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1642,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44701,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[91,6]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":37,"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":1784486266,"usec":57042},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340199,"noise_level":-26.055849,"freq_skew":-1.905208,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1891,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[234,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486266,"usec":816635},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.337166,"noise_level":-25.951817,"freq_skew":0.155785,"avlc":{"src":{"addr":"3451D8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486266,"usec":824379},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841345,"noise_level":-25.597219,"freq_skew":-0.636572,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784486267,"usec":580869},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804633,"noise_level":-25.288408,"freq_skew":2.734842,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486268,"usec":343256},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856265,"noise_level":-25.098877,"freq_skew":-0.685405,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1643,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[143,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486269,"usec":97767},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788965,"noise_level":-24.628319,"freq_skew":-0.453055,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1644,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[139,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486270,"usec":637115},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409351,"noise_level":-24.935406,"freq_skew":-1.900464,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1892,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[173,161]},{"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":1784486270,"usec":638675},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018981,"noise_level":-25.341709,"freq_skew":-2.381651,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486271,"usec":385344},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.639881,"noise_level":-25.229969,"freq_skew":2.155825,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"_d","blk_id":"7","ack":"!","flight":"H603WU","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486275,"usec":962225},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508014,"noise_level":-22.976370,"freq_skew":0.160077,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":1667,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486275,"usec":963414},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580307,"noise_level":-23.189472,"freq_skew":1.574759,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44614,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[246,56]},{"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":1784486275,"usec":965038},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755332,"noise_level":-23.126999,"freq_skew":0.890170,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486276,"usec":723787},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.282153,"noise_level":-22.881498,"freq_skew":-0.019047,"avlc":{"src":{"addr":"3451D8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784486276,"usec":723973},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507105,"noise_level":-22.881498,"freq_skew":0.971336,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":1784486279,"usec":13714},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953239,"noise_level":-22.905697,"freq_skew":0.739187,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":1,"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":20357,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":16,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[85,64]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":37,"sec":58}},"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":"PORTO","facility_function":"approach"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":120.910000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486279,"usec":774097},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575884,"noise_level":-23.042042,"freq_skew":3.317625,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2547,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29442,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[229,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486280,"usec":545016},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499231,"noise_level":-22.846428,"freq_skew":3.105636,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":2548,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29442,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[117,6]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":37,"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":1784486280,"usec":547060},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797732,"noise_level":-22.762453,"freq_skew":0.782121,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":1784486281,"usec":286496},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658363,"noise_level":-23.888435,"freq_skew":0.737418,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":2,"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":20358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":16,"credit":15,"rseq":5,"variable_part_params":[{"name":"checksum","value":[0,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486281,"usec":289129},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.332860,"noise_level":-23.766972,"freq_skew":-0.167530,"avlc":{"src":{"addr":"3451D8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":44636,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[80,183,207,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486281,"usec":289816},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496569,"noise_level":-24.483456,"freq_skew":-2.506607,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDP"},{"name":"ac_location","value":{"loc":{"lat":41.700001,"lon":-1.500000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486281,"usec":295830},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018329,"noise_level":-24.367794,"freq_skew":-2.706034,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBA","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"DI08DT","msg_num":"S98","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486281,"usec":298389},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325445,"noise_level":-24.353445,"freq_skew":-2.723324,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24210560","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,77,66,85,0,81,17,112,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486281,"usec":298673},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-8.438923,"noise_level":-24.353445,"freq_skew":1.563680,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":1784486282,"usec":59082},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800002,"noise_level":-24.127010,"freq_skew":3.349302,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486282,"usec":820380},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512571,"noise_level":-24.400866,"freq_skew":-2.480301,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486284,"usec":342938},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012572,"noise_level":-23.642080,"freq_skew":-0.235157,"avlc":{"src":{"addr":"02006F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486285,"usec":107139},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700062,"noise_level":-23.368992,"freq_skew":0.727803,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486285,"usec":111923},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660588,"noise_level":-23.279839,"freq_skew":0.745105,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":48.500000,"flags":192,"pdu_id":1369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[2,75,98,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486285,"usec":116053},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288416,"noise_level":-23.191589,"freq_skew":0.995436,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":603,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44494,"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":[49,99,243,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486285,"usec":118645},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.231748,"noise_level":-24.083271,"freq_skew":-0.914963,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":182,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26227,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[31,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486285,"usec":861021},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843369,"noise_level":-24.122478,"freq_skew":-1.460919,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486285,"usec":863196},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368668,"noise_level":-24.025290,"freq_skew":0.985337,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44573,"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":[13,52,194,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486285,"usec":868252},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521908,"noise_level":-24.870653,"freq_skew":0.083578,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486285,"usec":869194},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811916,"noise_level":-24.840271,"freq_skew":0.812467,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1784486288,"usec":157611},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813997,"noise_level":-23.852287,"freq_skew":-2.541582,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":417,"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":1784486288,"usec":917248},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754221,"noise_level":-23.339863,"freq_skew":2.898309,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":561,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486290,"usec":442804},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.305693,"noise_level":-23.716858,"freq_skew":-0.840886,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784486291,"usec":195293},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766315,"noise_level":-24.152363,"freq_skew":0.898443,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486291,"usec":204467},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.220325,"noise_level":-24.271713,"freq_skew":-0.568973,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CC-CXK","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UC3617","msg_num":"D54","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6'''''' 949  16EDDFGVAC19071837 -24.5 -51.5 350080.7821466013617\r\n1CRS 265.0N 41 1.8W  753.4235.55 53.0 21699  41.029568"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486291,"usec":957780},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.224010,"noise_level":-24.088997,"freq_skew":-0.738782,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486291,"usec":964569},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.326022,"noise_level":-23.978439,"freq_skew":-0.816535,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486293,"usec":482676},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720658,"noise_level":-23.355875,"freq_skew":-1.414918,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":482,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486294,"usec":245448},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630061,"noise_level":-23.992176,"freq_skew":1.084072,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486295,"usec":13178},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.087350,"noise_level":-23.668196,"freq_skew":-0.813108,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784486295,"usec":765271},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097668,"noise_level":-23.887844,"freq_skew":-1.836612,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486296,"usec":532457},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.335994,"noise_level":-24.722855,"freq_skew":0.463067,"avlc":{"src":{"addr":"348085","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":44496,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[47,156,168,155]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486297,"usec":298916},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922857,"noise_level":-24.998648,"freq_skew":0.705966,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","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":1784486297,"usec":302496},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817864,"noise_level":-25.398304,"freq_skew":-1.725851,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486298,"usec":60307},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528115,"noise_level":-25.389376,"freq_skew":1.723101,"avlc":{"src":{"addr":"E0B215","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"SAEZ"},{"name":"ac_location","value":{"loc":{"lat":40.400002,"lon":-4.700000},"alt":21000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486298,"usec":64170},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336679,"noise_level":-26.320251,"freq_skew":3.076425,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2549,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29442,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[225,178]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":38,"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":1784486298,"usec":816228},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552226,"noise_level":-26.124670,"freq_skew":0.870620,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":16,"credit":15,"rseq":6,"variable_part_params":[{"name":"checksum","value":[251,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486298,"usec":817518},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843350,"noise_level":-26.318771,"freq_skew":0.782466,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":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":20380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":16,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[206,16]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":38,"sec":17}},"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":1784486299,"usec":581255},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.918462,"noise_level":-25.795494,"freq_skew":2.380654,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486299,"usec":582304},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580361,"noise_level":-25.778580,"freq_skew":3.227743,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2550,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29442,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[225,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486300,"usec":347096},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749534,"noise_level":-26.275347,"freq_skew":-2.647300,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486300,"usec":347375},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885673,"noise_level":-26.257477,"freq_skew":-2.154653,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":959,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486300,"usec":350213},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654027,"noise_level":-27.275127,"freq_skew":0.698498,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[79,11,199,61]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486300,"usec":352328},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514213,"noise_level":-27.155529,"freq_skew":1.117568,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":604,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29494,"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":[13,128,112,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486301,"usec":106441},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.166068,"noise_level":-26.768349,"freq_skew":0.936099,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","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":1784486301,"usec":110660},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.079701,"noise_level":-26.618183,"freq_skew":0.950956,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1784486301,"usec":867095},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001986,"noise_level":-26.488886,"freq_skew":1.524181,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":921,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29299,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,26,235,218]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":38,"sec":19}},"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":"TOPTU"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486301,"usec":868227},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.228666,"noise_level":-26.434055,"freq_skew":0.704654,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486301,"usec":870284},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354459,"noise_level":-26.307449,"freq_skew":1.572749,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":920,"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":1784486301,"usec":872357},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558043,"noise_level":-26.200380,"freq_skew":0.931354,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486301,"usec":872357},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.558043,"noise_level":-26.200380,"freq_skew":0.931354,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486302,"usec":626199},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.864319,"noise_level":-26.077110,"freq_skew":1.631601,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDF"},{"name":"ac_location","value":{"loc":{"lat":39.100002,"lon":-7.500000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486302,"usec":626696},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675694,"noise_level":-26.059645,"freq_skew":1.045977,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[62,156,185,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486302,"usec":626696},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.675694,"noise_level":-26.059645,"freq_skew":1.045977,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":77,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[109,117,237,90]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":11,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":38,"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":1784486302,"usec":633891},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561314,"noise_level":-25.835701,"freq_skew":1.583127,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486303,"usec":385457},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.294104,"noise_level":-25.700705,"freq_skew":0.146510,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486303,"usec":386000},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482137,"noise_level":-26.837765,"freq_skew":3.208653,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2550,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29442,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[225,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486303,"usec":387253},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848219,"noise_level":-26.761753,"freq_skew":0.983648,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":1784486303,"usec":396272},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915974,"noise_level":-26.519220,"freq_skew":0.962651,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486303,"usec":398781},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666518,"noise_level":-26.464197,"freq_skew":1.588347,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":922,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29299,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[188,154,124,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486304,"usec":154188},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537957,"noise_level":-26.001408,"freq_skew":0.860763,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486306,"usec":440288},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498877,"noise_level":-25.050102,"freq_skew":1.679985,"avlc":{"src":{"addr":"E0B215","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"SAEZ"},{"name":"ac_location","value":{"loc":{"lat":40.400002,"lon":-4.700000},"alt":21000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486306,"usec":440588},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579086,"noise_level":-26.070738,"freq_skew":3.001091,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":50.000000,"flags":192,"pdu_id":255,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486306,"usec":441705},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798464,"noise_level":-26.655136,"freq_skew":1.051069,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"E0B215","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486306,"usec":443169},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847133,"noise_level":-26.988115,"freq_skew":1.016568,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":25,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[182,157]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":38,"sec":25}},"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":1784486306,"usec":444359},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766147,"noise_level":-26.930050,"freq_skew":1.907509,"avlc":{"src":{"addr":"E0B215","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LV-KHU","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"AR1133","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486307,"usec":199824},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901028,"noise_level":-27.559061,"freq_skew":0.787216,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486307,"usec":201047},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494166,"noise_level":-27.455982,"freq_skew":0.893401,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"E0B215","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LV-KHU","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486307,"usec":960357},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822982,"noise_level":-26.958181,"freq_skew":1.812830,"avlc":{"src":{"addr":"E0B215","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486307,"usec":961966},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609393,"noise_level":-27.252333,"freq_skew":1.225816,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":290,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44614,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[60,155]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486307,"usec":964810},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.082989,"noise_level":-27.133043,"freq_skew":-1.048100,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":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":183,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44613,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[42,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486308,"usec":722277},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606357,"noise_level":-26.765749,"freq_skew":0.687608,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486308,"usec":724657},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668461,"noise_level":-26.690367,"freq_skew":1.367802,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":291,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44614,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[127,157]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":38,"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":1784486309,"usec":488959},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666790,"noise_level":-26.910456,"freq_skew":0.916977,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[2,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486310,"usec":249027},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698943,"noise_level":-26.315432,"freq_skew":-1.661421,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX0083","msg_num":"D10","msg_num_seq":"A","sublabel":"DF","msg_text":"/ABZDS8X.<103>JER8 \r\n EC-NZGAEA083    CL  11190726183805LEMDSBSV425374  1\r\n 200113056663  89 39782  -3796-1462\r\nAEA3BACMFA006 2020  33001\r\n10195   4OFF0002 4 709 888\r\n10201   4OFF0005 4 709 888\r\n 710 615   "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486311,"usec":10146},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749759,"noise_level":-25.967163,"freq_skew":1.543942,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486311,"usec":768756},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773022,"noise_level":-26.359985,"freq_skew":-0.911992,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":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":184,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44613,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[254,38]},{"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":1784486313,"usec":286079},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874951,"noise_level":-25.549938,"freq_skew":0.902074,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486313,"usec":289862},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.308835,"noise_level":-25.783005,"freq_skew":-1.767938,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX0083","msg_num":"D10","msg_num_seq":"B","sublabel":"DF","msg_text":" 0    0\r\n 710 618    0    0\r\n 871 940 900  7363  778  77810298 676\r\n 870 942 896  7359  772  77210269 676\r\n 9091298 72533353   89 2796 5874\r\n 9091340 71943335   89 2814 5858\r\n1130 4825  8007  7964  5004\r\n11"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486313,"usec":294186},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.254677,"noise_level":-25.665482,"freq_skew":-1.674433,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1294,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486314,"usec":59180},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461132,"noise_level":-25.402679,"freq_skew":2.780228,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":562,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44597,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[42,58,126,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486314,"usec":62276},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746902,"noise_level":-26.085835,"freq_skew":0.969554,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":377,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486314,"usec":819661},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.404088,"noise_level":-26.443047,"freq_skew":2.067888,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":506,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"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":[36,204,225,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486314,"usec":821298},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706931,"noise_level":-26.334305,"freq_skew":2.749334,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486315,"usec":581452},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058801,"noise_level":-26.316311,"freq_skew":0.767569,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784486315,"usec":587522},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648119,"noise_level":-26.770699,"freq_skew":-2.070761,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":51,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486316,"usec":336270},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616348,"noise_level":-26.454561,"freq_skew":-1.457594,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":533,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486316,"usec":338459},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870301,"noise_level":-26.381817,"freq_skew":0.680721,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486317,"usec":101939},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907457,"noise_level":-26.184860,"freq_skew":-0.982546,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44499,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[114,65,168,97]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486317,"usec":102330},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332872,"noise_level":-26.167173,"freq_skew":1.941587,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"GMTT"},{"name":"ac_location","value":{"loc":{"lat":42.100002,"lon":-2.100000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486317,"usec":103542},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813052,"noise_level":-26.639746,"freq_skew":0.861220,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","type":"Aircraft"},"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":1784486317,"usec":105793},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663071,"noise_level":-26.491768,"freq_skew":-1.757580,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX0083","msg_num":"D10","msg_num_seq":"B","sublabel":"DF","msg_text":" 0    0\r\n 710 618    0    0\r\n 871 940 900  7363  778  77810298 676\r\n 870 942 896  7359  772  77210269 676\r\n 9091298 72533353   89 2796 5874\r\n 9091340 71943335   89 2814 5858\r\n1130 4825  8007  7964  5004\r\n11"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486317,"usec":106432},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469511,"noise_level":-26.491768,"freq_skew":1.833821,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-NMS","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"3O114H","msg_num":"S67","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486317,"usec":106432},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.469511,"noise_level":-26.491768,"freq_skew":1.833821,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"00400634","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,77,65,67,0,2,1,156,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486317,"usec":862431},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055285,"noise_level":-26.901875,"freq_skew":-1.200978,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486317,"usec":866845},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.300654,"noise_level":-26.599562,"freq_skew":2.994612,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486318,"usec":622059},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042073,"noise_level":-26.361454,"freq_skew":1.766948,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486318,"usec":623005},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.399640,"noise_level":-26.819551,"freq_skew":2.050143,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"H603WU","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486318,"usec":624906},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575453,"noise_level":-26.687243,"freq_skew":2.861973,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486320,"usec":154698},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649326,"noise_level":-25.762817,"freq_skew":-1.872590,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX0083","msg_num":"D10","msg_num_seq":"C","sublabel":"DF","msg_text":"33 4847  8021  7942  5017\r\n01360382003903990132037800390392\r\n04180597014306470443060701450636\r\n 217 264  09  03\r\n12921296  09  03\r\n200014702000 4522000  71 1056 1159 1502\r\n200019272000 8972000  43 1067 1125"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486321,"usec":667956},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530809,"noise_level":-25.175989,"freq_skew":1.379390,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":292,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486321,"usec":669914},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622083,"noise_level":-25.081924,"freq_skew":-1.381925,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486321,"usec":674441},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471181,"noise_level":-24.866329,"freq_skew":0.682164,"avlc":{"src":{"addr":"348085","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OGS","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX1016","msg_num":"F36","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40341W003561,NON01,183839,119,FAFEQ,184508,MD418,P6,236033,810C93"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486322,"usec":437895},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.190697,"noise_level":-24.987555,"freq_skew":1.009783,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486322,"usec":438734},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349331,"noise_level":-24.941406,"freq_skew":1.104360,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":605,"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":1784486322,"usec":440016},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.366606,"noise_level":-24.880253,"freq_skew":0.838091,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486322,"usec":443063},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720779,"noise_level":-24.834669,"freq_skew":0.971244,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OGS","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486323,"usec":205894},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955458,"noise_level":-24.434830,"freq_skew":0.694874,"avlc":{"src":{"addr":"348085","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486323,"usec":206077},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843921,"noise_level":-24.434830,"freq_skew":0.947479,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486323,"usec":207005},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716317,"noise_level":-24.824446,"freq_skew":-1.638812,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UX0083","msg_num":"D10","msg_num_seq":"D","sublabel":"DF","msg_text":" 1495\r\n 162  743  743  5290  4523  -3   14   45\r\n 148  749  749  5406  4491   1   19   38\r\n   680   659   1 3181 450 370  671\r\n   630   670   0 3191 321 490  688\r\n..........................................."}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486323,"usec":213368},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962390,"noise_level":-24.719126,"freq_skew":1.630095,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486323,"usec":964523},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591722,"noise_level":-25.709496,"freq_skew":1.506358,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":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":1536,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486325,"usec":491161},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805365,"noise_level":-25.459526,"freq_skew":-0.487810,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1645,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486326,"usec":247614},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703880,"noise_level":-25.476498,"freq_skew":-1.667906,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"UX0083","msg_num":"D10","msg_num_seq":"E","sublabel":"DF","msg_text":"/ABZDS8X.<103>JER8 \r\n EC-NZGAEA083    CL  11190726183805LEMDSBSV425374  1\r\n 200113056663  89 39782  -3796-1462\r\nAEA3BACMFA006 2020  33001\r\n10195   4OFF0002 4 709 888\r\n10201   4OFF0005 4 709 888\r\n 710 615    0    0\r\n 710 618    0    0\r\n 871 940 900  7363  778  77810298 676\r\n 870 942 896  7359  772  77210269 676\r\n 9091298 72533353   89 2796 5874\r\n 9091340 71943335   89 2814 5858\r\n1130 4825  8007  7964  5004\r\n1133 4847  8021  7942  5017\r\n01360382003903990132037800390392\r\n04180597014306470443060701450636\r\n 217 264  09  03\r\n12921296  09  03\r\n200014702000 4522000  71 1056 1159 1502\r\n200019272000 8972000  43 1067 1125 1495\r\n 162  743  743  5290  4523  -3   14   45\r\n 148  749  749  5406  4491   1   19   38\r\n   680   659   1 3181 450 370  671\r\n   630   670   0 3191 321 490  688\r\n................................................"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486328,"usec":526260},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.269916,"noise_level":-24.443205,"freq_skew":-0.662394,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784486328,"usec":530144},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.383493,"noise_level":-24.331032,"freq_skew":2.232498,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"H603WU","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486330,"usec":52437},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.552074,"noise_level":-24.392937,"freq_skew":2.352545,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"QX","blk_id":"8","ack":"A","flight":"H603WU","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486330,"usec":57058},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.835419,"noise_level":-24.179527,"freq_skew":2.187192,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"_d","blk_id":"9","ack":"!","flight":"H603WU","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486330,"usec":812185},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020604,"noise_level":-24.067818,"freq_skew":-2.101124,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486331,"usec":581826},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.553539,"noise_level":-24.428015,"freq_skew":0.485375,"avlc":{"src":{"addr":"3C0ACB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486333,"usec":106826},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640378,"noise_level":-23.781128,"freq_skew":-1.615359,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486333,"usec":861787},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682595,"noise_level":-23.424215,"freq_skew":1.479065,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44614,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[146,237]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":38,"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":1784486339,"usec":196183},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779459,"noise_level":-22.883642,"freq_skew":1.463125,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44614,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[146,237]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":38,"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":1784486339,"usec":201805},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740784,"noise_level":-23.581997,"freq_skew":0.994034,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1447,"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":[253,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486339,"usec":967724},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749593,"noise_level":-23.737906,"freq_skew":0.721128,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1450,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":25,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[53,214]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":38,"sec":59}},"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":1784486340,"usec":719699},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.249728,"noise_level":-23.618515,"freq_skew":2.484449,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1821,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44594,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[145,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486340,"usec":728723},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844885,"noise_level":-24.478533,"freq_skew":2.601266,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1822,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44594,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[91,160]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":38,"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":1784486340,"usec":729855},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906863,"noise_level":-24.435005,"freq_skew":1.271852,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486341,"usec":483123},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777223,"noise_level":-24.838259,"freq_skew":1.430127,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44614,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[49,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486342,"usec":240870},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310027,"noise_level":-24.636166,"freq_skew":-1.543231,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486342,"usec":241781},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735483,"noise_level":-25.725170,"freq_skew":1.917130,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486342,"usec":243896},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.329586,"noise_level":-26.452602,"freq_skew":0.788483,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486343,"usec":7925},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.164985,"noise_level":-26.326828,"freq_skew":-0.851342,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":388,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":5,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486343,"usec":769132},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.998852,"noise_level":-25.803078,"freq_skew":-0.849126,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486343,"usec":774189},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672921,"noise_level":-25.668583,"freq_skew":1.513933,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1537,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[91,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486344,"usec":531599},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756678,"noise_level":-26.395702,"freq_skew":-1.016396,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486344,"usec":537446},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753249,"noise_level":-26.251791,"freq_skew":0.762774,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486346,"usec":47800},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631133,"noise_level":-25.698868,"freq_skew":2.750343,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486346,"usec":55697},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741332,"noise_level":-25.728333,"freq_skew":0.793718,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1460,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":36232,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[199,186,249,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486346,"usec":817985},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757927,"noise_level":-25.478489,"freq_skew":0.521129,"avlc":{"src":{"addr":"348085","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":324,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44496,"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":[202,81,223,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486347,"usec":584849},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765677,"noise_level":-25.261696,"freq_skew":-1.724066,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486347,"usec":585232},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.326130,"noise_level":-25.856474,"freq_skew":1.033090,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","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":1784486348,"usec":336491},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862577,"noise_level":-25.472986,"freq_skew":0.981129,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20451,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":77,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[225,40,227,180]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":12,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":39,"sec":7}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"REQUEST AGAIN WITH NEXT UNIT","choice":"uM237NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486348,"usec":337314},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618734,"noise_level":-25.440426,"freq_skew":0.960103,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":77,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[78,120,91,26]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":13,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":39,"sec":7}},"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":1784486348,"usec":345423},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689780,"noise_level":-25.811205,"freq_skew":1.720899,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486348,"usec":345823},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529572,"noise_level":-25.794266,"freq_skew":1.785248,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":923,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29299,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[103,52,224,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486349,"usec":103314},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622402,"noise_level":-25.610054,"freq_skew":1.478461,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":924,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29299,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[150,210,185,18]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":39,"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":1784486349,"usec":104504},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738584,"noise_level":-25.560486,"freq_skew":0.838477,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","type":"Aircraft"},"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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486349,"usec":104836},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648642,"noise_level":-25.544025,"freq_skew":1.523468,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1538,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[42,57]},{"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":1784486349,"usec":107314},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745338,"noise_level":-26.579523,"freq_skew":0.687127,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20454,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[147,105,235,134]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486349,"usec":109577},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443948,"noise_level":-26.887262,"freq_skew":1.682998,"avlc":{"src":{"addr":"E0B215","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"SAEZ"},{"name":"ac_location","value":{"loc":{"lat":40.299999,"lon":-4.800000},"alt":22000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486349,"usec":862978},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512583,"noise_level":-26.735043,"freq_skew":1.796806,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":925,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29299,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[98,41,31,137]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":39,"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":1784486349,"usec":864537},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356053,"noise_level":-27.148352,"freq_skew":1.651495,"avlc":{"src":{"addr":"E0B215","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LV-KHU","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"AR1133","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486349,"usec":868335},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826376,"noise_level":-27.208454,"freq_skew":0.871905,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":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":20456,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[232,54,30,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486350,"usec":635606},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947681,"noise_level":-26.686661,"freq_skew":0.665400,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1866,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[222,189,178,172]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486350,"usec":638219},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564494,"noise_level":-26.574844,"freq_skew":1.741981,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486351,"usec":383144},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682421,"noise_level":-26.446186,"freq_skew":1.782072,"avlc":{"src":{"addr":"E0B215","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486352,"usec":159184},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416602,"noise_level":-25.762295,"freq_skew":1.596441,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1538,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[42,57]},{"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":1784486352,"usec":913813},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855090,"noise_level":-26.458294,"freq_skew":2.674541,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486352,"usec":918982},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.460629,"noise_level":-26.313351,"freq_skew":0.635457,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29443,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[51,128,29,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486352,"usec":919763},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946148,"noise_level":-26.259615,"freq_skew":0.837152,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":4396,"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":1784486353,"usec":670671},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611573,"noise_level":-26.153130,"freq_skew":2.587586,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1823,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":32,"dst_ref":52373,"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":[199,88]},{"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":1784486354,"usec":429900},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816761,"noise_level":-26.695536,"freq_skew":0.917428,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486354,"usec":438876},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685580,"noise_level":-27.231926,"freq_skew":1.022854,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486355,"usec":200227},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.051285,"noise_level":-27.014969,"freq_skew":0.651110,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"17062047","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,67,70,71,0,60,100,39,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486355,"usec":200913},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808082,"noise_level":-27.202946,"freq_skew":2.624102,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486355,"usec":204367},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058676,"noise_level":-27.687717,"freq_skew":0.781575,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486355,"usec":207083},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665344,"noise_level":-27.562340,"freq_skew":0.923667,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":"17062047","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486355,"usec":952579},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407259,"noise_level":-27.418316,"freq_skew":0.958900,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486355,"usec":954179},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514296,"noise_level":-27.316885,"freq_skew":0.920959,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348085","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"autotune_freq","value":{"freq_mhz":136.875000,"modulation_support":["VDL-M2, D8PSK, 31500 bps"]}},{"name":"replacement_ground_stations","value":["268482"]},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486355,"usec":959340},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.018139,"noise_level":-27.058580,"freq_skew":0.657451,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486355,"usec":959340},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-5.018139,"noise_level":-27.058580,"freq_skew":0.657451,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29443,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[51,128,29,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486356,"usec":716761},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434105,"noise_level":-27.039024,"freq_skew":2.728781,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486356,"usec":717916},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764356,"noise_level":-27.776844,"freq_skew":1.563931,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"LFPO"},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486356,"usec":725234},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.294207,"noise_level":-27.718876,"freq_skew":1.531964,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGJ","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"AT782K","msg_num":"S95","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486357,"usec":488131},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014696,"noise_level":-27.701729,"freq_skew":1.067268,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGJ","mode":"2","label":"_d","blk_id":"X","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486357,"usec":488594},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782076,"noise_level":-27.680674,"freq_skew":1.386907,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_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":"00400370","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,0,248,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486357,"usec":492363},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738692,"noise_level":-28.503315,"freq_skew":0.761637,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"calling_addr":"00400370","called_addr":"1116900402899","facilities":[{"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_line_addr_modified","value":[15]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486358,"usec":255687},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328704,"noise_level":-28.346350,"freq_skew":1.458304,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":927,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44682,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[34,193,241,37]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":39,"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":1784486358,"usec":257359},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627194,"noise_level":-28.255999,"freq_skew":0.791227,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486358,"usec":259083},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374446,"noise_level":-28.122208,"freq_skew":1.571328,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486358,"usec":260359},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.391795,"noise_level":-28.100109,"freq_skew":1.719872,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":926,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29299,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[132,102,249,134]}]}],"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":13,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":39,"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":1784486359,"usec":5738},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752950,"noise_level":-27.990448,"freq_skew":0.908141,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486359,"usec":5738},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.752950,"noise_level":-27.990448,"freq_skew":0.908141,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486359,"usec":8717},"freq":136975000,"burst_len_octets":102,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656558,"noise_level":-27.775192,"freq_skew":0.707884,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1474,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":78,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[53,218,204,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486359,"usec":8717},"freq":136975000,"burst_len_octets":102,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.656558,"noise_level":-27.775192,"freq_skew":0.707884,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":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":20472,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[62,3,80,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486359,"usec":8717},"freq":136975000,"burst_len_octets":102,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.656558,"noise_level":-27.775192,"freq_skew":0.707884,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1,"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":20473,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":29299,"dst_ref":77,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[60,21,158,17]}],"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":1784486359,"usec":10653},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.051013,"noise_level":-27.690563,"freq_skew":2.507850,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486359,"usec":13830},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455182,"noise_level":-27.648556,"freq_skew":1.787700,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486359,"usec":13830},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.455182,"noise_level":-27.648556,"freq_skew":1.787700,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486359,"usec":16524},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353410,"noise_level":-28.093243,"freq_skew":1.719029,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":928,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":77,"dst_ref":29299,"variable_part_params":[{"name":"atn_checksum","value":[29,153,38,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486359,"usec":770643},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676019,"noise_level":-28.049244,"freq_skew":0.780179,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1477,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":78,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[224,113,53,147]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":39,"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":1784486359,"usec":773253},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905302,"noise_level":-27.875458,"freq_skew":-2.637930,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486359,"usec":779068},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847633,"noise_level":-27.663000,"freq_skew":1.778895,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":929,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[140,86,20,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486359,"usec":779969},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677934,"noise_level":-27.621124,"freq_skew":0.974770,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486360,"usec":542480},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686390,"noise_level":-27.055134,"freq_skew":1.704847,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486361,"usec":303744},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953768,"noise_level":-26.523781,"freq_skew":-1.152349,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":772,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486362,"usec":52828},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584426,"noise_level":-26.414028,"freq_skew":0.837988,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","type":"Aircraft"},"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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486362,"usec":54703},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995090,"noise_level":-26.305645,"freq_skew":0.765640,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784486362,"usec":57864},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808123,"noise_level":-26.958069,"freq_skew":0.984138,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44573,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[118,231,124,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486362,"usec":57864},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.808123,"noise_level":-26.958069,"freq_skew":0.984138,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44573,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[71,232,159,33]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":39,"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":1784486362,"usec":58517},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654220,"noise_level":-27.996141,"freq_skew":2.829643,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":1784486362,"usec":817657},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979541,"noise_level":-27.930962,"freq_skew":0.163763,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486362,"usec":818054},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401381,"noise_level":-28.363728,"freq_skew":2.654752,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":563,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44597,"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":[97,83,36,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486362,"usec":818597},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800155,"noise_level":-28.318346,"freq_skew":-0.949192,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486362,"usec":819850},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.775297,"noise_level":-28.228283,"freq_skew":-0.360611,"avlc":{"src":{"addr":"3451D8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486362,"usec":824273},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905087,"noise_level":-27.963566,"freq_skew":3.013819,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486363,"usec":582900},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896031,"noise_level":-28.668930,"freq_skew":-1.789576,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486363,"usec":588093},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660336,"noise_level":-29.147163,"freq_skew":-1.482214,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":38,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486363,"usec":588653},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952983,"noise_level":-29.122299,"freq_skew":0.779717,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29443,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[51,128,29,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486363,"usec":589295},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.221820,"noise_level":-29.072788,"freq_skew":-2.260776,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486363,"usec":591849},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062818,"noise_level":-29.346018,"freq_skew":0.820169,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784486365,"usec":105350},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706888,"noise_level":-29.117270,"freq_skew":-1.890390,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1893,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486365,"usec":863789},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456429,"noise_level":-28.953962,"freq_skew":-0.024875,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":44513,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[142,241,137,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486365,"usec":863991},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371267,"noise_level":-28.953962,"freq_skew":3.180975,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYR","mode":"2","label":"B9","blk_id":"7","ack":"!","flight":"TO82AQ","msg_num":"M32","msg_num_seq":"A","msg_text":"/LPPR.TI2/040LPPRA9EFC"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486365,"usec":865564},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329778,"noise_level":-28.833055,"freq_skew":0.007684,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1668,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44612,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[51,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486366,"usec":619718},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771445,"noise_level":-28.549566,"freq_skew":-1.402220,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":483,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44490,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[231,148,61,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486366,"usec":620015},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900189,"noise_level":-28.549566,"freq_skew":0.947771,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYR","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486366,"usec":623893},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386396,"noise_level":-28.252541,"freq_skew":1.008725,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":1784486367,"usec":387545},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127577,"noise_level":-27.943630,"freq_skew":0.713515,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486367,"usec":390445},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620581,"noise_level":-27.729521,"freq_skew":3.124203,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486368,"usec":154340},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.096560,"noise_level":-27.417934,"freq_skew":0.921092,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486368,"usec":156345},"freq":136975000,"burst_len_octets":251,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.943838,"noise_level":-28.365290,"freq_skew":0.818793,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYR","mode":"2","label":"A9","blk_id":"B","ack":"!","msg_text":"/LISCAYA.TI2/LPPR ARR ATIS E\r\n1830Z ILS Y APCH\r\nRWY IN USE 17\r\nTRL 50\r\nWND TDZ 310 DEG 4 KT VRB BTN 260 AND\r\n 330 DEG\r\nVIS 10KM  \r\nCLD BKN 1200 FT\r\nT 22 DP 18 QNH 1015\r\nBIRD ACTIVITY OVER RWY\r\nACK ARR INFO E\r\n\r\n\r\n24AB"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486368,"usec":157942},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802758,"noise_level":-28.252254,"freq_skew":0.718594,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29443,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[51,128,29,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486368,"usec":909757},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813869,"noise_level":-27.835640,"freq_skew":3.101920,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYR","mode":"2","label":"_d","blk_id":"8","ack":"B","flight":"TO82AQ","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486368,"usec":911580},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786922,"noise_level":-28.126106,"freq_skew":-1.841985,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"83","blk_id":"0","ack":"!","flight":"UX0083","msg_num":"M11","msg_num_seq":"A","msg_text":"LEMD,SBSV,191839, 39.66,-  3.89,21712,307,-143.3, 48300"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486368,"usec":913358},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777963,"noise_level":-28.038006,"freq_skew":-1.282187,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":483,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44490,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[231,148,61,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486368,"usec":917356},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710617,"noise_level":-28.794334,"freq_skew":0.770062,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486369,"usec":674684},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799387,"noise_level":-28.699228,"freq_skew":-2.691116,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":418,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44442,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[231,223,120,54]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486369,"usec":677027},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.143219,"noise_level":-28.512085,"freq_skew":0.900530,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":1784486370,"usec":444085},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609472,"noise_level":-27.973682,"freq_skew":0.758116,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1498,"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":1784486370,"usec":449543},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.419488,"noise_level":-27.632439,"freq_skew":2.044550,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486371,"usec":195019},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769881,"noise_level":-27.507851,"freq_skew":0.923781,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":20.000000,"flags":246,"pdu_id":4519,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486371,"usec":196145},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.343099,"noise_level":-27.425774,"freq_skew":-0.014910,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":1669,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44612,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[2,38]},{"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":1784486371,"usec":960285},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501774,"noise_level":-27.294125,"freq_skew":0.989052,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44573,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[212,44,231,131]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":39,"sec":29}},"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":1784486371,"usec":961714},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908962,"noise_level":-27.214035,"freq_skew":-0.737687,"avlc":{"src":{"addr":"440D4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486371,"usec":962895},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698877,"noise_level":-27.134676,"freq_skew":0.801613,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":1784486372,"usec":723174},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708136,"noise_level":-26.617168,"freq_skew":0.999273,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486372,"usec":724409},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725031,"noise_level":-27.670298,"freq_skew":-1.904036,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486373,"usec":488630},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659574,"noise_level":-27.003382,"freq_skew":0.594799,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29443,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[51,128,29,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486373,"usec":490201},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675874,"noise_level":-26.925915,"freq_skew":0.906250,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44573,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[203,180,174,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486374,"usec":246140},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763300,"noise_level":-27.330132,"freq_skew":0.760985,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486374,"usec":246508},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.254378,"noise_level":-27.330132,"freq_skew":0.694843,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":20.000000,"flags":246,"pdu_id":4519,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486375,"usec":11887},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018763,"noise_level":-26.820223,"freq_skew":-1.407172,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486376,"usec":530029},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858630,"noise_level":-26.020149,"freq_skew":-2.134738,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486376,"usec":537870},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648222,"noise_level":-26.385031,"freq_skew":0.955465,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":20531,"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":[112,186,7,112]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":39,"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":"LECM"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486376,"usec":539790},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419265,"noise_level":-26.294918,"freq_skew":1.173045,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"A571JW","msg_num":"M19","msg_num_seq":"A","msg_text":"183935,36115,1957,466.1, 5270,N4159.01 W00529.20"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486377,"usec":289293},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.751877,"noise_level":-26.856083,"freq_skew":0.811391,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":347,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29443,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[136,77,79,118]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29443,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[159,209,99,246]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"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":1784486377,"usec":294428},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859907,"noise_level":-26.573828,"freq_skew":0.849119,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":48.000000,"flags":192,"pdu_id":3062,"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":[194,51,172,246]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486377,"usec":294428},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.859907,"noise_level":-26.573828,"freq_skew":0.849119,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":20538,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[92,119,31,214]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486377,"usec":294428},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.859907,"noise_level":-26.573828,"freq_skew":0.849119,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486377,"usec":296073},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022616,"noise_level":-26.555332,"freq_skew":-1.195566,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":484,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33639,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[46,168,246,47]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486377,"usec":296596},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675344,"noise_level":-27.374716,"freq_skew":-1.375549,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":485,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33639,"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":[56,88,21,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486377,"usec":297632},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972431,"noise_level":-27.314018,"freq_skew":0.949647,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486378,"usec":56053},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803339,"noise_level":-27.213793,"freq_skew":0.906881,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":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":[71,0,39,65,67,70,71,0,60,100,39,0,0,83,65,65,66,0,0,1],"lifetime":48.500000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":1515,"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":44712,"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":[228,213,212,209]},{"name":"checksum","value":[96,62]},{"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":1784486378,"usec":57316},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751252,"noise_level":-27.134436,"freq_skew":0.963481,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1517,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[1,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486378,"usec":60280},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.983183,"noise_level":-27.055798,"freq_skew":0.744386,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486378,"usec":60280},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.983183,"noise_level":-27.055798,"freq_skew":0.744386,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":348,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":61,"dst_ref":44712,"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":[160,5,121,172]}]}],"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":1784486378,"usec":60631},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430084,"noise_level":-27.036247,"freq_skew":2.607992,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":256,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[24,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486378,"usec":64474},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829558,"noise_level":-27.654884,"freq_skew":-1.367161,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486378,"usec":811166},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870848,"noise_level":-27.571413,"freq_skew":0.964306,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1518,"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":[196,216,232,125]},{"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":1784486378,"usec":813083},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647748,"noise_level":-27.427242,"freq_skew":0.919906,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486378,"usec":815811},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.501957,"noise_level":-27.245327,"freq_skew":1.039990,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486378,"usec":817673},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852165,"noise_level":-27.145884,"freq_skew":1.208813,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486378,"usec":818571},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601598,"noise_level":-27.086761,"freq_skew":0.875007,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486379,"usec":578450},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.223542,"noise_level":-26.931038,"freq_skew":2.909178,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":257,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[206,88]},{"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":1784486380,"usec":345545},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.874153,"noise_level":-27.363201,"freq_skew":0.996985,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486380,"usec":350731},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.723038,"noise_level":-27.064264,"freq_skew":-2.598197,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":69,"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":33641,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[46,244,250,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486380,"usec":350731},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.723038,"noise_level":-27.064264,"freq_skew":-2.598197,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":69,"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":33641,"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":[126,79,220,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486381,"usec":104791},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980354,"noise_level":-26.587822,"freq_skew":-2.611433,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784486382,"usec":622973},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844348,"noise_level":-26.048582,"freq_skew":0.750998,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486384,"usec":918482},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.120664,"noise_level":-24.534447,"freq_skew":2.401157,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44657,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[220,80,25,116]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486385,"usec":687422},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695016,"noise_level":-24.050425,"freq_skew":0.834425,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":48.500000,"flags":192,"pdu_id":1532,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":78,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[8,6,182,210]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":39,"sec":45}},"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":1784486387,"usec":199088},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533749,"noise_level":-23.827271,"freq_skew":1.467510,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486387,"usec":201120},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725791,"noise_level":-23.789120,"freq_skew":1.782869,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":930,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[225,35,70,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486387,"usec":201266},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552508,"noise_level":-24.914759,"freq_skew":0.764322,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486387,"usec":960693},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.724684,"noise_level":-24.555214,"freq_skew":0.734251,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486390,"usec":249329},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583791,"noise_level":-23.640694,"freq_skew":3.083446,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":2551,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486390,"usec":254886},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978777,"noise_level":-23.548721,"freq_skew":0.928335,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":5,"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":20551,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":16,"credit":15,"rseq":6,"variable_part_params":[{"name":"checksum","value":[251,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486391,"usec":4980},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805039,"noise_level":-23.997822,"freq_skew":0.809327,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486391,"usec":6155},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489800,"noise_level":-25.196442,"freq_skew":-1.844473,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"1","ack":"G","flight":"UX0083","msg_num":"S75","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486391,"usec":8576},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.223015,"noise_level":-25.157242,"freq_skew":3.063015,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2552,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29442,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[232,182]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486391,"usec":8918},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774660,"noise_level":-25.157242,"freq_skew":1.010621,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":4671,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486391,"usec":775502},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.315242,"noise_level":-24.803905,"freq_skew":0.753002,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":1784486392,"usec":534720},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084211,"noise_level":-25.028450,"freq_skew":0.745103,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20553,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[79,11,199,61]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486392,"usec":538166},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489012,"noise_level":-24.935963,"freq_skew":0.976599,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486392,"usec":539942},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458102,"noise_level":-25.415632,"freq_skew":1.133782,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":606,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29494,"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":[13,128,112,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486393,"usec":295818},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662593,"noise_level":-26.028648,"freq_skew":1.113740,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486393,"usec":297298},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.240592,"noise_level":-26.943600,"freq_skew":0.708708,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1784486395,"usec":585974},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614305,"noise_level":-25.488384,"freq_skew":1.190536,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":606,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29494,"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":[13,128,112,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486396,"usec":339880},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.983950,"noise_level":-25.294491,"freq_skew":2.340458,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDM"},{"name":"ac_location","value":{"loc":{"lat":38.700001,"lon":-4.800000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486396,"usec":343880},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938012,"noise_level":-25.089209,"freq_skew":0.721622,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1784486396,"usec":344162},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985846,"noise_level":-25.559650,"freq_skew":2.267896,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"H603WU","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486396,"usec":344162},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.985846,"noise_level":-25.559650,"freq_skew":2.267896,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21220423","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,85,67,0,69,33,19,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486397,"usec":103722},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662070,"noise_level":-25.252150,"freq_skew":-1.716656,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX0083","msg_num":"E01","msg_num_seq":"A","sublabel":"EI","msg_text":"RPT19;PG1;REAL;SW030M1R\r\n1  0;0;0;0;0;0;0;0\r\n2  RELEASE;208;209\r\n3  NOT SET\r\n4  ;0.9;1.0;;;0.0;0.0;\r\n5  ;;251;253;;;;;255;253;;\r\n6  ;;;;;;;;;;;\r\n7  ;;;\r\n8  ;1.1;1.2;;;0.2;0.3;\r\n9  ;;258;259;;;;;255;258;;\r\n1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486397,"usec":105133},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649935,"noise_level":-25.856686,"freq_skew":1.858250,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486397,"usec":868991},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964767,"noise_level":-26.203156,"freq_skew":1.935449,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486399,"usec":398041},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822900,"noise_level":-25.350769,"freq_skew":-1.690303,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[64,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486400,"usec":152465},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654107,"noise_level":-25.505590,"freq_skew":-1.800983,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX0083","msg_num":"E01","msg_num_seq":"A","sublabel":"EI","msg_text":"RPT19;PG1;REAL;SW030M1R\r\n1  0;0;0;0;0;0;0;0\r\n2  RELEASE;208;209\r\n3  NOT SET\r\n4  ;0.9;1.0;;;0.0;0.0;\r\n5  ;;251;253;;;;;255;253;;\r\n6  ;;;;;;;;;;;\r\n7  ;;;\r\n8  ;1.1;1.2;;;0.2;0.3;\r\n9  ;;258;259;;;;;255;258;;\r\n1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486400,"usec":942474},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636968,"noise_level":-24.981451,"freq_skew":0.668626,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1867,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"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":[42,44,253,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486401,"usec":668628},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719568,"noise_level":-24.843828,"freq_skew":0.802601,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486401,"usec":669480},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482521,"noise_level":-24.798433,"freq_skew":-1.754882,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486401,"usec":669905},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016325,"noise_level":-25.007956,"freq_skew":2.121289,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"QX","blk_id":"1","ack":"A","flight":"H603WU","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486401,"usec":682377},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.271306,"noise_level":-24.779093,"freq_skew":2.016371,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"_d","blk_id":"2","ack":"!","flight":"H603WU","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486403,"usec":972581},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950947,"noise_level":-23.967201,"freq_skew":-1.705386,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX0083","msg_num":"E01","msg_num_seq":"A","sublabel":"EI","msg_text":"RPT19;PG1;REAL;SW030M1R\r\n1  0;0;0;0;0;0;0;0\r\n2  RELEASE;208;209\r\n3  NOT SET\r\n4  ;0.9;1.0;;;0.0;0.0;\r\n5  ;;251;253;;;;;255;253;;\r\n6  ;;;;;;;;;;;\r\n7  ;;;\r\n8  ;1.1;1.2;;;0.2;0.3;\r\n9  ;;258;259;;;;;255;258;;\r\n1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486403,"usec":973621},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880450,"noise_level":-23.953499,"freq_skew":-0.891373,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486403,"usec":976231},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767928,"noise_level":-23.844641,"freq_skew":1.654436,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":931,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44682,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[80,9,49,187]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"sec":2}},"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":"TOPTU"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486404,"usec":721884},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062109,"noise_level":-23.790718,"freq_skew":0.786696,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486404,"usec":722338},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.560736,"noise_level":-23.777290,"freq_skew":-0.217833,"avlc":{"src":{"addr":"02006F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486404,"usec":723903},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.149701,"noise_level":-23.697151,"freq_skew":0.874352,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1570,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":78,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[138,167,254,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486405,"usec":482918},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446221,"noise_level":-23.816849,"freq_skew":0.920393,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1571,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":78,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[34,244,111,146]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"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":1784486405,"usec":483293},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567092,"noise_level":-23.963335,"freq_skew":1.586671,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486405,"usec":483890},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424459,"noise_level":-23.935963,"freq_skew":0.922761,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486405,"usec":484421},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587355,"noise_level":-24.288759,"freq_skew":1.027371,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44494,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[84,9,136,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486405,"usec":485718},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.312053,"noise_level":-24.232018,"freq_skew":1.511692,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486405,"usec":485826},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795938,"noise_level":-24.232018,"freq_skew":1.026883,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486405,"usec":491610},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506934,"noise_level":-24.639961,"freq_skew":0.730231,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15102705","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,133,197,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486406,"usec":245723},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790364,"noise_level":-25.491501,"freq_skew":1.159567,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486406,"usec":246039},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080866,"noise_level":-25.475170,"freq_skew":-1.696026,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":1295,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44679,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[249,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486406,"usec":246311},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696214,"noise_level":-25.458870,"freq_skew":0.851339,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486406,"usec":246408},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674775,"noise_level":-25.458870,"freq_skew":1.015836,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"UX1174","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486406,"usec":249218},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519333,"noise_level":-26.347864,"freq_skew":1.819339,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":932,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[55,239,120,200]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486407,"usec":5390},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857059,"noise_level":-26.116465,"freq_skew":0.772957,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486407,"usec":12092},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673633,"noise_level":-25.925369,"freq_skew":0.729459,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486407,"usec":12877},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781011,"noise_level":-25.891071,"freq_skew":-1.661476,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":1296,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44679,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[176,61]},{"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":1784486407,"usec":771190},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.205031,"noise_level":-25.755219,"freq_skew":1.522062,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486407,"usec":771418},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549808,"noise_level":-25.738388,"freq_skew":-1.825494,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486407,"usec":772478},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885713,"noise_level":-26.051157,"freq_skew":0.726761,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486408,"usec":530287},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741791,"noise_level":-26.527115,"freq_skew":-1.924997,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX0083","msg_num":"E01","msg_num_seq":"B","sublabel":"EI","msg_text":"RPT19;PG1;REAL;SW030M1R\r\n1  0;0;0;0;0;0;0;0\r\n2  RELEASE;208;209\r\n3  NOT SET\r\n4  ;0.9;1.0;;;0.0;0.0;\r\n5  ;;251;253;;;;;255;253;;\r\n6  ;;;;;;;;;;;\r\n7  ;;;\r\n8  ;1.1;1.2;;;0.2;0.3;\r\n9  ;;258;259;;;;;255;258;;\r\n10 ;;;;;;;;;;;\r\n11 ;;;\r\n12 ;19;JUL;26;18:39:52\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486408,"usec":530819},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455327,"noise_level":-26.814613,"freq_skew":-1.893928,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":66,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[246,5]},{"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":1784486408,"usec":532027},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676978,"noise_level":-26.738806,"freq_skew":0.710610,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D311","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":6,"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":4768,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486410,"usec":56807},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421978,"noise_level":-25.911488,"freq_skew":3.350690,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486411,"usec":588598},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451124,"noise_level":-24.711666,"freq_skew":3.338969,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":41.500000,"lon":-7.600000},"alt":6000}},{"name":"alternate_ground_stations","value":["26BA85","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486412,"usec":340103},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725318,"noise_level":-24.519562,"freq_skew":-1.600730,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX0083","msg_num":"E01","msg_num_seq":"B","sublabel":"EI","msg_text":"0 ;;;;;;;;;;;\r\n11 ;;;\r\n12 ;19;JUL;26;18:39:52\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486412,"usec":340103},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.725318,"noise_level":-24.519562,"freq_skew":-1.600730,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":66,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[246,5]},{"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":1784486413,"usec":105820},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448442,"noise_level":-24.964630,"freq_skew":3.147742,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"16351421","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,86,70,0,57,211,17,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486413,"usec":859006},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681243,"noise_level":-25.324030,"freq_skew":3.275292,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYR","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"TO82AQ","msg_num":"S51","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486413,"usec":864178},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334548,"noise_level":-25.905506,"freq_skew":-0.185266,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":44513,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[202,236,35,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486414,"usec":627469},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840062,"noise_level":-26.367590,"freq_skew":3.164508,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486414,"usec":628315},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998021,"noise_level":-26.850079,"freq_skew":0.791924,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486414,"usec":628605},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566534,"noise_level":-26.830986,"freq_skew":2.598646,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486415,"usec":387490},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950171,"noise_level":-27.140465,"freq_skew":3.382616,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486416,"usec":148707},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771482,"noise_level":-26.622622,"freq_skew":-1.878644,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX0083","msg_num":"E01","msg_num_seq":"B","sublabel":"EI","msg_text":"0 ;;;;;;;;;;;\r\n11 ;;;\r\n12 ;19;JUL;26;18:39:52\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486416,"usec":149249},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026427,"noise_level":-26.585464,"freq_skew":1.132810,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LFPG"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486417,"usec":673671},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974719,"noise_level":-25.805796,"freq_skew":-2.279845,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486417,"usec":677246},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770458,"noise_level":-25.953419,"freq_skew":0.768546,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486417,"usec":678097},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.646724,"noise_level":-25.919010,"freq_skew":0.845545,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486418,"usec":435966},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893057,"noise_level":-25.732164,"freq_skew":-0.605044,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486418,"usec":436577},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069738,"noise_level":-25.698622,"freq_skew":-1.810633,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"SBSV"},{"name":"ac_location","value":{"loc":{"lat":39.600002,"lon":-4.000000},"alt":22000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486418,"usec":436860},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937249,"noise_level":-26.416828,"freq_skew":-1.800085,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX0083","msg_num":"E01","msg_num_seq":"B","sublabel":"EI","msg_text":"0 ;;;;;;;;;;;\r\n11 ;;;\r\n12 ;19;JUL;26;18:39:52\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486418,"usec":440532},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708184,"noise_level":-26.203327,"freq_skew":-0.092319,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":299,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486418,"usec":440955},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564976,"noise_level":-26.185604,"freq_skew":-1.904408,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_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":"15072017","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,65,69,65,0,52,116,15,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486419,"usec":193941},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647033,"noise_level":-26.062544,"freq_skew":0.984127,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486419,"usec":194488},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.318858,"noise_level":-26.027700,"freq_skew":-0.871625,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"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":29426,"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":[8,187,246,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486419,"usec":195163},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736475,"noise_level":-25.992996,"freq_skew":0.737277,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","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":254,"calling_addr":"15072017","called_addr":"1116900402899","facilities":[{"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_line_addr_modified","value":[15]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486419,"usec":201636},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519512,"noise_level":-25.720253,"freq_skew":-0.107479,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486419,"usec":960570},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.083496,"noise_level":-26.237572,"freq_skew":-2.681876,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"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":44442,"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":[161,228,2,61]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486419,"usec":961348},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.247772,"noise_level":-26.202021,"freq_skew":-1.561231,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486419,"usec":975893},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895852,"noise_level":-26.495766,"freq_skew":0.962841,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1592,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":11,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[177,113,130,85]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486420,"usec":729257},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582237,"noise_level":-26.422680,"freq_skew":-1.264104,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"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":44490,"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":[36,157,24,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486420,"usec":736460},"freq":136975000,"burst_len_octets":73,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997364,"noise_level":-26.536112,"freq_skew":0.912643,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1600,"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":[192,221]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"sec":20}},"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 SANTIAGO","facility_function":"approach"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":120.200000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486421,"usec":483138},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803179,"noise_level":-26.426205,"freq_skew":0.787326,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486421,"usec":484311},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853080,"noise_level":-26.353699,"freq_skew":-1.851229,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX0083","msg_num":"E01","msg_num_seq":"B","sublabel":"EI","msg_text":"0 ;;;;;;;;;;;\r\n11 ;;;\r\n12 ;19;JUL;26;18:39:52\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486421,"usec":484311},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.853080,"noise_level":-26.353699,"freq_skew":-1.851229,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":66,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[246,5]},{"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":1784486421,"usec":486382},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.883775,"noise_level":-26.228249,"freq_skew":-0.379313,"avlc":{"src":{"addr":"3451D8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486421,"usec":489569},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717685,"noise_level":-26.034706,"freq_skew":0.127362,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":1670,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44612,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[47,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486422,"usec":247485},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967088,"noise_level":-25.982662,"freq_skew":1.073504,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":650,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44616,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[230,211,10,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486422,"usec":251975},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.042394,"noise_level":-25.743826,"freq_skew":-0.454399,"avlc":{"src":{"addr":"3451D8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486422,"usec":255863},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.188512,"noise_level":-25.693491,"freq_skew":2.606057,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486422,"usec":257050},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607932,"noise_level":-25.626827,"freq_skew":0.322119,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1671,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44612,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[132,117]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"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":1784486422,"usec":257220},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044083,"noise_level":-25.626827,"freq_skew":0.853884,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":1784486423,"usec":11211},"freq":136975000,"burst_len_octets":139,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646784,"noise_level":-25.397453,"freq_skew":0.890916,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486423,"usec":11211},"freq":136975000,"burst_len_octets":139,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.646784,"noise_level":-25.397453,"freq_skew":0.890916,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","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":254,"calling_addr":"15072017","called_addr":"1116900402899","facilities":[{"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_line_addr_modified","value":[15]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486423,"usec":11211},"freq":136975000,"burst_len_octets":139,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.646784,"noise_level":-25.397453,"freq_skew":0.890916,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1602,"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":1784486423,"usec":779502},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.136914,"noise_level":-24.818890,"freq_skew":-1.708116,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486424,"usec":530291},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741230,"noise_level":-25.411545,"freq_skew":0.210597,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486424,"usec":536481},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462235,"noise_level":-25.124807,"freq_skew":-1.497652,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":11,"lifetime":50.000000,"flags":192,"pdu_id":1297,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44679,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[245,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486424,"usec":537055},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762877,"noise_level":-25.109154,"freq_skew":-1.604148,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"4","ack":"H","flight":"UX0083","msg_num":"S76","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486424,"usec":543785},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698359,"noise_level":-25.062353,"freq_skew":0.697873,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":78,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[227,218,60,171]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"sec":24}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"UNABLE","choice":"uM0NULL","data":{}}},{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"DUE TO ADHERENCE TO FILED FLIGHT PLAN"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486425,"usec":296426},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642053,"noise_level":-24.908157,"freq_skew":-1.797423,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX0083","msg_num":"E01","msg_num_seq":"B","sublabel":"EI","msg_text":"0 ;;;;;;;;;;;\r\n11 ;;;\r\n12 ;19;JUL;26;18:39:52\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486425,"usec":297416},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759802,"noise_level":-25.538027,"freq_skew":-1.730942,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":66,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[246,5]},{"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":1784486425,"usec":298245},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674744,"noise_level":-25.521610,"freq_skew":-1.600806,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":1298,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44679,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[122,119]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"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":1784486425,"usec":299685},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692797,"noise_level":-26.135246,"freq_skew":-1.603453,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486425,"usec":303324},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955275,"noise_level":-26.065121,"freq_skew":1.668401,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":933,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[170,143,115,184]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44682,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[13,58,158,4]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"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":1784486425,"usec":303943},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.430508,"noise_level":-26.434101,"freq_skew":1.061126,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","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":1784486425,"usec":304837},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.208346,"noise_level":-26.415901,"freq_skew":-1.919474,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486426,"usec":51649},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.258145,"noise_level":-26.218178,"freq_skew":0.856592,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1608,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":78,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[223,116,49,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486426,"usec":816541},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.482743,"noise_level":-25.818752,"freq_skew":-1.598567,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486426,"usec":817025},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878222,"noise_level":-25.784874,"freq_skew":1.755046,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486428,"usec":352409},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899472,"noise_level":-24.645657,"freq_skew":-1.606472,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486430,"usec":632232},"freq":136975000,"burst_len_octets":681,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234387,"noise_level":-23.940533,"freq_skew":0.932707,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX1174","msg_num":"122","msg_num_seq":"A","sublabel":"T1","msg_text":"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","ohma":{"err":0,"version":"2.0","reasm_status":"skipped","text":"{\"clientId\":\"OHMA\",\"messageDate\":\"2026-07-19T18:20:27.208Z\",\"data\":{\"airplanes\":[{\"tailNumber\":\"EC-OSS\",\"model\":\"\",\"flights\":[{\"departureAirportCode\":\"EBBR\",\"arrivalAirportCode\":\"LEMD\",\"flightNumber\":\"AEA26LC\",\"flightLegStartTime\":\"2026-07-19T16:54:37.204Z\",\"events\":[{\"eventClassId\":\"parametric\",\"eventTime\":\"2026-07-19T18:20:27.208Z\",\"eventType\":\"OHMA_META\",\"instances\":[{\"name\":\"mtPartNumber\",\"values\":[\"BCG32-0HMA-0011\"]},{\"name\":\"mtCarlVersion\",\"values\":[\"4.5\"]},{\"name\":\"mtRulesetVersion\",\"values\":[\"737 MAX:::AHM-37MBL8-000008A:::1\"]}]},{\"eventClassId\":\"parametric\",\"eventTime\":\"2026-07-19T18:20:27.208Z\",\"eventType\":\"TM1_CLIPMEDIAN_CRUISE_RPT_A\",\"instances\":[{\"name\":\"TM1TEMP1_MED\",\"values\":[329.169]},{\"name\":\"TM1TEMP2_MED\",\"values\":[331.756]},{\"name\":\"TM1TEMPDIFF_MED\",\"values\":[2.475]},{\"name\":\"PM1PRESSURE1_MED\",\"values\":[36.148]},{\"name\":\"PM1PRESSURE2_MED\",\"values\":[36.055]},{\"name\":\"PACKFLOWDIFF_MED\",\"values\":[0.313]},{\"name\":\"PACKINPRESDIFF_MED\",\"values\":[2.195]}]}]}]}]}}"}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486431,"usec":386267},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.370520,"noise_level":-23.777748,"freq_skew":1.646155,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"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":44615,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[166,148,70,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486431,"usec":391196},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.471876,"noise_level":-23.552574,"freq_skew":0.922596,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486432,"usec":149831},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616955,"noise_level":-23.474474,"freq_skew":0.187363,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1672,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44612,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[92,112]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"sec":29}},"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":1784486432,"usec":150955},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949115,"noise_level":-23.714140,"freq_skew":-1.689512,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1299,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44679,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[182,116]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"sec":29}},"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":1784486432,"usec":153372},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926671,"noise_level":-23.608223,"freq_skew":0.716195,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1625,"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":1784486432,"usec":918518},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598487,"noise_level":-23.933392,"freq_skew":0.969899,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":254,"sseq":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1626,"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":[214,90]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"sec":31}},"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":1784486432,"usec":918848},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868844,"noise_level":-23.919739,"freq_skew":-0.994180,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44499,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[199,70,63,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486433,"usec":672239},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.243708,"noise_level":-23.624729,"freq_skew":0.015158,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486433,"usec":676855},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.077993,"noise_level":-23.403439,"freq_skew":0.032037,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1673,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44612,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[43,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486433,"usec":677121},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395784,"noise_level":-23.403439,"freq_skew":1.725427,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"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":44615,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[166,148,70,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486433,"usec":677539},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.982675,"noise_level":-24.384956,"freq_skew":1.039277,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486433,"usec":678381},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822083,"noise_level":-24.341892,"freq_skew":-0.686916,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1646,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[139,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486434,"usec":437319},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769423,"noise_level":-24.228088,"freq_skew":0.880677,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486434,"usec":440639},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.207357,"noise_level":-25.061413,"freq_skew":0.997490,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":1784486435,"usec":196895},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876997,"noise_level":-25.540562,"freq_skew":1.999234,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":507,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[71,209,26,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486435,"usec":205456},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352159,"noise_level":-25.170483,"freq_skew":-2.120640,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1894,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[234,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486435,"usec":956689},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766450,"noise_level":-25.154745,"freq_skew":0.940513,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1632,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":78,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[162,119,173,223]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"sec":34}},"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":"NEA"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486435,"usec":957785},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456668,"noise_level":-25.092077,"freq_skew":2.579908,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486435,"usec":958268},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.265595,"noise_level":-25.521641,"freq_skew":-1.001021,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEPA"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486435,"usec":958525},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.181066,"noise_level":-25.540680,"freq_skew":1.592110,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486435,"usec":960146},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779902,"noise_level":-25.442608,"freq_skew":2.589458,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"5U","blk_id":"2","ack":"!","flight":"V708DL","msg_num":"M13","msg_num_seq":"A","msg_text":"LEAS LEXJ-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486435,"usec":960282},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649347,"noise_level":-25.442608,"freq_skew":-3.135026,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[39]},{"name":"dst_airport","value":"GCLP"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486435,"usec":961463},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447173,"noise_level":-25.604048,"freq_skew":1.758382,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":934,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[0,92,165,99]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44682,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[254,173,215,100]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"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":1784486435,"usec":966438},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722548,"noise_level":-25.861515,"freq_skew":-0.486983,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":5,"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":1647,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[66,149]},{"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":1784486436,"usec":719784},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.996971,"noise_level":-25.759773,"freq_skew":0.897239,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1634,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":78,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[53,65,99,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486436,"usec":722178},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.113063,"noise_level":-25.609360,"freq_skew":-1.790851,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1299,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44679,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[182,116]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"sec":29}},"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":1784486436,"usec":725037},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.401165,"noise_level":-25.543337,"freq_skew":0.999225,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486436,"usec":725976},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673317,"noise_level":-25.494146,"freq_skew":-0.866781,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15053025","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,86,21,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486436,"usec":726467},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564125,"noise_level":-26.434595,"freq_skew":-3.095279,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15041026","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,66,22,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486437,"usec":485346},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027206,"noise_level":-26.272142,"freq_skew":1.472595,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486437,"usec":485745},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515728,"noise_level":-26.254280,"freq_skew":-1.430300,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486437,"usec":490958},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393000,"noise_level":-26.042727,"freq_skew":-3.243037,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LPR","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"UX9172","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486437,"usec":492501},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636359,"noise_level":-26.007965,"freq_skew":-0.933929,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MTO","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"YW8176","msg_num":"S79","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486438,"usec":244910},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537302,"noise_level":-26.846077,"freq_skew":1.060806,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486438,"usec":249630},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762531,"noise_level":-26.564142,"freq_skew":-0.988709,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486438,"usec":250531},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709334,"noise_level":-26.527233,"freq_skew":-1.405671,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1300,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44679,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[234,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486438,"usec":250982},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619799,"noise_level":-26.508837,"freq_skew":-2.993095,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486439,"usec":5173},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287225,"noise_level":-27.000286,"freq_skew":0.578587,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486439,"usec":5990},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.327585,"noise_level":-26.942141,"freq_skew":2.591075,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486439,"usec":8922},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234980,"noise_level":-26.961708,"freq_skew":2.579845,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"_d","blk_id":"3","ack":"I","flight":"V708DL","msg_num":"S14","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486439,"usec":767680},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029676,"noise_level":-26.601444,"freq_skew":-3.138792,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486439,"usec":768945},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707531,"noise_level":-26.545902,"freq_skew":2.509508,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"_d","blk_id":"4","ack":"J","flight":"V708DL","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486439,"usec":770820},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.025887,"noise_level":-27.588516,"freq_skew":0.937787,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44616,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[188,251,31,151]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"sec":37}},"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":1784486439,"usec":771104},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402645,"noise_level":-27.588516,"freq_skew":-0.810525,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486440,"usec":538709},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557471,"noise_level":-27.394114,"freq_skew":-1.993884,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1895,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[173,161]},{"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":1784486441,"usec":286282},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.319332,"noise_level":-27.836143,"freq_skew":1.035597,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486441,"usec":292000},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939867,"noise_level":-27.541451,"freq_skew":2.198135,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"H603WU","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486442,"usec":51952},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536005,"noise_level":-27.377438,"freq_skew":1.588879,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":935,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44682,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[242,42,201,1]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"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":1784486442,"usec":53848},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826877,"noise_level":-27.256430,"freq_skew":-3.000137,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486442,"usec":55156},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.061047,"noise_level":-27.176685,"freq_skew":0.884579,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1653,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":78,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[138,14,149,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486442,"usec":56972},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723369,"noise_level":-27.097664,"freq_skew":2.114954,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"QX","blk_id":"3","ack":"A","flight":"H603WU","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486442,"usec":822870},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900540,"noise_level":-26.675453,"freq_skew":2.214390,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"_d","blk_id":"4","ack":"!","flight":"H603WU","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486442,"usec":826526},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.228790,"noise_level":-26.563778,"freq_skew":1.675278,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486442,"usec":826981},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536866,"noise_level":-26.545305,"freq_skew":0.943735,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1656,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":78,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[221,4,227,80]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"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":1784486443,"usec":572273},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287377,"noise_level":-26.417080,"freq_skew":1.709224,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486444,"usec":339863},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772654,"noise_level":-25.956728,"freq_skew":0.919514,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486444,"usec":344700},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988696,"noise_level":-25.685102,"freq_skew":1.807807,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":936,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[85,41,215,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486445,"usec":111604},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562245,"noise_level":-25.419239,"freq_skew":0.835838,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486446,"usec":629970},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.505811,"noise_level":-24.931141,"freq_skew":-0.168874,"avlc":{"src":{"addr":"3451D8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":221,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44636,"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":[150,53,124,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486446,"usec":631885},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.035214,"noise_level":-24.870060,"freq_skew":0.766689,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486447,"usec":388504},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863759,"noise_level":-24.674458,"freq_skew":-1.817297,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"B","sublabel":"CF","msg_text":"R GPM-R5\r\nSW1 42 GPM GENERAL OPS SMX48-5567-5309\r\nSW2 42 GPM5_R OPS      SMX44-5560-6310\r\nSW3 42 MANIFEST DB     SMX45-5560-5022\r\nSW4 42 CCS HOSTED APPS OSS         BCG45-CCS0-03W4\r\nSW5 30 WHCF OPS         "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486447,"usec":394543},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885445,"noise_level":-24.410702,"freq_skew":0.802520,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486448,"usec":155922},"freq":136975000,"burst_len_octets":774,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385367,"noise_level":-24.281767,"freq_skew":0.666008,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UX1174","msg_num":"123","msg_num_seq":"A","sublabel":"T1","msg_text":"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","ohma":{"err":0,"version":"2.0","reasm_status":"skipped","text":"{\"clientId\":\"OHMA\",\"messageDate\":\"2026-07-19T18:20:43.211Z\",\"data\":{\"airplanes\":[{\"tailNumber\":\"EC-OSS\",\"model\":\"\",\"flights\":[{\"departureAirportCode\":\"EBBR\",\"arrivalAirportCode\":\"LEMD\",\"flightNumber\":\"AEA26LC\",\"flightLegStartTime\":\"2026-07-19T16:54:37.204Z\",\"events\":[{\"eventClassId\":\"parametric\",\"eventTime\":\"2026-07-19T18:20:43.211Z\",\"eventType\":\"OHMA_META\",\"instances\":[{\"name\":\"mtPartNumber\",\"values\":[\"BCG32-0HMA-0011\"]},{\"name\":\"mtCarlVersion\",\"values\":[\"4.5\"]},{\"name\":\"mtRulesetVersion\",\"values\":[\"737 MAX:::AHM-37MBL8-000008A:::1\"]}]},{\"eventClassId\":\"parametric\",\"eventTime\":\"2026-07-19T18:20:43.211Z\",\"eventType\":\"CABIN_OFVMON_CRUISE_RPT\",\"instances\":[{\"name\":\"HQNE_ALT\",\"values\":[34998],\"eventTime\":\"2026-07-19T18:20:43.211Z\"},{\"name\":\"AMB_PSI\",\"values\":[3.625],\"eventTime\":\"2026-07-18T05:56:07.436Z\"},{\"name\":\"CAB_TEMP\",\"values\":[null],\"eventTime\":\"2026-07-19T18:20:43.211Z\"},{\"name\":\"CRFL\",\"values\":[40000],\"eventTime\":\"2026-07-18T05:56:07.436Z\"},{\"name\":\"LFE\",\"values\":[0],\"eventTime\":\"2026-07-18T05:56:07.436Z\"},{\"name\":\"PACKFLOW1_MED\",\"values\":[65.898]},{\"name\":\"PACKFLOW2_MED\",\"values\":[65.797]},{\"name\":\"CABDIFPRES1_MED\",\"values\":[7.802]},{\"name\":\"CABINRATE1_MED\",\"values\":[0]},{\"name\":\"CABINPRESS1_MED\",\"values\":[11.26]},{\"name\":\"OFVPOS1_MED\",\"values\":[15.934]},{\"name\":\"OFVPOS2_MED\",\"values\":[15.316]}]}]}]}]}}"}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486448,"usec":156483},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.521622,"noise_level":-24.281767,"freq_skew":-1.627931,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"C","sublabel":"CF","msg_text":"           HAM49-0700-6048\r\nSW6 34 AEDB DB                     BCG25-U000-0350\r\nSW7 34 FMS AMI                     AEA55-FMFX-0005\r\nSW8 34 FMS OPS                     HNP5D-AL11-5012\r\nSW9 34 NAV DB         "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486448,"usec":910651},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623907,"noise_level":-24.043322,"freq_skew":1.062603,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486449,"usec":673574},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838326,"noise_level":-24.895710,"freq_skew":-1.746155,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"D","sublabel":"CF","msg_text":"             HNP5C-UX51-2607\r\nSW10 34 TM OPS                      HNP55-AL12-5008\r\nSW11 42 FIDO DB-R5                  BCG26-U000-0014\r\nSW12 45 DGA OPS                     HNP5B-AL33-5005\r\nSW13 45 DGA PMT D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486449,"usec":680201},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819860,"noise_level":-24.625254,"freq_skew":0.853606,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486450,"usec":434431},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940234,"noise_level":-24.566278,"freq_skew":2.187289,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486450,"usec":437672},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800460,"noise_level":-24.928234,"freq_skew":-1.789509,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"E","sublabel":"CF","msg_text":"B                  BCG38-PMT0-0007\r\nLRU Right 6 General Processor Module\r\nHW\r\nHWPN 182513-001 \r\nHWML 11                            \r\nHWSN 180304001\r\nSW\r\nLOC LS1216996 CCR GPM-R6\r\nSW1 42 GPM GENERAL OPS SMX4"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486451,"usec":194717},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657441,"noise_level":-24.953987,"freq_skew":0.813630,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486452,"usec":723504},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487447,"noise_level":-24.105652,"freq_skew":1.038953,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486454,"usec":251955},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878664,"noise_level":-23.358383,"freq_skew":0.754163,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486455,"usec":10148},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849216,"noise_level":-23.383410,"freq_skew":-1.743031,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"E","sublabel":"CF","msg_text":"B                  BCG38-PMT0-0007\r\nLRU Right 6 General Processor Module\r\nHW\r\nHWPN 182513-001 \r\nHWML 11                            \r\nHWSN 180304001\r\nSW\r\nLOC LS1216996 CCR GPM-R6\r\nSW1 42 GPM GENERAL OPS SMX4"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486455,"usec":15235},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791718,"noise_level":-23.268761,"freq_skew":0.681809,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1673,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[2,75,98,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486455,"usec":769969},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932256,"noise_level":-23.853083,"freq_skew":1.026888,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486455,"usec":771977},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396555,"noise_level":-24.207996,"freq_skew":1.028823,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":44494,"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":[49,99,243,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486455,"usec":772532},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.241120,"noise_level":-24.759888,"freq_skew":0.760089,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486455,"usec":774814},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796401,"noise_level":-25.453236,"freq_skew":-1.761035,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"F","sublabel":"CF","msg_text":"8-5567-5309\r\nSW2 42 GPM6_R OPS      SMX43-5560-6410\r\nSW3 42 MANIFEST DB     SMX45-5560-5022\r\nSW4 21 ICS CRU OPS                 HAM53-21CS-2024\r\nSW5 21 LPS OPS                     HAM5D-21LP-2004\r\nSW6 42 CC"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486456,"usec":529500},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733465,"noise_level":-25.530443,"freq_skew":1.563860,"avlc":{"src":{"addr":"E0B215","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486456,"usec":531850},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513182,"noise_level":-25.416264,"freq_skew":0.768875,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1784486456,"usec":531850},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.513182,"noise_level":-25.416264,"freq_skew":0.768875,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486456,"usec":535524},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672706,"noise_level":-25.223957,"freq_skew":-1.797304,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"G","sublabel":"CF","msg_text":"S HOSTED APPS OSS         BCG45-CCS0-03W4\r\nSW7 23 FDCP OPS                    KOR5B-4192-0102\r\nSW8 24 PDHM OPS                    HAM4F-0700-7290\r\nSW9 24 PDMD AMI                    AEA42-CBCF-0003\r\nSW10 24"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486457,"usec":297014},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038089,"noise_level":-26.010477,"freq_skew":1.530081,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":324,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44704,"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":[250,30,244,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486457,"usec":297410},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555035,"noise_level":-25.993141,"freq_skew":1.004053,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1678,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[236,144]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"sec":55}},"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":1784486457,"usec":302026},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748481,"noise_level":-26.002028,"freq_skew":0.933781,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486457,"usec":308321},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434341,"noise_level":-25.864445,"freq_skew":-0.881526,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":551,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486458,"usec":58478},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792983,"noise_level":-26.427042,"freq_skew":-1.676239,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"H","sublabel":"CF","msg_text":" PDSD DB                     HAM45-0700-7463\r\nSW11 31 DCA OPS                     COL47-0014-0031\r\nSW12 31 DCA ECL 1 AMI               BFT58-8000-0617\r\nSW13 31 DCA ECL 2 AMI               BFT57-0000-0052\r\nS"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486458,"usec":819601},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739014,"noise_level":-26.105394,"freq_skew":0.974787,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486461,"usec":98311},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578690,"noise_level":-24.849894,"freq_skew":1.004067,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1678,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[236,144]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":40,"sec":55}},"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":1784486461,"usec":104003},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.331951,"noise_level":-24.610325,"freq_skew":1.598115,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":838,"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":1784486461,"usec":868547},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703103,"noise_level":-24.598095,"freq_skew":-1.597926,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"H","sublabel":"CF","msg_text":" PDSD DB                     HAM45-0700-7463\r\nSW11 31 DCA OPS                     COL47-0014-0031\r\nSW12 31 DCA ECL 1 AMI               BFT58-8000-0617\r\nSW13 31 DCA ECL 2 AMI               BFT57-0000-0052\r\nS"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486461,"usec":870112},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269886,"noise_level":-25.574268,"freq_skew":0.956852,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","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":1784486461,"usec":870930},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411571,"noise_level":-25.524904,"freq_skew":1.762503,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486461,"usec":873336},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715299,"noise_level":-25.410801,"freq_skew":0.813524,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486462,"usec":632101},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505474,"noise_level":-26.072098,"freq_skew":2.512419,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":258,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[20,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486462,"usec":638486},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552794,"noise_level":-26.304333,"freq_skew":2.731703,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1824,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486463,"usec":392265},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.533937,"noise_level":-26.793661,"freq_skew":0.774538,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486463,"usec":393938},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951741,"noise_level":-26.699230,"freq_skew":1.025568,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":4,"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":5231,"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":1784486463,"usec":394453},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.775136,"noise_level":-26.661743,"freq_skew":2.694446,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784486463,"usec":397005},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467318,"noise_level":-26.568729,"freq_skew":2.479720,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":259,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44622,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[33,224]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":41,"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":1784486464,"usec":145201},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754129,"noise_level":-26.385635,"freq_skew":0.972617,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1692,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[252,174]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486464,"usec":146218},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653642,"noise_level":-26.468889,"freq_skew":1.871587,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486464,"usec":154874},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003802,"noise_level":-26.145718,"freq_skew":-0.702325,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784486464,"usec":914821},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.273736,"noise_level":-26.005857,"freq_skew":0.770217,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486464,"usec":917438},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.924699,"noise_level":-26.850861,"freq_skew":2.582446,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784486464,"usec":917438},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.924699,"noise_level":-26.850861,"freq_skew":2.582446,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486465,"usec":678296},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651229,"noise_level":-26.587296,"freq_skew":2.660262,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486465,"usec":679866},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763705,"noise_level":-26.929070,"freq_skew":0.930822,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486465,"usec":683356},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.850967,"noise_level":-26.891590,"freq_skew":2.546940,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44657,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[165,188,70,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486466,"usec":438562},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.125432,"noise_level":-26.515751,"freq_skew":-1.686701,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486466,"usec":440495},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692735,"noise_level":-27.061954,"freq_skew":-1.900102,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"I","sublabel":"CF","msg_text":"W14 32 LGA NWS HM CT               SMC42-01HT-0200\r\nSW15 32 LGA NWS HM OPS              SMC56-01HA-0300\r\nSW16 38 WW OPS                      MSG5C-0001-0051\r\nSW17 42 FIDO DB-R6                  BCG27-U000-0"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486467,"usec":965406},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.228337,"noise_level":-26.652714,"freq_skew":-2.153577,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486469,"usec":487289},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782612,"noise_level":-26.526642,"freq_skew":1.010246,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20653,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[92,119,31,214]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486469,"usec":489014},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789437,"noise_level":-26.435053,"freq_skew":0.870722,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486469,"usec":489014},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.789437,"noise_level":-26.435053,"freq_skew":0.870722,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":349,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29443,"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":[111,37,47,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486469,"usec":489529},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.593574,"noise_level":-26.398687,"freq_skew":0.795637,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":655,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486469,"usec":491704},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945004,"noise_level":-26.290495,"freq_skew":1.699880,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"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":29493,"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":[178,221,96,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486470,"usec":248850},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899068,"noise_level":-26.068748,"freq_skew":0.761664,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486471,"usec":11136},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.536714,"noise_level":-25.913002,"freq_skew":0.847965,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486471,"usec":768670},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852673,"noise_level":-25.543495,"freq_skew":-1.657658,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"I","sublabel":"CF","msg_text":"W14 32 LGA NWS HM CT               SMC42-01HT-0200\r\nSW15 32 LGA NWS HM OPS              SMC56-01HA-0300\r\nSW16 38 WW OPS                      MSG5C-0001-0051\r\nSW17 42 FIDO DB-R6                  BCG27-U000-0"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486472,"usec":533771},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634988,"noise_level":-25.220697,"freq_skew":0.945643,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":5292,"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":1784486472,"usec":542947},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845235,"noise_level":-24.909466,"freq_skew":0.740810,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486474,"usec":62074},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380382,"noise_level":-24.717182,"freq_skew":0.489815,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486474,"usec":62281},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402622,"noise_level":-24.717182,"freq_skew":2.623894,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"ZD386V","msg_num":"M50","msg_num_seq":"A","msg_text":"184112,36007,1958,450.8, 5510,N4154.71 W00531.81"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486474,"usec":821542},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878000,"noise_level":-25.504406,"freq_skew":0.740850,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486474,"usec":821542},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.878000,"noise_level":-25.504406,"freq_skew":0.740850,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486474,"usec":821865},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.211821,"noise_level":-25.488052,"freq_skew":2.756811,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486475,"usec":584095},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677907,"noise_level":-25.151539,"freq_skew":0.756970,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1868,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":13,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486475,"usec":586791},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452813,"noise_level":-25.235493,"freq_skew":2.383035,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEAS"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-4.700000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486476,"usec":336749},"freq":136975000,"burst_len_octets":176,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699789,"noise_level":-25.109446,"freq_skew":0.977139,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":5292,"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":1784486476,"usec":336749},"freq":136975000,"burst_len_octets":176,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.699789,"noise_level":-25.109446,"freq_skew":0.977139,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486476,"usec":336749},"freq":136975000,"burst_len_octets":176,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.699789,"noise_level":-25.109446,"freq_skew":0.977139,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","type":"Aircraft"},"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":1784486476,"usec":336749},"freq":136975000,"burst_len_octets":176,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":3,"sig_level":-4.699789,"noise_level":-25.109446,"freq_skew":0.977139,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486476,"usec":336925},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.835883,"noise_level":-25.109446,"freq_skew":-1.784516,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"I","sublabel":"CF","msg_text":"W14 32 LGA NWS HM CT               SMC42-01HT-0200\r\nSW15 32 LGA NWS HM OPS              SMC56-01HA-0300\r\nSW16 38 WW OPS                      MSG5C-0001-0051\r\nSW17 42 FIDO DB-R6                  BCG27-U000-0"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486476,"usec":338326},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.320192,"noise_level":-25.661638,"freq_skew":0.904281,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","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":1784486476,"usec":338819},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682073,"noise_level":-26.296570,"freq_skew":2.513074,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"V708DL","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486476,"usec":338819},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.682073,"noise_level":-26.296570,"freq_skew":2.513074,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15042310","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,68,200,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486476,"usec":340057},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834605,"noise_level":-26.225132,"freq_skew":-2.194321,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486476,"usec":340618},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548860,"noise_level":-26.189632,"freq_skew":2.409899,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486476,"usec":340689},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882575,"noise_level":-26.189632,"freq_skew":-1.753281,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"J","sublabel":"CF","msg_text":"015\r\nSW18 45 DGA OPS                     HNP5B-AL33-5005\r\nSW19 45 DGA PMT DB                  BCG38-PMT0-0007\r\nLRU Right 7 General Processor Module\r\nHW\r\nHWPN 182513-001 \r\nHWML 10                            "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486477,"usec":102482},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701381,"noise_level":-26.084000,"freq_skew":0.712366,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":"15042310","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486477,"usec":102886},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913466,"noise_level":-26.066515,"freq_skew":-1.264052,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486477,"usec":103481},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488272,"noise_level":-26.031658,"freq_skew":0.691489,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486477,"usec":103613},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890586,"noise_level":-26.031658,"freq_skew":-2.302408,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486477,"usec":105779},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796691,"noise_level":-25.910744,"freq_skew":0.862026,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486477,"usec":106791},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464081,"noise_level":-25.859434,"freq_skew":2.347270,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":260,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44622,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[114,210]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":41,"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":1784486477,"usec":860885},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748158,"noise_level":-26.474848,"freq_skew":2.378915,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486477,"usec":864647},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679184,"noise_level":-26.240086,"freq_skew":-1.858433,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"K","sublabel":"CF","msg_text":"\r\nHWSN 130710398\r\nSW\r\nLOC LS1267201 CCR GPM-R7\r\nSW1 42 GPM GENERAL OPS SMX48-5567-5309\r\nSW2 42 GPM7_R OPS      SMX42-5560-6510\r\nSW3 42 MANIFEST DB     SMX45-5560-5022\r\nSW4 42 CCS HOSTED APPS OSS         BCG"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486478,"usec":626346},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981570,"noise_level":-25.925163,"freq_skew":0.789527,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486478,"usec":626874},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.319065,"noise_level":-25.908001,"freq_skew":1.453410,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486478,"usec":628298},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871780,"noise_level":-26.807163,"freq_skew":0.981724,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784486478,"usec":630808},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710300,"noise_level":-27.447912,"freq_skew":-1.871150,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"L","sublabel":"CF","msg_text":"45-CCS0-03W4\r\nSW5 32 LGA NWS CONTROL CT          SMC48-01CT-0300\r\nSW6 32 LGA NWS CONTROL OPS         SMC5A-01CA-0400\r\nSW7 42 FIDO DB-R7                  BCG24-U000-0016\r\nSW8 45 CMCF AMI                    B"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486478,"usec":631380},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.459509,"noise_level":-28.038887,"freq_skew":-0.936246,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486479,"usec":393754},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829472,"noise_level":-27.695124,"freq_skew":0.968043,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486479,"usec":398512},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825442,"noise_level":-27.548901,"freq_skew":-2.511157,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784486480,"usec":150363},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983972,"noise_level":-27.344191,"freq_skew":-1.637263,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"M","sublabel":"CF","msg_text":"CG37-0000-01F6\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486480,"usec":916189},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789708,"noise_level":-26.910124,"freq_skew":1.975257,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784486480,"usec":916189},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.789708,"noise_level":-26.910124,"freq_skew":1.975257,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":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":508,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"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":[36,204,225,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486480,"usec":921630},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506650,"noise_level":-26.588963,"freq_skew":1.957408,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"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":44615,"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":[41,143,164,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486481,"usec":669778},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784551,"noise_level":-27.040331,"freq_skew":-2.299883,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486481,"usec":676805},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937976,"noise_level":-26.714409,"freq_skew":2.453234,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":260,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44622,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[114,210]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":41,"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":1784486482,"usec":436859},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601335,"noise_level":-26.509853,"freq_skew":0.983147,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1725,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[248,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486482,"usec":440045},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347438,"noise_level":-27.068165,"freq_skew":2.232255,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":564,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44597,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[42,58,126,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486482,"usec":442668},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.817082,"noise_level":-26.912773,"freq_skew":-1.013007,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44499,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[114,65,168,97]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486483,"usec":207125},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884300,"noise_level":-26.684776,"freq_skew":0.859719,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1729,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[114,254]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":41,"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":1784486483,"usec":208428},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610372,"noise_level":-26.610088,"freq_skew":1.006804,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784486483,"usec":210664},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841363,"noise_level":-26.704620,"freq_skew":0.922679,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486483,"usec":957697},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564215,"noise_level":-26.500292,"freq_skew":2.344130,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486483,"usec":958230},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894498,"noise_level":-27.067249,"freq_skew":-1.931210,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX0083","msg_num":"C05","msg_num_seq":"M","sublabel":"CF","msg_text":"CG37-0000-01F6\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486484,"usec":723761},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890041,"noise_level":-27.306068,"freq_skew":0.933747,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20673,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[79,11,199,61]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486484,"usec":724770},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570441,"noise_level":-27.225866,"freq_skew":0.950322,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Y","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486484,"usec":725983},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477486,"noise_level":-27.146399,"freq_skew":2.529701,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":261,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[9,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486484,"usec":726213},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475911,"noise_level":-27.126646,"freq_skew":0.865365,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"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":29494,"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":[13,128,112,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486485,"usec":484768},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755048,"noise_level":-26.845604,"freq_skew":-1.880145,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486485,"usec":485684},"freq":136975000,"burst_len_octets":26,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.945549,"noise_level":-26.788481,"freq_skew":1.032267,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486485,"usec":485684},"freq":136975000,"burst_len_octets":26,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.945549,"noise_level":-26.788481,"freq_skew":1.032267,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1784486487,"usec":776939},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714946,"noise_level":-25.181755,"freq_skew":0.901052,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Y","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486488,"usec":530218},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.104814,"noise_level":-24.932987,"freq_skew":-1.307582,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486488,"usec":533226},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658062,"noise_level":-24.941940,"freq_skew":0.708260,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":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":5427,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486489,"usec":291119},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952246,"noise_level":-24.850367,"freq_skew":-1.660209,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486492,"usec":341211},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393923,"noise_level":-23.369705,"freq_skew":-2.145138,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486493,"usec":106987},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050040,"noise_level":-23.967896,"freq_skew":1.068324,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":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":5427,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486493,"usec":863848},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.588662,"noise_level":-23.463545,"freq_skew":0.543886,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"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":44573,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[203,180,174,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486493,"usec":864633},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688220,"noise_level":-24.049959,"freq_skew":0.275675,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486496,"usec":921955},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505015,"noise_level":-23.515034,"freq_skew":0.754144,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":3245,"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":[194,51,172,246]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486497,"usec":674483},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.112119,"noise_level":-23.467216,"freq_skew":-1.495506,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33639,"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":[56,88,21,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486497,"usec":680949},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774634,"noise_level":-23.942013,"freq_skew":-1.705307,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UX0083","msg_num":"C06","msg_num_seq":"A","sublabel":"CF","msg_text":"CFG422011 2 19JUL26 1841 UX EC-NZG AEA083 LEMD/SBSV BCG49-45LD-0071 C L\r\nSW9 45 LDI DB                      BCG49-45LD-0071\r\nSW10 45 CMCF OPS                    HNP5B-AL32-5004\r\nSW11 45 DGA OPS             "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486498,"usec":439482},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971536,"noise_level":-24.388344,"freq_skew":0.682464,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486498,"usec":439999},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.169739,"noise_level":-24.992197,"freq_skew":1.429088,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486498,"usec":441808},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084565,"noise_level":-24.900093,"freq_skew":0.985048,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486498,"usec":442065},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.098687,"noise_level":-24.884836,"freq_skew":-1.700100,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486498,"usec":443086},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858944,"noise_level":-24.839230,"freq_skew":0.584298,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44712,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[140,20,74,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486499,"usec":201184},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561616,"noise_level":-24.439184,"freq_skew":0.746476,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486499,"usec":201301},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598485,"noise_level":-24.439184,"freq_skew":-1.720443,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"SBSV"},{"name":"ac_location","value":{"loc":{"lat":39.500000,"lon":-4.100000},"alt":24000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486499,"usec":203113},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501381,"noise_level":-25.115812,"freq_skew":1.720739,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"17","blk_id":"4","ack":"!","flight":"W697AX","msg_num":"M79","msg_num_seq":"A","msg_text":"184136,35991,2117, 19400,N 40.893,W  6.422,19JUL26,24059,  50,- 52"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486499,"usec":965714},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614334,"noise_level":-25.128096,"freq_skew":0.663745,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486500,"usec":725273},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.839509,"noise_level":-24.880836,"freq_skew":-2.675838,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":33641,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[46,244,250,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486500,"usec":725273},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":1,"sig_level":-5.839509,"noise_level":-24.880836,"freq_skew":-2.675838,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":33641,"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":[126,79,220,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486500,"usec":725822},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682546,"noise_level":-24.865612,"freq_skew":-1.390961,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33639,"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":[56,88,21,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486500,"usec":727117},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797576,"noise_level":-24.820107,"freq_skew":0.929985,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486500,"usec":728377},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688387,"noise_level":-24.759798,"freq_skew":1.761296,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486501,"usec":483468},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747544,"noise_level":-24.801786,"freq_skew":-3.162146,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486501,"usec":486226},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726182,"noise_level":-25.270689,"freq_skew":-1.845590,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UX0083","msg_num":"C06","msg_num_seq":"A","sublabel":"CF","msg_text":"CFG422011 2 19JUL26 1841 UX EC-NZG AEA083 LEMD/SBSV BCG49-45LD-0071 C L\r\nSW9 45 LDI DB                      BCG49-45LD-0071\r\nSW10 45 CMCF OPS                    HNP5B-AL32-5004\r\nSW11 45 DGA OPS             "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486501,"usec":487384},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738557,"noise_level":-25.223015,"freq_skew":-2.988957,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486502,"usec":241817},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.743645,"noise_level":-25.097145,"freq_skew":0.791732,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486502,"usec":245562},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774055,"noise_level":-24.911701,"freq_skew":-1.730231,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"UX0083","msg_num":"C06","msg_num_seq":"B","sublabel":"CF","msg_text":"        HNP5B-AL33-5005\r\nSW12 45 DGA PMT DB                  BCG38-PMT0-0007\r\nLRU Right 8 General Processor Module\r\nHW\r\nHWPN 182513-001 \r\nHWML 11                            \r\nHWSN 140801153\r\nSW\r\nLOC LS16872"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486503,"usec":9309},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733153,"noise_level":-24.790234,"freq_skew":-3.240564,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LPR","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UX9172","msg_num":"F44","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40022W003559,MD012,184140,229,CRISA,185205,HIJ,M22,233043,196743A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486503,"usec":771181},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.512615,"noise_level":-24.320675,"freq_skew":-2.640044,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":33641,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[46,244,250,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486503,"usec":774782},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.095314,"noise_level":-24.406240,"freq_skew":-1.259512,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33639,"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":[56,88,21,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486503,"usec":775931},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.553898,"noise_level":-24.363071,"freq_skew":0.970181,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486504,"usec":534614},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.611006,"noise_level":-24.171638,"freq_skew":-2.495885,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486504,"usec":534771},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.380979,"noise_level":-24.171638,"freq_skew":1.677012,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":326,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":12,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486505,"usec":299438},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652014,"noise_level":-23.826252,"freq_skew":2.606966,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1825,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44594,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[145,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486505,"usec":301851},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409006,"noise_level":-23.745663,"freq_skew":1.655886,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486506,"usec":47752},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632574,"noise_level":-23.679073,"freq_skew":0.782380,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486506,"usec":56110},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728714,"noise_level":-23.443489,"freq_skew":-1.900787,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"UX0083","msg_num":"C06","msg_num_seq":"B","sublabel":"CF","msg_text":"        HNP5B-AL33-5005\r\nSW12 45 DGA PMT DB                  BCG38-PMT0-0007\r\nLRU Right 8 General Processor Module\r\nHW\r\nHWPN 182513-001 \r\nHWML 11                            \r\nHWSN 140801153\r\nSW\r\nLOC LS16872"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486506,"usec":57516},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438349,"noise_level":-24.453903,"freq_skew":1.097519,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":44614,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[49,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486506,"usec":816029},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691719,"noise_level":-25.395531,"freq_skew":-3.138195,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486506,"usec":819718},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877146,"noise_level":-25.237869,"freq_skew":0.828221,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486506,"usec":821250},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820621,"noise_level":-25.387182,"freq_skew":0.907907,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":5561,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486506,"usec":823236},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.927534,"noise_level":-25.306805,"freq_skew":0.926542,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486507,"usec":581928},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739673,"noise_level":-25.211323,"freq_skew":-1.642260,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UX0083","msg_num":"C06","msg_num_seq":"C","sublabel":"CF","msg_text":"73 CCR GPM-R8\r\nSW1 42 GPM GENERAL OPS SMX48-5567-5309\r\nSW2 42 GPM8_R OPS      SMX41-5560-6610\r\nSW3 42 MANIFEST DB     SMX45-5560-5022\r\nSW4 42 CCS HOSTED APPS OSS         BCG45-CCS0-03W4\r\nSW5 23 CMF AMI     "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486507,"usec":586500},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.135187,"noise_level":-25.486422,"freq_skew":-1.951512,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"dst_airport","value":"SBSV"},{"name":"ac_location","value":{"loc":{"lat":39.500000,"lon":-4.100000},"alt":24000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486507,"usec":588046},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932962,"noise_level":-25.793058,"freq_skew":0.872508,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34740F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486508,"usec":346615},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644608,"noise_level":-25.789148,"freq_skew":-1.770799,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UX0083","msg_num":"C06","msg_num_seq":"C","sublabel":"CF","msg_text":"73 CCR GPM-R8\r\nSW1 42 GPM GENERAL OPS SMX48-5567-5309\r\nSW2 42 GPM8_R OPS      SMX41-5560-6610\r\nSW3 42 MANIFEST DB     SMX45-5560-5022\r\nSW4 42 CCS HOSTED APPS OSS         BCG45-CCS0-03W4\r\nSW5 23 CMF AMI     "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486508,"usec":347704},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648049,"noise_level":-25.738548,"freq_skew":-1.948397,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15072017","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,65,69,65,0,52,116,15,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486509,"usec":105453},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754960,"noise_level":-25.688246,"freq_skew":-1.700860,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX0083","msg_num":"C06","msg_num_seq":"D","sublabel":"CF","msg_text":"                AEA21-CMFX-000D\r\nSW6 23 ATC DB                      HNP20-AD23-C001\r\nSW7 23 CMF OPS                     HNP5E-AL21-5012\r\nSW8 42 FIDO DB-R8                  BCG25-U000-0017\r\nSW9 45 DGA OPS   "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486509,"usec":107894},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888530,"noise_level":-26.512602,"freq_skew":-1.829546,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486509,"usec":869741},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904853,"noise_level":-26.205557,"freq_skew":0.904243,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1772,"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":[253,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486509,"usec":873425},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.246386,"noise_level":-25.995174,"freq_skew":-1.905843,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486510,"usec":635522},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550791,"noise_level":-25.484591,"freq_skew":1.056365,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":44614,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[243,54]},{"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":1784486510,"usec":639635},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760043,"noise_level":-26.330244,"freq_skew":-1.212039,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"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":29426,"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":[8,187,246,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486510,"usec":640212},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044906,"noise_level":-26.312260,"freq_skew":0.801938,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":5561,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486511,"usec":389535},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896165,"noise_level":-26.012098,"freq_skew":1.031712,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486512,"usec":151440},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942282,"noise_level":-25.823259,"freq_skew":-1.795106,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX0083","msg_num":"C06","msg_num_seq":"E","sublabel":"CF","msg_text":"CFG422011 2 19JUL26 1841 UX EC-NZG AEA083 LEMD/SBSV BCG49-45LD-0071 C L\r\nSW9 45 LDI DB                      BCG49-45LD-0071\r\nSW10 45 CMCF OPS                    HNP5B-AL32-5004\r\nSW11 45 DGA OPS                     HNP5B-AL33-5005\r\nSW12 45 DGA PMT DB                  BCG38-PMT0-0007\r\nLRU Right 8 General Processor Module\r\nHW\r\nHWPN 182513-001 \r\nHWML 11                            \r\nHWSN 140801153\r\nSW\r\nLOC LS1687273 CCR GPM-R8\r\nSW1 42 GPM GENERAL OPS SMX48-5567-5309\r\nSW2 42 GPM8_R OPS      SMX41-5560-6610\r\nSW3 42 MANIFEST DB     SMX45-5560-5022\r\nSW4 42 CCS HOSTED APPS OSS         BCG45-CCS0-03W4\r\nSW5 23 CMF AMI                     AEA21-CMFX-000D\r\nSW6 23 ATC DB                      HNP20-AD23-C001\r\nSW7 23 CMF OPS                     HNP5E-AL21-5012\r\nSW8 42 FIDO DB-R8                  BCG25-U000-0017\r\nSW9 45 DGA OPS                     HNP5B-AL33-5005\r\nSW10 45 DGA PMT DB                  BCG38-PMT0-0007\r\nEOR\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486512,"usec":151884},"freq":136975000,"burst_len_octets":156,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543539,"noise_level":-25.806293,"freq_skew":0.230471,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZR","mode":"2","label":"28","blk_id":"5","ack":"!","flight":"UX7237","msg_num":"M81","msg_num_seq":"A","msg_text":"3D01 RMPSRV 7237/19 LEMD/LECO .EC-NZR/LAV N/CAB N/MEDA N/SEC N/WCHR 3/UMNR 0/MAAS N\r\n1 WCH S\r\n2 WCH R\r\n1 DEAF\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486512,"usec":154163},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628365,"noise_level":-25.688457,"freq_skew":2.645802,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"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":1826,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44594,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[90,225]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486512,"usec":158574},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847168,"noise_level":-25.818098,"freq_skew":1.007157,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZR","mode":"2","label":"_d","blk_id":"X","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486513,"usec":674993},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824996,"noise_level":-25.101711,"freq_skew":0.191478,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486513,"usec":678235},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477892,"noise_level":-25.023920,"freq_skew":1.448898,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1539,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[91,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486514,"usec":434653},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.239004,"noise_level":-25.752592,"freq_skew":0.916904,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784486514,"usec":439025},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965414,"noise_level":-25.976738,"freq_skew":0.756873,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":5561,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486515,"usec":203558},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.059903,"noise_level":-25.637751,"freq_skew":-1.722202,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486515,"usec":965754},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053890,"noise_level":-25.408092,"freq_skew":1.276425,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486518,"usec":251767},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.534544,"noise_level":-24.999105,"freq_skew":0.952784,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":48.500000,"flags":192,"pdu_id":1787,"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":1784486518,"usec":253469},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930207,"noise_level":-24.922222,"freq_skew":0.698846,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":5640,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486518,"usec":256793},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498640,"noise_level":-24.815720,"freq_skew":-0.981120,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486519,"usec":9220},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487441,"noise_level":-24.636126,"freq_skew":1.490932,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1540,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[42,57]},{"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":1784486519,"usec":773619},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718500,"noise_level":-25.390158,"freq_skew":1.049470,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784486519,"usec":773821},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683009,"noise_level":-25.909159,"freq_skew":2.571365,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1827,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52373,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[14,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486519,"usec":776995},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391606,"noise_level":-25.739325,"freq_skew":2.277801,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486521,"usec":291711},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529708,"noise_level":-25.269871,"freq_skew":0.662183,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1869,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[222,189,178,172]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486521,"usec":300531},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344388,"noise_level":-24.972288,"freq_skew":-1.896428,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486522,"usec":54802},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981885,"noise_level":-24.945110,"freq_skew":0.573460,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486522,"usec":824825},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337790,"noise_level":-24.423859,"freq_skew":0.916566,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"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":1784486523,"usec":574538},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908884,"noise_level":-24.294729,"freq_skew":-0.908472,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44499,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[29,19,113,200]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486523,"usec":574538},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.908884,"noise_level":-24.294729,"freq_skew":-0.908472,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44499,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[113,155,124,18]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":1784486523,"usec":581420},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909332,"noise_level":-24.028267,"freq_skew":1.701985,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486524,"usec":340314},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.217982,"noise_level":-23.877659,"freq_skew":-1.225640,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486524,"usec":341732},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452953,"noise_level":-23.810053,"freq_skew":0.609389,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486524,"usec":343832},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.147517,"noise_level":-24.834389,"freq_skew":-0.298098,"avlc":{"src":{"addr":"02006F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486524,"usec":344571},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803075,"noise_level":-24.789045,"freq_skew":-0.515534,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486525,"usec":103201},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.166926,"noise_level":-24.449047,"freq_skew":2.520885,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486527,"usec":394332},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060658,"noise_level":-23.867256,"freq_skew":-2.213450,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486527,"usec":398789},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.122079,"noise_level":-23.759468,"freq_skew":-1.488093,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486529,"usec":674776},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773314,"noise_level":-23.265640,"freq_skew":0.806938,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1801,"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":[254,132]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":134.355000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486530,"usec":442259},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570675,"noise_level":-23.499161,"freq_skew":1.396663,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1541,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[87,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486530,"usec":450896},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689569,"noise_level":-24.574835,"freq_skew":1.393270,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1542,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44553,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[223,158]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":1784486531,"usec":194633},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.104112,"noise_level":-24.530823,"freq_skew":1.022304,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784486531,"usec":196592},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828015,"noise_level":-24.428986,"freq_skew":0.890265,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1806,"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":1784486531,"usec":970684},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662620,"noise_level":-24.033165,"freq_skew":0.815643,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486531,"usec":974429},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827147,"noise_level":-24.569649,"freq_skew":1.240342,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486531,"usec":980095},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906046,"noise_level":-25.440231,"freq_skew":0.863221,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":48.500000,"flags":192,"pdu_id":1811,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[148,253,198,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486532,"usec":722915},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.308563,"noise_level":-25.295204,"freq_skew":1.844379,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":565,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44597,"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":[97,83,36,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486532,"usec":724114},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423069,"noise_level":-25.760069,"freq_skew":0.616072,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486532,"usec":726580},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.261819,"noise_level":-25.609650,"freq_skew":0.846343,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486533,"usec":490463},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081659,"noise_level":-25.396877,"freq_skew":0.736397,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784486533,"usec":493727},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455739,"noise_level":-25.641541,"freq_skew":-3.184743,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":207,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44693,"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":[206,74,96,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486534,"usec":243781},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460785,"noise_level":-26.185844,"freq_skew":-0.248797,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44513,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[142,241,137,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486534,"usec":252241},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.002110,"noise_level":-25.975933,"freq_skew":0.903697,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486535,"usec":16470},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682655,"noise_level":-25.603794,"freq_skew":0.822925,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":351,"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":1784486535,"usec":776687},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736862,"noise_level":-25.152115,"freq_skew":0.883742,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486536,"usec":533241},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738264,"noise_level":-24.782822,"freq_skew":-1.842186,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":67,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486537,"usec":289889},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.861568,"noise_level":-24.501205,"freq_skew":2.384335,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486537,"usec":303846},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.294228,"noise_level":-24.228436,"freq_skew":-1.003383,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44499,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[167,87,247,213]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":1784486538,"usec":63404},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793621,"noise_level":-23.991432,"freq_skew":-0.741064,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486538,"usec":809869},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802592,"noise_level":-23.800993,"freq_skew":-1.179002,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486538,"usec":821958},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758162,"noise_level":-23.588345,"freq_skew":1.475664,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1543,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44553,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[65,78]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":1784486539,"usec":577246},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985766,"noise_level":-24.300730,"freq_skew":1.001284,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1833,"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":1784486539,"usec":578653},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.193102,"noise_level":-24.792860,"freq_skew":-0.941493,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44499,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[114,223,163,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486539,"usec":588793},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.325182,"noise_level":-24.613733,"freq_skew":-2.780092,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"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":44442,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[231,223,120,54]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486539,"usec":589402},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577040,"noise_level":-24.613733,"freq_skew":0.890479,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1836,"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":[106,136]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":1784486540,"usec":348454},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.109971,"noise_level":-24.509336,"freq_skew":1.794738,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784486540,"usec":351634},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.190072,"noise_level":-24.465654,"freq_skew":1.288179,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486540,"usec":353294},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468007,"noise_level":-24.578934,"freq_skew":-1.368320,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":44490,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[231,148,61,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486540,"usec":359784},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355470,"noise_level":-25.462114,"freq_skew":0.857736,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486540,"usec":362164},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499455,"noise_level":-26.080694,"freq_skew":1.139279,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1544,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[83,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486541,"usec":108216},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655932,"noise_level":-26.730516,"freq_skew":1.885440,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486541,"usec":109241},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759274,"noise_level":-27.700287,"freq_skew":0.727143,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784486542,"usec":624717},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.432993,"noise_level":-27.031153,"freq_skew":0.625445,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44573,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[3,105,137,213]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486542,"usec":627347},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.211053,"noise_level":-27.151566,"freq_skew":-2.719331,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"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":44442,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[231,223,120,54]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486543,"usec":393743},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.240770,"noise_level":-26.764561,"freq_skew":3.252446,"avlc":{"src":{"addr":"39D311","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486543,"usec":396573},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931890,"noise_level":-26.577337,"freq_skew":-1.377874,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":44490,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[231,148,61,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486543,"usec":398604},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021296,"noise_level":-26.521948,"freq_skew":0.780739,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486544,"usec":152904},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973886,"noise_level":-26.339827,"freq_skew":0.894194,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486544,"usec":154068},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770030,"noise_level":-26.268034,"freq_skew":0.800930,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486544,"usec":160402},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.059763,"noise_level":-25.934898,"freq_skew":-1.454300,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486544,"usec":913218},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795388,"noise_level":-26.321846,"freq_skew":1.018141,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486547,"usec":967257},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340229,"noise_level":-24.728306,"freq_skew":1.008686,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","type":"Aircraft"},"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":254,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486548,"usec":719110},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905813,"noise_level":-24.419479,"freq_skew":0.884038,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1855,"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":[83,28,200,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486548,"usec":721221},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923741,"noise_level":-24.318932,"freq_skew":0.824341,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"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":44712,"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":[200,245,54,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486548,"usec":730534},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710987,"noise_level":-24.219532,"freq_skew":0.361424,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486549,"usec":484227},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406759,"noise_level":-23.955336,"freq_skew":0.942634,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486551,"usec":767763},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.377432,"noise_level":-23.767029,"freq_skew":-2.067335,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486556,"usec":346774},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757900,"noise_level":-22.947601,"freq_skew":-0.472857,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486561,"usec":668398},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563330,"noise_level":-22.079477,"freq_skew":0.935561,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20784,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[92,119,31,214]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486561,"usec":669651},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703711,"noise_level":-22.035448,"freq_skew":0.671216,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":353,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29443,"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":[111,37,47,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486561,"usec":671372},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741046,"noise_level":-22.847261,"freq_skew":0.934713,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1886,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[107,110,107,96]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":14,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":"LFBB","facility_name":"BORDEAUX","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":136.180000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486562,"usec":435167},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879188,"noise_level":-22.822609,"freq_skew":-1.418977,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":44490,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[61,97,111,184]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44490,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[39,173,128,205]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":14,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":1784486562,"usec":435324},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866944,"noise_level":-22.822609,"freq_skew":0.879774,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1888,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":68,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[211,199,196,252]}]}],"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":7,"day":19},"time":{"hour":18,"min":42,"sec":41}},"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":1784486562,"usec":436593},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830611,"noise_level":-23.709669,"freq_skew":1.045086,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486562,"usec":441380},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925912,"noise_level":-23.616966,"freq_skew":1.009472,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1891,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":11,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[7,62,180,0]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486562,"usec":442886},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983128,"noise_level":-23.577539,"freq_skew":-1.033648,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486562,"usec":443246},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496925,"noise_level":-24.015450,"freq_skew":0.912415,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":44494,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[169,213,186,189]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44494,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[241,238,119,180]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":1784486563,"usec":196676},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.056430,"noise_level":-23.837994,"freq_skew":0.958061,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1893,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[87,24,148,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486563,"usec":197537},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.236897,"noise_level":-23.797550,"freq_skew":-1.332577,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486563,"usec":956559},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914009,"noise_level":-23.519611,"freq_skew":1.164006,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486563,"usec":962194},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570499,"noise_level":-23.288254,"freq_skew":1.613502,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":937,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[85,41,215,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486564,"usec":729590},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666228,"noise_level":-23.414488,"freq_skew":0.820412,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784486565,"usec":484356},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779130,"noise_level":-23.693851,"freq_skew":1.008286,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":44616,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[145,109,110,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486565,"usec":484866},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826796,"noise_level":-23.667315,"freq_skew":1.543576,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486565,"usec":484991},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548299,"noise_level":-23.667315,"freq_skew":1.748575,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":327,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29493,"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":[178,221,96,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486567,"usec":8381},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445582,"noise_level":-22.995054,"freq_skew":0.995696,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44494,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[90,1,48,5]}]}],"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":7,"day":19},"time":{"hour":18,"min":42,"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":1784486567,"usec":10009},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352846,"noise_level":-23.583042,"freq_skew":0.967052,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29494,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[11,47,7,126]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":1784486567,"usec":11185},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632690,"noise_level":-23.530716,"freq_skew":0.880370,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","type":"Aircraft"},"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":1784486567,"usec":770094},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717717,"noise_level":-23.465748,"freq_skew":0.836403,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1899,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[172,228,198,209]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486567,"usec":770094},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.717717,"noise_level":-23.465748,"freq_skew":0.836403,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1900,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":44494,"dst_ref":68,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[195,55,136,155]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486567,"usec":770987},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552767,"noise_level":-23.426998,"freq_skew":-1.936112,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486567,"usec":771446},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782257,"noise_level":-23.856279,"freq_skew":0.720883,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":255,"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":20788,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[164,215,249,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486567,"usec":774938},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606133,"noise_level":-23.788841,"freq_skew":1.116707,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486567,"usec":774938},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.606133,"noise_level":-23.788841,"freq_skew":1.116707,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":613,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":68,"dst_ref":44494,"variable_part_params":[{"name":"atn_checksum","value":[133,147,127,199]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486567,"usec":774938},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.606133,"noise_level":-23.788841,"freq_skew":1.116707,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486567,"usec":778470},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823784,"noise_level":-23.721920,"freq_skew":0.726951,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20789,"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":[221,108,127,138]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":1784486568,"usec":537958},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527541,"noise_level":-23.581367,"freq_skew":0.917957,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486568,"usec":537958},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.527541,"noise_level":-23.581367,"freq_skew":0.917957,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":29494,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[78,182,172,85]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486568,"usec":538952},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764490,"noise_level":-24.575531,"freq_skew":0.840595,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486568,"usec":542034},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690989,"noise_level":-24.444145,"freq_skew":0.935267,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20790,"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":[238,223,191,171]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":1784486568,"usec":542798},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855886,"noise_level":-24.415216,"freq_skew":-1.451885,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44490,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[152,253,212,251]}]}],"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":7,"day":19},"time":{"hour":18,"min":42,"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":1784486569,"usec":291422},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629560,"noise_level":-24.497910,"freq_skew":0.902615,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486569,"usec":291895},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648961,"noise_level":-24.922373,"freq_skew":0.711499,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1902,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":11,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[92,11,230,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486569,"usec":291895},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.648961,"noise_level":-24.922373,"freq_skew":0.711499,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1903,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":44490,"dst_ref":63,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[139,107,43,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486569,"usec":292316},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622825,"noise_level":-24.907078,"freq_skew":0.876871,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":29494,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[163,131,222,0]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29494,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[80,61,0,149]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":1784486569,"usec":292879},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039267,"noise_level":-25.101538,"freq_skew":-1.455240,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486569,"usec":295264},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721305,"noise_level":-25.070339,"freq_skew":-1.325960,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":63,"dst_ref":44490,"variable_part_params":[{"name":"atn_checksum","value":[182,231,163,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486569,"usec":295743},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893251,"noise_level":-25.054781,"freq_skew":0.683621,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486569,"usec":296789},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.920730,"noise_level":-25.294048,"freq_skew":0.796337,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","type":"Aircraft"},"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":1784486569,"usec":297630},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969827,"noise_level":-25.278084,"freq_skew":-1.409777,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33639,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[116,185,186,178]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":1784486569,"usec":298468},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.151546,"noise_level":-25.230370,"freq_skew":0.800749,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20792,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[249,164,44,146]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486570,"usec":57108},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929829,"noise_level":-25.182915,"freq_skew":-1.504997,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33639,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[116,185,186,178]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"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":1784486570,"usec":57284},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954003,"noise_level":-25.182915,"freq_skew":0.793371,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486570,"usec":57284},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.954003,"noise_level":-25.182915,"freq_skew":0.793371,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","type":"Aircraft"},"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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486570,"usec":59209},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776609,"noise_level":-25.057623,"freq_skew":0.913126,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":3355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[24,0,222,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486570,"usec":59209},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.776609,"noise_level":-25.057623,"freq_skew":0.913126,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":3356,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[203,149,189,102]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"sec":49}},"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":1784486570,"usec":63406},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879938,"noise_level":-25.082396,"freq_skew":0.922328,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486570,"usec":818172},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961932,"noise_level":-25.020245,"freq_skew":1.794986,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486570,"usec":818236},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.725529,"noise_level":-25.020245,"freq_skew":-1.374813,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486570,"usec":824158},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616449,"noise_level":-25.608200,"freq_skew":0.516814,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1870,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"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":[42,44,253,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486570,"usec":824452},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372272,"noise_level":-25.591650,"freq_skew":-2.098683,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486571,"usec":578777},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780200,"noise_level":-26.367998,"freq_skew":2.531406,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486573,"usec":106669},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737365,"noise_level":-25.507967,"freq_skew":0.920320,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486573,"usec":110159},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718032,"noise_level":-25.313643,"freq_skew":-1.752241,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":11,"lifetime":50.000000,"flags":192,"pdu_id":68,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[64,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486574,"usec":625937},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879529,"noise_level":-25.490002,"freq_skew":0.914211,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":3355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[24,0,222,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486574,"usec":625937},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.879529,"noise_level":-25.490002,"freq_skew":0.914211,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":3356,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[203,149,189,102]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"sec":49}},"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":1784486574,"usec":627530},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.228932,"noise_level":-26.024380,"freq_skew":-1.485974,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486574,"usec":627632},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979977,"noise_level":-26.024380,"freq_skew":1.042911,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486574,"usec":627882},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287458,"noise_level":-26.007019,"freq_skew":-1.938409,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":69,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[246,5]},{"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":1784486574,"usec":629054},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.171243,"noise_level":-25.955139,"freq_skew":-1.543357,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":33639,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[161,72,241,31]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486575,"usec":384615},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828230,"noise_level":-26.359055,"freq_skew":0.757729,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":3362,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[224,229,105,53]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"sec":49}},"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":1784486576,"usec":146204},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575781,"noise_level":-25.850433,"freq_skew":0.100527,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":1674,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486576,"usec":906343},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566634,"noise_level":-25.445766,"freq_skew":1.065331,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":1784486576,"usec":907434},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.187489,"noise_level":-25.380972,"freq_skew":1.593700,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":328,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44704,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[215,230,24,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486577,"usec":673445},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.764719,"noise_level":-24.986591,"freq_skew":1.668825,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486577,"usec":677314},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589306,"noise_level":-24.968555,"freq_skew":0.732906,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486578,"usec":441741},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965255,"noise_level":-24.831135,"freq_skew":-1.374839,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486578,"usec":442415},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.430529,"noise_level":-24.859978,"freq_skew":-1.350838,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":33639,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[161,72,241,31]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486578,"usec":443681},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859362,"noise_level":-25.226482,"freq_skew":0.949910,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486579,"usec":196218},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655151,"noise_level":-24.733410,"freq_skew":0.935680,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":3362,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[224,229,105,53]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"sec":49}},"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":1784486579,"usec":196551},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835615,"noise_level":-24.718445,"freq_skew":2.207179,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486580,"usec":734588},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816806,"noise_level":-24.466303,"freq_skew":-1.428230,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486580,"usec":735391},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.146533,"noise_level":-24.437298,"freq_skew":-1.303584,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":33639,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[161,72,241,31]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486581,"usec":479477},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688510,"noise_level":-24.592014,"freq_skew":0.774607,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486582,"usec":250683},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.846597,"noise_level":-24.077038,"freq_skew":1.966815,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":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":509,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[156,158,76,184]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44603,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[138,241,93,239]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":43,"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":1784486583,"usec":10300},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.810259,"noise_level":-24.061491,"freq_skew":0.712589,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":3362,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[224,229,105,53]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":42,"sec":49}},"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":1784486583,"usec":766437},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593029,"noise_level":-24.322865,"freq_skew":2.000512,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784486583,"usec":767435},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.942135,"noise_level":-24.265900,"freq_skew":-1.459640,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33639,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[246,21,36,201]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33639,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[99,75,227,88]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":43,"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":1784486583,"usec":770345},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955884,"noise_level":-24.125103,"freq_skew":0.899757,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":3369,"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":[109,204,17,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486586,"usec":56322},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.850268,"noise_level":-23.530766,"freq_skew":2.386678,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44657,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[165,188,70,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486586,"usec":59507},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839023,"noise_level":-23.375647,"freq_skew":-1.561870,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486586,"usec":819277},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947144,"noise_level":-23.210344,"freq_skew":-1.278424,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33639,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[246,21,36,201]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33639,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[99,75,227,88]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":43,"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":1784486586,"usec":820719},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492972,"noise_level":-23.285961,"freq_skew":0.932144,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486587,"usec":574651},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.369124,"noise_level":-23.210211,"freq_skew":-1.320797,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486587,"usec":576086},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410438,"noise_level":-23.159924,"freq_skew":-0.266790,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":1784486587,"usec":576086},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.410438,"noise_level":-23.159924,"freq_skew":-0.266790,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44513,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[202,236,35,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486587,"usec":576475},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785354,"noise_level":-24.301950,"freq_skew":1.616358,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EPKT"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-6.100000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486587,"usec":576778},"freq":136975000,"burst_len_octets":210,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920934,"noise_level":-24.287710,"freq_skew":-3.133110,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LPR","mode":"2","label":"80","blk_id":"9","ack":"!","flight":"UX9172","msg_num":"M33","msg_num_seq":"A","msg_text":"/PMIANUX.3B01 OTHER  9172/19 LEMD/GCLP .EC-LPR\r\nHOLA / NO CONFORME DL39B\r\nEL TRACTOR DE PUSH NO\r\nSE AVERIO EN EL PRKNG\r\nNO HABIA TRACTOR HASTA\r\nLAS 1811. DLA39A 0016"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486587,"usec":579004},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482244,"noise_level":-24.631233,"freq_skew":1.670885,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"W697AX","msg_num":"S04","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486587,"usec":579882},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692621,"noise_level":-24.998611,"freq_skew":1.677960,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222137","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,77,36,95,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486588,"usec":349977},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813035,"noise_level":-24.695103,"freq_skew":0.746249,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":3369,"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":[109,204,17,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486588,"usec":351769},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526060,"noise_level":-24.606079,"freq_skew":-0.933406,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486589,"usec":97505},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027485,"noise_level":-25.124262,"freq_skew":-2.801732,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486589,"usec":99767},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.227260,"noise_level":-25.144499,"freq_skew":1.758790,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486589,"usec":100217},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824387,"noise_level":-25.128807,"freq_skew":-1.480134,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486589,"usec":100594},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356737,"noise_level":-25.097511,"freq_skew":1.530330,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":566,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486589,"usec":102490},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650496,"noise_level":-25.361248,"freq_skew":1.005944,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486589,"usec":862708},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.329661,"noise_level":-25.271437,"freq_skew":-2.493335,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"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":44442,"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":[161,228,2,61]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486589,"usec":867286},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.208723,"noise_level":-25.108568,"freq_skew":1.463138,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486590,"usec":629099},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262167,"noise_level":-25.916298,"freq_skew":-0.320722,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":1784486590,"usec":630030},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553209,"noise_level":-26.433552,"freq_skew":2.511912,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":769,"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":1784486590,"usec":630856},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.112689,"noise_level":-26.379068,"freq_skew":-0.329798,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44513,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[202,236,35,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486590,"usec":631563},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616632,"noise_level":-26.342936,"freq_skew":1.487174,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"23222137","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,77,36,95,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486591,"usec":386095},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870938,"noise_level":-25.955090,"freq_skew":-3.240479,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486591,"usec":389949},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.142788,"noise_level":-25.852251,"freq_skew":2.262541,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486591,"usec":395082},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899838,"noise_level":-25.717001,"freq_skew":1.772522,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486592,"usec":162672},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.802250,"noise_level":-25.395168,"freq_skew":0.905535,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486593,"usec":680023},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081707,"noise_level":-24.877460,"freq_skew":-1.268011,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":495,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486593,"usec":682662},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537156,"noise_level":-24.771500,"freq_skew":-3.275971,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486594,"usec":437976},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.278311,"noise_level":-25.158066,"freq_skew":0.669367,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486594,"usec":444297},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507175,"noise_level":-24.940596,"freq_skew":2.804688,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1828,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52373,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[240,207]},{"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":1784486596,"usec":722195},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.121418,"noise_level":-24.083652,"freq_skew":1.940131,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":510,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486597,"usec":488358},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862303,"noise_level":-23.769703,"freq_skew":2.031148,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":511,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44603,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[143,193,5,119]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":43,"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":1784486598,"usec":247471},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440704,"noise_level":-23.415073,"freq_skew":-0.983443,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486598,"usec":249104},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538533,"noise_level":-23.363747,"freq_skew":0.161237,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1675,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44612,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[43,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486598,"usec":251196},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642212,"noise_level":-23.287319,"freq_skew":1.947599,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486599,"usec":7424},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783159,"noise_level":-23.273230,"freq_skew":0.779760,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","type":"Aircraft"},"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":254,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486599,"usec":768052},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471349,"noise_level":-23.021612,"freq_skew":0.896200,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":6288,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486599,"usec":770947},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664299,"noise_level":-22.935940,"freq_skew":1.203246,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486599,"usec":773622},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682389,"noise_level":-23.760895,"freq_skew":-2.422526,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":960,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486600,"usec":532653},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732362,"noise_level":-24.741390,"freq_skew":1.699528,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486600,"usec":536616},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626429,"noise_level":-24.651894,"freq_skew":1.618228,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":938,"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":1784486601,"usec":285005},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836586,"noise_level":-25.164364,"freq_skew":1.753492,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44615,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[166,148,70,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486601,"usec":293291},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707637,"noise_level":-24.885544,"freq_skew":-0.545114,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1648,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[139,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486601,"usec":294210},"freq":136975000,"burst_len_octets":26,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.956502,"noise_level":-25.832251,"freq_skew":-2.079387,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486602,"usec":52097},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716515,"noise_level":-25.714062,"freq_skew":0.166398,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1675,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44612,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[43,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486602,"usec":57610},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873422,"noise_level":-26.226711,"freq_skew":1.032569,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":1958,"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":1784486602,"usec":820608},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806787,"noise_level":-26.015823,"freq_skew":0.016031,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486602,"usec":821486},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729343,"noise_level":-27.174789,"freq_skew":-1.179371,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":17,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486602,"usec":821642},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680076,"noise_level":-27.680984,"freq_skew":1.950813,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":1784486602,"usec":824025},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745931,"noise_level":-27.659979,"freq_skew":-1.180282,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486602,"usec":825738},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.783793,"noise_level":-27.555704,"freq_skew":-1.127386,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29426,"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":[8,187,246,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486602,"usec":827399},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543458,"noise_level":-27.473175,"freq_skew":0.206889,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":1676,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44612,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[6,30]},{"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":1784486603,"usec":579046},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795114,"noise_level":-27.330610,"freq_skew":-1.783729,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1301,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44679,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[234,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486603,"usec":583957},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.114346,"noise_level":-27.071903,"freq_skew":1.916562,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":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":512,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[16,62,71,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486603,"usec":585240},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666561,"noise_level":-26.993826,"freq_skew":0.884174,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":1784486604,"usec":340447},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.831890,"noise_level":-26.744814,"freq_skew":0.979983,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":6317,"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":1784486604,"usec":342563},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623618,"noise_level":-26.613632,"freq_skew":0.960883,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":1784486605,"usec":111488},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017287,"noise_level":-26.160662,"freq_skew":0.789338,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1784486605,"usec":868457},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652217,"noise_level":-25.780697,"freq_skew":-1.104975,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486605,"usec":870995},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.553591,"noise_level":-25.746965,"freq_skew":-1.026151,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29426,"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":[8,187,246,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486605,"usec":872717},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586946,"noise_level":-25.679892,"freq_skew":-2.330914,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1896,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[234,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486605,"usec":874229},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834617,"noise_level":-25.629923,"freq_skew":2.232350,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":262,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486606,"usec":634767},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058901,"noise_level":-25.192699,"freq_skew":0.987054,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486607,"usec":392327},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.443491,"noise_level":-24.836855,"freq_skew":-1.322469,"avlc":{"src":{"addr":"345597","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486608,"usec":154492},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.827555,"noise_level":-24.582905,"freq_skew":-1.584964,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1302,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44679,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[173,59]},{"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":1784486608,"usec":913064},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861746,"noise_level":-24.061497,"freq_skew":-1.055138,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486608,"usec":913967},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.142817,"noise_level":-24.033812,"freq_skew":-1.229357,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29426,"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":[8,187,246,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486609,"usec":677589},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588462,"noise_level":-23.815458,"freq_skew":-0.653751,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1649,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[66,149]},{"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":1784486610,"usec":443894},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962986,"noise_level":-24.008423,"freq_skew":0.856457,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":44616,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[175,119,58,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486610,"usec":445372},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451834,"noise_level":-23.953478,"freq_skew":-2.134011,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1897,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[173,161]},{"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":1784486610,"usec":445563},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.665691,"noise_level":-23.939796,"freq_skew":-1.112117,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486611,"usec":956786},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.163071,"noise_level":-23.539152,"freq_skew":0.963888,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"A571JW","msg_num":"C49","msg_num_seq":"A","sublabel":"CF","msg_text":"MM1843210719ABQ\n18412006 2961484\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486611,"usec":963685},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375291,"noise_level":-23.382870,"freq_skew":0.832653,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486611,"usec":964329},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618198,"noise_level":-23.370056,"freq_skew":1.629106,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":939,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"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":[55,151,125,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486612,"usec":729655},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546367,"noise_level":-24.121288,"freq_skew":-1.259875,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486612,"usec":729655},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.546367,"noise_level":-24.121288,"freq_skew":-1.259875,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29426,"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":[8,187,246,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486612,"usec":730428},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679678,"noise_level":-24.093414,"freq_skew":-0.976305,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486613,"usec":494676},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055202,"noise_level":-23.997215,"freq_skew":-1.642783,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1303,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486613,"usec":497170},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.516924,"noise_level":-23.887814,"freq_skew":0.571583,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"A571JW","msg_num":"C51","msg_num_seq":"A","sublabel":"CF","msg_text":"MM1843210719ABQ\n18412006 2961484\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486614,"usec":245248},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.291017,"noise_level":-23.833622,"freq_skew":0.779942,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":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":6384,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486614,"usec":246319},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724838,"noise_level":-23.793201,"freq_skew":-1.149009,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486614,"usec":248656},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605464,"noise_level":-23.699610,"freq_skew":0.716052,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":44616,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[175,119,58,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486614,"usec":249525},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733982,"noise_level":-23.756523,"freq_skew":-0.140809,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":384,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486614,"usec":249665},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.692580,"noise_level":-23.756523,"freq_skew":0.848155,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486614,"usec":251444},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.255982,"noise_level":-23.676577,"freq_skew":-1.242861,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486615,"usec":22346},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690821,"noise_level":-23.706181,"freq_skew":-1.866482,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486615,"usec":773881},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.126630,"noise_level":-23.456932,"freq_skew":-2.231950,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":52,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486617,"usec":295563},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773914,"noise_level":-23.552208,"freq_skew":-1.213728,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486617,"usec":296687},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.745200,"noise_level":-23.500065,"freq_skew":-1.196833,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29426,"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":[8,187,246,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486617,"usec":298756},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655342,"noise_level":-23.743458,"freq_skew":-0.852898,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486618,"usec":56108},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646266,"noise_level":-23.558323,"freq_skew":-0.344569,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":384,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486618,"usec":66621},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547893,"noise_level":-24.000797,"freq_skew":1.013913,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486619,"usec":585672},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.554152,"noise_level":-24.203608,"freq_skew":0.630581,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486621,"usec":106114},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656004,"noise_level":-23.727608,"freq_skew":0.792894,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":1784486621,"usec":108605},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653810,"noise_level":-23.647926,"freq_skew":-1.040737,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":40.000000,"lon":-7.300000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486621,"usec":111400},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775796,"noise_level":-23.585348,"freq_skew":0.647367,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":297,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486621,"usec":111782},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.266019,"noise_level":-23.572233,"freq_skew":-1.093454,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBB","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"DI09PE","msg_num":"S55","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486621,"usec":111782},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.266019,"noise_level":-23.572233,"freq_skew":-1.093454,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24210561","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,77,66,85,0,81,17,113,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486621,"usec":112110},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.031589,"noise_level":-23.559135,"freq_skew":-2.627296,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784486621,"usec":865409},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477635,"noise_level":-23.480978,"freq_skew":0.738709,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486621,"usec":870123},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459053,"noise_level":-23.388178,"freq_skew":0.838679,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486621,"usec":870444},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458728,"noise_level":-23.375357,"freq_skew":0.990493,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":616,"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":1784486622,"usec":624473},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755508,"noise_level":-23.298826,"freq_skew":-0.130763,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":384,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486622,"usec":626187},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.255962,"noise_level":-24.332760,"freq_skew":-1.101368,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486622,"usec":633495},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749907,"noise_level":-24.134773,"freq_skew":0.856984,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1784486624,"usec":153313},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393006,"noise_level":-23.514313,"freq_skew":1.027237,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1545,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486624,"usec":915841},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404976,"noise_level":-23.169758,"freq_skew":1.025841,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784486625,"usec":684372},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810525,"noise_level":-23.297607,"freq_skew":-0.484706,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1650,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486627,"usec":199944},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805521,"noise_level":-22.846729,"freq_skew":1.791273,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"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":[250,30,244,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486629,"usec":493330},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752621,"noise_level":-23.680824,"freq_skew":-0.716033,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1650,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486630,"usec":246001},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757941,"noise_level":-23.601568,"freq_skew":0.278596,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LECO"},{"name":"ac_location","value":{"loc":{"lat":42.799999,"lon":-7.100000},"alt":22000}},{"name":"alternate_ground_stations","value":["298E25","26BA85"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486630,"usec":251681},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819023,"noise_level":-24.085798,"freq_skew":1.720327,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486631,"usec":10870},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401900,"noise_level":-24.805773,"freq_skew":-2.084733,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486631,"usec":13586},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806362,"noise_level":-25.391766,"freq_skew":0.122241,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"15072201","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,52,116,129,0,52,116,129,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486631,"usec":14481},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.331757,"noise_level":-25.343422,"freq_skew":0.667535,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486631,"usec":767014},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490627,"noise_level":-25.074455,"freq_skew":0.145775,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZR","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"UX7237","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486631,"usec":768468},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590727,"noise_level":-25.012362,"freq_skew":-1.967990,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":1784486632,"usec":535140},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751065,"noise_level":-25.836449,"freq_skew":0.044034,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486633,"usec":294949},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292632,"noise_level":-25.698586,"freq_skew":0.248084,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486634,"usec":59787},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635873,"noise_level":-25.100298,"freq_skew":2.207512,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44657,"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":[205,58,122,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486634,"usec":62198},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499839,"noise_level":-25.007048,"freq_skew":-1.673063,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486635,"usec":587532},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379112,"noise_level":-25.089624,"freq_skew":-2.076505,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":1784486635,"usec":587781},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549531,"noise_level":-26.070858,"freq_skew":1.598822,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486636,"usec":341139},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756457,"noise_level":-25.561878,"freq_skew":1.446462,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15103014","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,134,12,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486637,"usec":101373},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615710,"noise_level":-25.447290,"freq_skew":1.666494,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTO","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"UX1026","msg_num":"S80","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486640,"usec":163559},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617147,"noise_level":-24.199806,"freq_skew":1.598925,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15103014","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,134,12,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486640,"usec":163559},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.617147,"noise_level":-24.199806,"freq_skew":1.598925,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTO","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"UX1026","msg_num":"S80","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486642,"usec":451014},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657578,"noise_level":-23.849773,"freq_skew":-1.227735,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":395,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":5,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486643,"usec":961199},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876551,"noise_level":-23.236048,"freq_skew":1.587986,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486644,"usec":722272},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.431014,"noise_level":-23.316545,"freq_skew":-2.333795,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486644,"usec":724389},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.367443,"noise_level":-23.215336,"freq_skew":-0.298325,"avlc":{"src":{"addr":"02006F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486644,"usec":726868},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681491,"noise_level":-24.067310,"freq_skew":1.739678,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":226,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44643,"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":[109,42,229,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486645,"usec":495914},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679768,"noise_level":-23.607975,"freq_skew":-1.991042,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HZUN","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"AF1459","msg_num":"L00","msg_num_seq":"A","msg_text":"/LFPG.TI2/064LFPGA3806"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486647,"usec":3004},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067235,"noise_level":-24.118832,"freq_skew":1.625322,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"_d","blk_id":"8","ack":"C","flight":"DE01PW","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486647,"usec":5133},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.106900,"noise_level":-24.334364,"freq_skew":-2.307567,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486647,"usec":771147},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871213,"noise_level":-24.094494,"freq_skew":1.664451,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"B6","blk_id":"9","ack":"!","flight":"DE01PW","msg_num":"J51","msg_num_seq":"A","msg_text":"/LPAFAYA.DIS.D-ANCZ8089F3","arinc622":{"msg_type":"adsc_disconnect_request","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".D-ANCZ","adsc":{"tags":[{"reason":{"reason_code":8}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486647,"usec":773753},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.161690,"noise_level":-24.032921,"freq_skew":1.628126,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"_d","blk_id":"8","ack":"C","flight":"DE01PW","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486647,"usec":774465},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613227,"noise_level":-24.005327,"freq_skew":0.736810,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":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":20925,"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":[142,23,69,100]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"sec":7}},"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":1784486647,"usec":778571},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634011,"noise_level":-23.855110,"freq_skew":-0.380910,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486648,"usec":532495},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705224,"noise_level":-23.801125,"freq_skew":0.640603,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":354,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29443,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[221,26,129,33]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29443,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[180,83,107,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"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":1784486648,"usec":533194},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.117906,"noise_level":-23.774258,"freq_skew":-0.973428,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486648,"usec":535035},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655885,"noise_level":-24.884563,"freq_skew":1.650811,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":226,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44643,"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":[109,42,229,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486648,"usec":535608},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815234,"noise_level":-25.075153,"freq_skew":0.870366,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":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":20928,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[177,68,81,129]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486649,"usec":295611},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521780,"noise_level":-24.679226,"freq_skew":-1.839354,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486649,"usec":297060},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522528,"noise_level":-25.091009,"freq_skew":-1.715901,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":70,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[60,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486649,"usec":298655},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660515,"noise_level":-25.280575,"freq_skew":2.270516,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":263,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[9,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486649,"usec":299485},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069497,"noise_level":-25.899343,"freq_skew":0.779574,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486650,"usec":60775},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.254438,"noise_level":-25.807816,"freq_skew":0.744387,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486650,"usec":60972},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524623,"noise_level":-25.790880,"freq_skew":-2.191383,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HZUN","mode":"2","label":"_d","blk_id":"2","ack":"O","flight":"AF1459","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486650,"usec":819163},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687855,"noise_level":-26.115284,"freq_skew":-1.827772,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":71,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44665,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[26,0]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"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":1784486651,"usec":584527},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.735875,"noise_level":-25.653587,"freq_skew":1.772967,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486651,"usec":590010},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.833719,"noise_level":-25.407312,"freq_skew":-2.295124,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486651,"usec":592094},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801926,"noise_level":-25.374996,"freq_skew":-2.000142,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HZUN","mode":"2","label":"_d","blk_id":"3","ack":"P","flight":"AF1459","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486652,"usec":343753},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770665,"noise_level":-26.279579,"freq_skew":0.668882,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2020,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[248,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486652,"usec":346090},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518578,"noise_level":-26.226051,"freq_skew":1.551099,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":567,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44597,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[42,58,126,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486653,"usec":109544},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.157650,"noise_level":-26.714546,"freq_skew":0.823499,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784486653,"usec":114587},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794654,"noise_level":-26.583817,"freq_skew":0.920035,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29443,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[48,235,221,157]}]}],"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":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"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":1784486653,"usec":114587},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.794654,"noise_level":-26.583817,"freq_skew":0.920035,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":356,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44712,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[18,57,64,98]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"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":1784486653,"usec":860764},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.148418,"noise_level":-26.789751,"freq_skew":0.992332,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486653,"usec":861329},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811871,"noise_level":-27.110847,"freq_skew":1.678851,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486653,"usec":862934},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587698,"noise_level":-27.783091,"freq_skew":2.270974,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":264,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[203,86]},{"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":1784486653,"usec":863289},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820853,"noise_level":-27.761837,"freq_skew":-1.986184,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":72,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44665,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[186,214]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"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":1784486653,"usec":864197},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673093,"noise_level":-27.698383,"freq_skew":1.715356,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486653,"usec":864394},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783865,"noise_level":-28.575544,"freq_skew":0.681579,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20936,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[7,17,131,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486653,"usec":864394},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.783865,"noise_level":-28.575544,"freq_skew":0.681579,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2023,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[168,232,250,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486653,"usec":864394},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.783865,"noise_level":-28.575544,"freq_skew":0.681579,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":true,"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":20937,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":29443,"dst_ref":60,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[96,143,149,64]}],"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":1784486653,"usec":864869},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705472,"noise_level":-28.552263,"freq_skew":1.662999,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"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":29493,"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":[178,221,96,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486653,"usec":866691},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424834,"noise_level":-28.529043,"freq_skew":1.854898,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44615,"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":[41,143,164,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486653,"usec":868387},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676921,"noise_level":-28.710726,"freq_skew":0.705323,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784486653,"usec":868387},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.676921,"noise_level":-28.710726,"freq_skew":0.705323,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486653,"usec":868387},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.676921,"noise_level":-28.710726,"freq_skew":0.705323,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":357,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":60,"dst_ref":29443,"variable_part_params":[{"name":"atn_checksum","value":[82,231,100,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486654,"usec":626337},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473398,"noise_level":-28.639980,"freq_skew":-1.884041,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":71,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44665,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[26,0]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"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":1784486654,"usec":627609},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941489,"noise_level":-28.523338,"freq_skew":0.812215,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486654,"usec":629487},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572489,"noise_level":-28.431137,"freq_skew":1.537969,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"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":44615,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[251,97,120,65]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44615,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[54,40,198,222]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"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":1784486654,"usec":633647},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690300,"noise_level":-28.897257,"freq_skew":0.783307,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2027,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[46,170,236,223]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"sec":13}},"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":1784486655,"usec":395086},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618500,"noise_level":-28.588318,"freq_skew":0.544049,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44712,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[0,179,69,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486655,"usec":396027},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551846,"noise_level":-28.518559,"freq_skew":-1.842181,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486655,"usec":399112},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655489,"noise_level":-28.683863,"freq_skew":1.738214,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486655,"usec":403382},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859239,"noise_level":-28.613335,"freq_skew":-2.058525,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":73,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[49,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486656,"usec":155136},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718786,"noise_level":-28.428011,"freq_skew":1.012511,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486656,"usec":161553},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788941,"noise_level":-28.135044,"freq_skew":-2.154922,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HZUN","mode":"2","label":"_d","blk_id":"3","ack":"P","flight":"AF1459","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486657,"usec":682531},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805951,"noise_level":-27.613356,"freq_skew":-2.077744,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HZUN","mode":"2","label":"_d","blk_id":"4","ack":"Q","flight":"AF1459","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486658,"usec":439923},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954860,"noise_level":-27.636681,"freq_skew":2.671084,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486658,"usec":440300},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665699,"noise_level":-27.864471,"freq_skew":1.798571,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":843,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44615,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[184,173,9,147]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"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":1784486658,"usec":440599},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802177,"noise_level":-28.299398,"freq_skew":1.970125,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486658,"usec":441958},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.447886,"noise_level":-28.187208,"freq_skew":-0.969821,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486659,"usec":196122},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292014,"noise_level":-27.752401,"freq_skew":0.939195,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486659,"usec":198875},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827832,"noise_level":-27.542896,"freq_skew":1.882323,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486659,"usec":201346},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.244285,"noise_level":-27.419577,"freq_skew":-1.031728,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44499,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[114,223,163,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486659,"usec":972482},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854265,"noise_level":-26.808908,"freq_skew":-1.064397,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486659,"usec":972986},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965908,"noise_level":-26.789906,"freq_skew":-2.272671,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486660,"usec":724013},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905932,"noise_level":-27.485495,"freq_skew":1.543436,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":227,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486661,"usec":489218},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.133129,"noise_level":-26.908733,"freq_skew":0.711683,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":20944,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[249,164,44,146]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486661,"usec":490409},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.098114,"noise_level":-26.870335,"freq_skew":-0.960133,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":776,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486661,"usec":492609},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.113781,"noise_level":-26.756144,"freq_skew":1.513033,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486662,"usec":243008},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844960,"noise_level":-27.021603,"freq_skew":0.862393,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","type":"Aircraft"},"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":254,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486662,"usec":244023},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521144,"noise_level":-27.021780,"freq_skew":1.109170,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":617,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29494,"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":[183,111,100,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486662,"usec":250310},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869237,"noise_level":-26.771980,"freq_skew":0.166065,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486662,"usec":251434},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739017,"noise_level":-26.777718,"freq_skew":0.721593,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486662,"usec":256097},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.626956,"noise_level":-26.758783,"freq_skew":-0.999861,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":40.100002,"lon":-7.200000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486663,"usec":12064},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.421453,"noise_level":-26.739891,"freq_skew":-0.290400,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44573,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[203,180,174,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486663,"usec":14053},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792597,"noise_level":-27.871792,"freq_skew":0.793199,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1784486663,"usec":22364},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753474,"noise_level":-27.596712,"freq_skew":1.034492,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":6790,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486663,"usec":23352},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811858,"noise_level":-27.534451,"freq_skew":-1.306995,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486663,"usec":23780},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955902,"noise_level":-27.513794,"freq_skew":1.537603,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486663,"usec":767985},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690207,"noise_level":-27.309902,"freq_skew":-2.150816,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":39,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486663,"usec":770286},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389887,"noise_level":-27.735123,"freq_skew":1.681643,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486664,"usec":536218},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.107129,"noise_level":-27.102663,"freq_skew":0.935156,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486664,"usec":537290},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526814,"noise_level":-27.063398,"freq_skew":1.646899,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44615,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[111,1,115,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486665,"usec":294818},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834585,"noise_level":-27.998940,"freq_skew":-2.220093,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1898,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486666,"usec":63056},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.963646,"noise_level":-27.227093,"freq_skew":-0.290933,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44573,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[203,180,174,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486666,"usec":815039},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.326941,"noise_level":-27.482258,"freq_skew":-0.577632,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486666,"usec":825011},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.222332,"noise_level":-27.971897,"freq_skew":-0.250152,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486668,"usec":341711},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379235,"noise_level":-27.957518,"freq_skew":1.750307,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44615,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[111,1,115,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486670,"usec":628288},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786392,"noise_level":-26.392195,"freq_skew":0.952823,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486670,"usec":629399},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782447,"noise_level":-26.540453,"freq_skew":-1.342301,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":40.100002,"lon":-7.200000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486670,"usec":635380},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297431,"noise_level":-26.430492,"freq_skew":0.698395,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486670,"usec":635584},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.350990,"noise_level":-26.430492,"freq_skew":-2.270281,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486670,"usec":641893},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882340,"noise_level":-26.432905,"freq_skew":-1.141449,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBB","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"DI09PE","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486670,"usec":641893},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.882340,"noise_level":-26.432905,"freq_skew":-1.141449,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24210561","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,77,66,85,0,81,17,113,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486672,"usec":151354},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681351,"noise_level":-26.251171,"freq_skew":-0.983666,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486672,"usec":154919},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675889,"noise_level":-26.092081,"freq_skew":1.503759,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486672,"usec":912483},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528823,"noise_level":-26.184078,"freq_skew":0.859721,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784486673,"usec":679154},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482296,"noise_level":-25.685312,"freq_skew":-1.484996,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486674,"usec":432996},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.570049,"noise_level":-25.293158,"freq_skew":2.621721,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1829,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44594,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[141,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486675,"usec":196727},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871252,"noise_level":-25.025719,"freq_skew":2.711262,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1830,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44594,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[97,153]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"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":1784486675,"usec":202426},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.033661,"noise_level":-24.706329,"freq_skew":-0.169964,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"UX1174","msg_num":"F35","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41145W003558,KOVIN,184433,254,MD425,185605,FAFEQ,M28,240038,84F3D9"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486675,"usec":965109},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500901,"noise_level":-24.791042,"freq_skew":0.693670,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44614,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[49,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486676,"usec":718378},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.232574,"noise_level":-25.326307,"freq_skew":0.658237,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":39.000000,"lon":-5.100000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486676,"usec":718899},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593291,"noise_level":-25.294292,"freq_skew":0.716535,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486676,"usec":719238},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.231140,"noise_level":-25.278328,"freq_skew":2.600702,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486676,"usec":719917},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673527,"noise_level":-25.230610,"freq_skew":0.879625,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486676,"usec":721236},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.062561,"noise_level":-25.183155,"freq_skew":0.974854,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSG","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"TO89CZ","msg_num":"S27","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486676,"usec":721665},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.413161,"noise_level":-25.167393,"freq_skew":0.993637,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"16357106","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,86,70,0,57,222,70,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486677,"usec":485752},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662024,"noise_level":-24.949692,"freq_skew":0.964177,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":"16357106","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486677,"usec":486342},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641274,"noise_level":-24.919031,"freq_skew":0.957053,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSG","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486677,"usec":487514},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620636,"noise_level":-24.858034,"freq_skew":0.849006,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2076,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[253,252,14,38]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"sec":36}},"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":1784486678,"usec":250815},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966744,"noise_level":-25.166229,"freq_skew":-1.229147,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":777,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29426,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[123,126,45,103]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29426,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[140,128,18,96]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"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":1784486678,"usec":255546},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619069,"noise_level":-24.948555,"freq_skew":0.630034,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486679,"usec":5133},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975350,"noise_level":-25.142654,"freq_skew":0.582555,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44712,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[85,128,119,66]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486679,"usec":7040},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.788413,"noise_level":-25.048952,"freq_skew":-0.947201,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486679,"usec":7618},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.118510,"noise_level":-25.017941,"freq_skew":-0.056821,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"UX1174","msg_num":"F35","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41145W003558,KOVIN,184433,254,MD425,185605,FAFEQ,M28,240038,84F3D9"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486679,"usec":8193},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.792472,"noise_level":-25.467035,"freq_skew":-1.298767,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486679,"usec":8193},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.792472,"noise_level":-25.467035,"freq_skew":-1.298767,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":778,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":71,"dst_ref":44737,"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":[101,127,91,248]}]}],"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":1784486679,"usec":773138},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936698,"noise_level":-25.709732,"freq_skew":0.881243,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2084,"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":[253,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486680,"usec":532682},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.167196,"noise_level":-25.300491,"freq_skew":-1.157749,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486680,"usec":539589},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405873,"noise_level":-24.971029,"freq_skew":0.615192,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44614,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[243,54]},{"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":1784486681,"usec":298201},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117374,"noise_level":-24.550333,"freq_skew":0.843075,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486682,"usec":57432},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641463,"noise_level":-24.697823,"freq_skew":0.888593,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44712,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[85,128,119,66]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486682,"usec":822004},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490971,"noise_level":-24.418907,"freq_skew":-0.256494,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486682,"usec":824989},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907161,"noise_level":-25.377289,"freq_skew":0.760881,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486682,"usec":828018},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396077,"noise_level":-25.217449,"freq_skew":-3.154907,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":208,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486683,"usec":587349},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771920,"noise_level":-25.314627,"freq_skew":0.786119,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486684,"usec":348129},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710372,"noise_level":-24.969234,"freq_skew":-3.399264,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486687,"usec":391633},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756829,"noise_level":-23.832664,"freq_skew":0.882669,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486687,"usec":395994},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568902,"noise_level":-23.672628,"freq_skew":0.650403,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486688,"usec":160437},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559103,"noise_level":-23.682819,"freq_skew":2.421312,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1831,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44594,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[130,247]}]}],"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":7,"day":19},"time":{"hour":18,"min":44,"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":1784486688,"usec":163775},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310738,"noise_level":-23.656313,"freq_skew":0.919278,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486688,"usec":910732},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626413,"noise_level":-24.263390,"freq_skew":2.842095,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"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":1832,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52373,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[216,183]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"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":1784486689,"usec":679867},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.233316,"noise_level":-23.915684,"freq_skew":2.688521,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":1833,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":31,"dst_ref":44594,"variable_part_params":[{"name":"checksum","value":[232,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486690,"usec":440278},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643958,"noise_level":-23.937819,"freq_skew":2.624042,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486690,"usec":443019},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393940,"noise_level":-24.016809,"freq_skew":-0.238075,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UX1174","msg_num":"124","msg_num_seq":"A","sublabel":"T1","msg_text":"PLF 1 19JUL26 1844 EC-OSS AEA26LC EBBR/LEMD BCG59-U000-08E7 BCG38-0MFC-0017 L 1654 19JUL26\n\rEOR"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486690,"usec":446405},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.927457,"noise_level":-23.879963,"freq_skew":2.408705,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1834,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52373,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[3,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486691,"usec":201525},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883463,"noise_level":-23.952259,"freq_skew":0.551809,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1871,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[222,189,178,172]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486691,"usec":962704},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.047116,"noise_level":-23.727173,"freq_skew":-0.318187,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486691,"usec":966509},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764568,"noise_level":-24.054510,"freq_skew":2.727315,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1835,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52373,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[254,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486692,"usec":726208},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588984,"noise_level":-23.795212,"freq_skew":2.666515,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1836,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52373,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[68,107]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":44,"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":1784486693,"usec":488577},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809095,"noise_level":-23.949528,"freq_skew":-1.184755,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":40.100002,"lon":-7.200000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486693,"usec":490195},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678705,"noise_level":-23.885967,"freq_skew":0.909401,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486693,"usec":494090},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705058,"noise_level":-23.791374,"freq_skew":-1.158765,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBB","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"DI09PE","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486693,"usec":494090},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.705058,"noise_level":-23.791374,"freq_skew":-1.158765,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24210561","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,77,66,85,0,81,17,113,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486693,"usec":496391},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608635,"noise_level":-23.777946,"freq_skew":-0.262784,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486694,"usec":245276},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937023,"noise_level":-24.708254,"freq_skew":2.661132,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486694,"usec":246312},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754501,"noise_level":-24.663563,"freq_skew":0.838926,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":"24210561","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486694,"usec":246676},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594962,"noise_level":-24.648716,"freq_skew":2.264153,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784486694,"usec":247970},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.701337,"noise_level":-24.619099,"freq_skew":0.998653,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBB","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486695,"usec":11606},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.178033,"noise_level":-24.356991,"freq_skew":-1.029957,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486701,"usec":870307},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097089,"noise_level":-23.109512,"freq_skew":-0.918882,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486701,"usec":871651},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812804,"noise_level":-23.059956,"freq_skew":0.701608,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2126,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[148,253,198,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486702,"usec":627454},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713253,"noise_level":-22.937281,"freq_skew":1.297468,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44597,"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":[97,83,36,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486703,"usec":391583},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363859,"noise_level":-23.649904,"freq_skew":-3.199427,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486703,"usec":393431},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746965,"noise_level":-24.383699,"freq_skew":0.687436,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784486704,"usec":150329},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770396,"noise_level":-24.100599,"freq_skew":-1.440290,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":496,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33639,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[246,21,36,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486704,"usec":150575},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785793,"noise_level":-24.100599,"freq_skew":0.994756,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":3587,"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":[109,204,17,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486704,"usec":150861},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558046,"noise_level":-24.669750,"freq_skew":-3.183686,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":209,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44693,"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":[206,74,96,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486704,"usec":151601},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782032,"noise_level":-25.324165,"freq_skew":-1.401665,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":33639,"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":[226,71,9,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486704,"usec":912749},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747470,"noise_level":-24.963007,"freq_skew":0.857960,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","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":1784486704,"usec":918822},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656910,"noise_level":-25.028362,"freq_skew":0.713826,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPG"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486705,"usec":681432},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.130628,"noise_level":-24.874762,"freq_skew":0.867546,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1546,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[83,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486706,"usec":435716},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425016,"noise_level":-25.579197,"freq_skew":0.962117,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784486706,"usec":439049},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.833372,"noise_level":-25.431852,"freq_skew":0.878002,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"16336661","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,70,82,0,57,189,177,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486707,"usec":200349},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629288,"noise_level":-25.160175,"freq_skew":0.681789,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNR","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"AF1197","msg_num":"S77","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486707,"usec":205129},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865683,"noise_level":-25.631718,"freq_skew":-1.479644,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":33639,"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":[226,71,9,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486707,"usec":205824},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482165,"noise_level":-25.615124,"freq_skew":-0.468636,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44513,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[142,241,137,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486707,"usec":207238},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.249606,"noise_level":-26.763008,"freq_skew":0.950751,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486707,"usec":963884},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.104012,"noise_level":-26.958061,"freq_skew":2.017293,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDM"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-4.200000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486707,"usec":964692},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.210127,"noise_level":-26.938728,"freq_skew":0.960408,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486707,"usec":965160},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825997,"noise_level":-26.938728,"freq_skew":-1.247215,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":44499,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[104,118,111,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486708,"usec":726802},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.982217,"noise_level":-27.087303,"freq_skew":-1.438382,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486709,"usec":481225},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889414,"noise_level":-26.480455,"freq_skew":0.878450,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2141,"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":1784486709,"usec":482478},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.715178,"noise_level":-26.407497,"freq_skew":-2.854132,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"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":44442,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[231,223,120,54]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486710,"usec":247421},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.056345,"noise_level":-26.839466,"freq_skew":0.769817,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1547,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[46,49]},{"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":1784486711,"usec":7774},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545823,"noise_level":-26.392992,"freq_skew":0.964867,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784486711,"usec":769380},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502679,"noise_level":-25.831291,"freq_skew":0.869099,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3950CE","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486711,"usec":772483},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952178,"noise_level":-25.713118,"freq_skew":0.773832,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486712,"usec":535557},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024637,"noise_level":-25.503857,"freq_skew":-1.534130,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486713,"usec":306892},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751734,"noise_level":-25.368877,"freq_skew":2.231853,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486714,"usec":55782},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.053531,"noise_level":-25.177603,"freq_skew":1.677150,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486715,"usec":580260},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931650,"noise_level":-24.452036,"freq_skew":-2.000716,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486715,"usec":585058},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572873,"noise_level":-24.996519,"freq_skew":2.230140,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDM"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-4.200000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486716,"usec":340372},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539027,"noise_level":-24.873869,"freq_skew":-0.291917,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486716,"usec":340372},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.539027,"noise_level":-24.873869,"freq_skew":-0.291917,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44573,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[3,105,137,213]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486716,"usec":343625},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664122,"noise_level":-25.835857,"freq_skew":2.071814,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"H603WU","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486716,"usec":343625},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.664122,"noise_level":-25.835857,"freq_skew":2.071814,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21220423","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,85,67,0,69,33,19,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486717,"usec":106684},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917878,"noise_level":-26.062328,"freq_skew":2.153310,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"QX","blk_id":"6","ack":"A","flight":"H603WU","msg_num":"S67","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486717,"usec":869745},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831861,"noise_level":-25.942265,"freq_skew":1.873170,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"_d","blk_id":"7","ack":"!","flight":"H603WU","msg_num":"S68","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486718,"usec":635058},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689968,"noise_level":-25.327545,"freq_skew":-0.561285,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":3,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486719,"usec":392945},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.002838,"noise_level":-24.997074,"freq_skew":1.919445,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486719,"usec":397751},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808968,"noise_level":-25.735451,"freq_skew":-0.559949,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486720,"usec":150273},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961025,"noise_level":-26.395660,"freq_skew":0.720895,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":48.500000,"flags":192,"pdu_id":2161,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[46,75,75,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486720,"usec":151108},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827075,"noise_level":-26.341415,"freq_skew":1.701597,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486720,"usec":152867},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.376160,"noise_level":-26.269609,"freq_skew":0.755496,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":715,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"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":[145,234,168,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486720,"usec":920804},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552829,"noise_level":-25.850813,"freq_skew":0.678574,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486720,"usec":922558},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.223803,"noise_level":-25.766050,"freq_skew":0.781485,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":1784486721,"usec":676502},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581076,"noise_level":-25.606348,"freq_skew":1.120885,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486723,"usec":206545},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.872323,"noise_level":-24.650574,"freq_skew":2.135960,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":513,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[16,62,71,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486724,"usec":725351},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703117,"noise_level":-24.244762,"freq_skew":-1.984223,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486726,"usec":255336},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538848,"noise_level":-23.506840,"freq_skew":2.058003,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":513,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[16,62,71,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486730,"usec":62461},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855407,"noise_level":-22.582863,"freq_skew":2.152875,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486730,"usec":820574},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655060,"noise_level":-23.449881,"freq_skew":0.988150,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":658,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44616,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[145,109,110,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486731,"usec":578421},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685428,"noise_level":-23.132704,"freq_skew":0.937756,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":21022,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":70,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[241,86,169,146]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":45,"sec":30}},"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","lat_lon":{"lat":{"deg":42,"min":39,"sec":57,"dir":"north"},"lon":{"deg":4,"min":59,"sec":20,"dir":"west"}}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486731,"usec":584397},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578296,"noise_level":-22.887043,"freq_skew":-1.193608,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":779,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29426,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[208,75,95,18]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29426,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[154,22,151,54]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":45,"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":1784486732,"usec":339704},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817755,"noise_level":-22.754837,"freq_skew":0.900296,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":21023,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":70,"credit":15,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[233,100,65,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486732,"usec":339846},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.102825,"noise_level":-22.754837,"freq_skew":1.623523,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":940,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[85,41,215,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486733,"usec":106910},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.571376,"noise_level":-22.847851,"freq_skew":-1.026101,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486736,"usec":909382},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.130232,"noise_level":-22.837902,"freq_skew":0.888371,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":1784486737,"usec":682149},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801932,"noise_level":-22.919598,"freq_skew":0.824912,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":7,"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":7384,"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":1784486737,"usec":685775},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.284739,"noise_level":-23.394135,"freq_skew":0.765341,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486738,"usec":441674},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731882,"noise_level":-23.447742,"freq_skew":-0.973748,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":780,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29426,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[61,241,179,61]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":45,"sec":37}},"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":1784486738,"usec":449765},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663090,"noise_level":-23.472191,"freq_skew":0.935791,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":21036,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":70,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[63,49,115,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486738,"usec":450310},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657413,"noise_level":-23.459244,"freq_skew":0.896766,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":21037,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":70,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[65,206,23,195]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":45,"sec":38}},"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":1784486739,"usec":193594},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889983,"noise_level":-23.407654,"freq_skew":0.645926,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486739,"usec":199392},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.101312,"noise_level":-23.179226,"freq_skew":-1.126065,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486740,"usec":723236},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.312129,"noise_level":-23.103607,"freq_skew":0.698385,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486741,"usec":480827},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729366,"noise_level":-22.858757,"freq_skew":0.874393,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":7,"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":7384,"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":1784486741,"usec":484084},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.960494,"noise_level":-22.875395,"freq_skew":-2.652372,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486741,"usec":485170},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586187,"noise_level":-22.863308,"freq_skew":-1.551126,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":43.400002,"lon":-2.100000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486741,"usec":490157},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.136960,"noise_level":-24.215364,"freq_skew":0.562500,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486742,"usec":247785},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584669,"noise_level":-24.117138,"freq_skew":0.970237,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":21037,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":70,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[65,206,23,195]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":45,"sec":38}},"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":1784486742,"usec":250857},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.059025,"noise_level":-24.355747,"freq_skew":-0.943176,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486743,"usec":8440},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500161,"noise_level":-24.132019,"freq_skew":2.172209,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDM"},{"name":"ac_location","value":{"loc":{"lat":39.299999,"lon":-4.100000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486743,"usec":13082},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064378,"noise_level":-24.007126,"freq_skew":1.045202,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784486743,"usec":15798},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792167,"noise_level":-23.938507,"freq_skew":1.934661,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"H603WU","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486743,"usec":15798},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.792167,"noise_level":-23.938507,"freq_skew":1.934661,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21220423","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,85,67,0,69,33,19,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486743,"usec":17780},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679564,"noise_level":-23.856876,"freq_skew":-0.926722,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":781,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29426,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[38,24,145,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486743,"usec":776905},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776080,"noise_level":-23.511745,"freq_skew":2.054660,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":1784486743,"usec":777306},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064140,"noise_level":-23.498743,"freq_skew":0.865991,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784486744,"usec":529377},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678080,"noise_level":-23.395405,"freq_skew":2.160534,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"QX","blk_id":"8","ack":"A","flight":"H603WU","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486744,"usec":530032},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780874,"noise_level":-23.369761,"freq_skew":0.451172,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1872,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"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":[42,44,253,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486744,"usec":535182},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782240,"noise_level":-23.217468,"freq_skew":2.036025,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"_d","blk_id":"9","ack":"!","flight":"H603WU","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486745,"usec":301295},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660707,"noise_level":-22.872171,"freq_skew":1.572063,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"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":29493,"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":[178,221,96,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486746,"usec":823050},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933448,"noise_level":-22.412584,"freq_skew":1.436138,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[215,230,24,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486747,"usec":580263},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859076,"noise_level":-22.186220,"freq_skew":2.203255,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486747,"usec":582815},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194346,"noise_level":-22.119444,"freq_skew":1.436371,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486749,"usec":869056},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953846,"noise_level":-21.766281,"freq_skew":-1.434455,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":43.400002,"lon":-2.100000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486749,"usec":872769},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710341,"noise_level":-22.509361,"freq_skew":-1.381856,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GUGO","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"AF67RZ","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486749,"usec":872769},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.710341,"noise_level":-22.509361,"freq_skew":-1.381856,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"16250316","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,70,82,0,57,80,206,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486750,"usec":644180},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583833,"noise_level":-22.252697,"freq_skew":-0.692635,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486751,"usec":382247},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058692,"noise_level":-22.390827,"freq_skew":-1.403924,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486753,"usec":679175},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799291,"noise_level":-22.326889,"freq_skew":0.769983,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":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":21050,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[249,164,44,146]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486753,"usec":681401},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752199,"noise_level":-23.045097,"freq_skew":2.755794,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486753,"usec":686346},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432692,"noise_level":-22.972912,"freq_skew":0.900667,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":618,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29494,"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":[183,111,100,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486753,"usec":686619},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.864411,"noise_level":-22.972912,"freq_skew":-1.687537,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486754,"usec":436312},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619885,"noise_level":-23.191727,"freq_skew":-0.566328,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44513,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[202,236,35,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486754,"usec":436846},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855019,"noise_level":-24.028118,"freq_skew":2.280208,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44657,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[165,188,70,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486754,"usec":448775},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691905,"noise_level":-23.996332,"freq_skew":0.900036,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1784486756,"usec":718534},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907876,"noise_level":-23.182516,"freq_skew":-2.321220,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486758,"usec":246365},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.054601,"noise_level":-22.657806,"freq_skew":-1.491442,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":552,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486761,"usec":303683},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.361355,"noise_level":-22.485180,"freq_skew":1.675972,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":6,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486762,"usec":53429},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.252320,"noise_level":-22.883158,"freq_skew":0.687559,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","type":"Aircraft"},"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":1784486762,"usec":63762},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428531,"noise_level":-23.325136,"freq_skew":0.855039,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":659,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486762,"usec":821725},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418828,"noise_level":-23.845959,"freq_skew":1.354837,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486762,"usec":823553},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709189,"noise_level":-24.761623,"freq_skew":2.494305,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1837,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486763,"usec":581329},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736429,"noise_level":-24.422680,"freq_skew":-3.066894,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486763,"usec":587039},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575575,"noise_level":-24.350712,"freq_skew":0.769913,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486764,"usec":353115},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754424,"noise_level":-23.999813,"freq_skew":1.623913,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44643,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[19,217,210,53]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486765,"usec":99661},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642009,"noise_level":-24.745161,"freq_skew":-0.315287,"avlc":{"src":{"addr":"02006F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486765,"usec":103057},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427801,"noise_level":-24.567005,"freq_skew":0.695896,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486765,"usec":876172},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575288,"noise_level":-25.321922,"freq_skew":2.118550,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDM"},{"name":"ac_location","value":{"loc":{"lat":39.299999,"lon":-4.100000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486766,"usec":627150},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530399,"noise_level":-25.163088,"freq_skew":2.150928,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"H603WU","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486766,"usec":630108},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493892,"noise_level":-25.022581,"freq_skew":1.892244,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21220423","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,85,67,0,69,33,19,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486767,"usec":388301},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424233,"noise_level":-25.042353,"freq_skew":1.966078,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"QX","blk_id":"0","ack":"A","flight":"H603WU","msg_num":"S71","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486767,"usec":397777},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690282,"noise_level":-24.782412,"freq_skew":2.149668,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"_d","blk_id":"1","ack":"!","flight":"H603WU","msg_num":"S72","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486768,"usec":149225},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812507,"noise_level":-25.168747,"freq_skew":2.049408,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":514,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"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":[206,187,213,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486768,"usec":155257},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064402,"noise_level":-25.103941,"freq_skew":-1.017253,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486768,"usec":914070},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653010,"noise_level":-25.396641,"freq_skew":0.721987,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486769,"usec":682550},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613510,"noise_level":-25.462534,"freq_skew":0.827343,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486771,"usec":213230},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.272844,"noise_level":-25.403736,"freq_skew":-2.245745,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486772,"usec":733265},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.372053,"noise_level":-25.245335,"freq_skew":-1.789464,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1304,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44679,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[234,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486775,"usec":8500},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623138,"noise_level":-24.383848,"freq_skew":-0.830755,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1651,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[139,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486775,"usec":770125},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931745,"noise_level":-24.343796,"freq_skew":-0.432450,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486775,"usec":770573},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701825,"noise_level":-24.329487,"freq_skew":-2.338618,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1899,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[234,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486775,"usec":771463},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738133,"noise_level":-24.286694,"freq_skew":0.343372,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1873,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":13,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486776,"usec":536818},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668098,"noise_level":-24.009037,"freq_skew":-0.736727,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1652,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[66,149]},{"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":1784486776,"usec":543372},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.944620,"noise_level":-23.913105,"freq_skew":0.445448,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486778,"usec":54922},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820015,"noise_level":-23.446533,"freq_skew":-1.630051,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"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":44679,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[173,59]},{"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":1784486778,"usec":59809},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.537264,"noise_level":-23.217091,"freq_skew":-0.941534,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486779,"usec":586646},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868211,"noise_level":-22.539730,"freq_skew":0.749682,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486780,"usec":340707},"freq":136975000,"burst_len_octets":246,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835548,"noise_level":-23.724743,"freq_skew":-3.354034,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LPR","mode":"2","label":"80","blk_id":"0","ack":"!","flight":"UX9172","msg_num":"M34","msg_num_seq":"A","msg_text":"3A01 OPSCTL 9172/19 LEMD/GCLP .EC-LPR\r\nHOLA / NO CONFORME DL39B\r\nEL TRACTOR DE PUSH NO\r\nSE AVERIO EN EL PKNG.\r\nNO HABIA TRACTOR HASTA\r\nLAS 1811. DLA39A 0016\r\nDEBEN PONER LOS DL\r\nCORRECTOS. HARE INFORME"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486780,"usec":344047},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999128,"noise_level":-23.684824,"freq_skew":0.784990,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486781,"usec":104038},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.252606,"noise_level":-23.579258,"freq_skew":-2.355061,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1900,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[173,161]},{"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":1784486781,"usec":104384},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716968,"noise_level":-23.566154,"freq_skew":0.661687,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784486781,"usec":110647},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368917,"noise_level":-23.384724,"freq_skew":0.733919,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPG"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486781,"usec":864040},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366724,"noise_level":-24.026863,"freq_skew":0.829403,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":20.000000,"flags":246,"pdu_id":660,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44616,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[175,119,58,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486781,"usec":869218},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527328,"noise_level":-24.216240,"freq_skew":0.761776,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"16336661","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,70,82,0,57,189,177,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486782,"usec":626125},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658966,"noise_level":-24.007076,"freq_skew":0.686477,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNR","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"AF1197","msg_num":"S78","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486783,"usec":401478},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.231025,"noise_level":-23.850069,"freq_skew":-1.705889,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486784,"usec":147208},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586797,"noise_level":-23.778393,"freq_skew":0.768334,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486784,"usec":148209},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940267,"noise_level":-24.475296,"freq_skew":0.975858,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":7776,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486784,"usec":914339},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410452,"noise_level":-24.231556,"freq_skew":-3.187840,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486784,"usec":915528},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596138,"noise_level":-24.892397,"freq_skew":1.774825,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44615,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[111,1,115,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486784,"usec":922835},"freq":136975000,"burst_len_octets":28,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.993084,"noise_level":-25.721302,"freq_skew":-2.530654,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784486785,"usec":679368},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878167,"noise_level":-25.522196,"freq_skew":1.844968,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486785,"usec":681385},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717545,"noise_level":-25.440563,"freq_skew":1.963418,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486785,"usec":684926},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.977482,"noise_level":-25.391953,"freq_skew":-2.687649,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784486786,"usec":433133},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.133280,"noise_level":-25.263632,"freq_skew":-2.428093,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784486787,"usec":962043},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.253001,"noise_level":-24.342941,"freq_skew":0.943038,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486791,"usec":18230},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735680,"noise_level":-22.876408,"freq_skew":1.005000,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486792,"usec":531605},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.902350,"noise_level":-22.509300,"freq_skew":-2.837684,"avlc":{"src":{"addr":"511170","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486792,"usec":538406},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769856,"noise_level":-22.337090,"freq_skew":0.691596,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":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":7818,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486794,"usec":52262},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794282,"noise_level":-22.331810,"freq_skew":-1.442171,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486794,"usec":53803},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.034268,"noise_level":-22.921343,"freq_skew":0.799720,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486797,"usec":103909},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026345,"noise_level":-22.445396,"freq_skew":0.879363,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486797,"usec":867332},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546550,"noise_level":-22.944912,"freq_skew":0.728624,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486797,"usec":868404},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800302,"noise_level":-23.275108,"freq_skew":0.749365,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"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":1784486798,"usec":638344},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439216,"noise_level":-22.915400,"freq_skew":0.550139,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44712,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[85,128,119,66]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486798,"usec":639222},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764345,"noise_level":-23.334976,"freq_skew":-1.021260,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486799,"usec":396187},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515748,"noise_level":-23.597225,"freq_skew":0.748119,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486800,"usec":150680},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811226,"noise_level":-23.466785,"freq_skew":-1.256322,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":782,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[92,28,191,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486800,"usec":915729},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611247,"noise_level":-23.962976,"freq_skew":0.734503,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784486802,"usec":435226},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641133,"noise_level":-23.913464,"freq_skew":0.610210,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1874,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[52,138,228,87]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44634,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[12,150,110,35]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":46,"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":1784486803,"usec":202355},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841591,"noise_level":-24.906008,"freq_skew":0.365481,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486803,"usec":205490},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.253179,"noise_level":-24.754539,"freq_skew":1.651027,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486803,"usec":963309},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452295,"noise_level":-24.831116,"freq_skew":1.510509,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486803,"usec":963309},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.452295,"noise_level":-24.831116,"freq_skew":1.510509,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"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":[250,30,244,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486803,"usec":966895},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836959,"noise_level":-24.651207,"freq_skew":2.388074,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":772,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44657,"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":[205,58,122,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486804,"usec":720606},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756888,"noise_level":-24.460421,"freq_skew":1.463428,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":334,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":12,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486806,"usec":248481},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633318,"noise_level":-24.561050,"freq_skew":-0.619407,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486807,"usec":9792},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490183,"noise_level":-24.450237,"freq_skew":0.296500,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":1784486807,"usec":11324},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621449,"noise_level":-24.378042,"freq_skew":0.613168,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1875,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":106,"dst_ref":29536,"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":[248,97,40,140]}]}],"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":1784486808,"usec":530048},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852434,"noise_level":-24.384964,"freq_skew":1.469937,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":334,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":12,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486808,"usec":530310},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520787,"noise_level":-24.913132,"freq_skew":0.429897,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486808,"usec":540183},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713767,"noise_level":-24.538994,"freq_skew":1.557221,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486813,"usec":105249},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644067,"noise_level":-23.062937,"freq_skew":0.812826,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486813,"usec":868307},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446530,"noise_level":-23.249527,"freq_skew":0.996143,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486813,"usec":869281},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.281223,"noise_level":-23.236906,"freq_skew":2.678255,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1838,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52373,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[237,205]},{"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":1784486813,"usec":870462},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736529,"noise_level":-23.983021,"freq_skew":1.638608,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"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":44643,"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":[109,42,229,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486814,"usec":631984},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518958,"noise_level":-24.535984,"freq_skew":0.897656,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-XLF","mode":"2","label":"17","blk_id":"5","ack":"!","flight":"W60537","msg_num":"M76","msg_num_seq":"A","msg_text":"184648,34999,1929,------,MMMM.MMM,MMMM.MMM,19JUL26,23355,  53,- 51"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486815,"usec":390500},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.243636,"noise_level":-24.290560,"freq_skew":-2.335846,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486815,"usec":391027},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.784358,"noise_level":-24.276335,"freq_skew":0.922574,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-XLF","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486816,"usec":155968},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843911,"noise_level":-23.955471,"freq_skew":1.038862,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486816,"usec":159063},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966469,"noise_level":-23.860126,"freq_skew":0.907100,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"H1","blk_id":"T","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486816,"usec":907398},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530149,"noise_level":-24.557093,"freq_skew":0.708969,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"_d","blk_id":"0","ack":"T","flight":"DE03JH","msg_num":"S01","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486816,"usec":914377},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478845,"noise_level":-24.311077,"freq_skew":0.693444,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"DE03JH","msg_num":"F34","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS184655,190726B4FC"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486817,"usec":673653},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.305259,"noise_level":-24.941490,"freq_skew":0.989698,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486817,"usec":676536},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725689,"noise_level":-24.804495,"freq_skew":0.985874,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486818,"usec":435397},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.111508,"noise_level":-24.532793,"freq_skew":-1.249855,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GUGO","mode":"2","label":"2F","blk_id":"6","ack":"!","flight":"AF67RZ","msg_num":"M90","msg_num_seq":"A","msg_text":"1846+4358-205/3646"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486818,"usec":435737},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.272045,"noise_level":-24.532793,"freq_skew":-1.553654,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486818,"usec":437404},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661122,"noise_level":-25.353848,"freq_skew":0.712901,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486818,"usec":439867},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534659,"noise_level":-25.241951,"freq_skew":1.829153,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":265,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[9,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486819,"usec":198574},"freq":136975000,"burst_len_octets":140,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534142,"noise_level":-25.627712,"freq_skew":0.631456,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"DE03JH","msg_num":"F35","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40558W006227,GALPA137-0001,184656,340,TOSDI,184736,ZMR,M51,24148,170/TS184656,1907264674"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486819,"usec":200143},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.836283,"noise_level":-25.627712,"freq_skew":-0.884984,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CC-CXK","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"UC3617","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486819,"usec":201599},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512167,"noise_level":-25.561552,"freq_skew":1.021238,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486819,"usec":963155},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805984,"noise_level":-25.382160,"freq_skew":0.754066,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":21123,"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":[253,50,40,253]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":46,"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":"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":1784486819,"usec":964623},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773548,"noise_level":-25.990456,"freq_skew":0.745829,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486820,"usec":721345},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388143,"noise_level":-25.701029,"freq_skew":0.961480,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":29494,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[248,80,17,170]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29494,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[185,43,127,26]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":46,"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":1784486820,"usec":724502},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635671,"noise_level":-26.295113,"freq_skew":-1.369424,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":13,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486820,"usec":725057},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795228,"noise_level":-26.259327,"freq_skew":0.868587,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":21124,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[79,113,94,61]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486821,"usec":487492},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.470647,"noise_level":-25.790117,"freq_skew":-1.398958,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486821,"usec":489764},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862035,"noise_level":-25.739513,"freq_skew":0.891838,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486822,"usec":240260},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638700,"noise_level":-26.182934,"freq_skew":2.344838,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784486822,"usec":245180},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.255562,"noise_level":-26.457058,"freq_skew":1.530535,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44597,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[42,58,126,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486822,"usec":247748},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724973,"noise_level":-27.549351,"freq_skew":0.788495,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2299,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[248,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486823,"usec":778397},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856101,"noise_level":-26.570837,"freq_skew":0.878940,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2301,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[168,232,250,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486823,"usec":781887},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569715,"noise_level":-27.066650,"freq_skew":1.945563,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":266,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[203,86]},{"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":1784486823,"usec":782678},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794960,"noise_level":-27.008060,"freq_skew":-1.404611,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":498,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33639,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[246,21,36,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486823,"usec":782678},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.794960,"noise_level":-27.008060,"freq_skew":-1.404611,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":499,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33639,"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":[226,71,9,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486823,"usec":782807},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.803134,"noise_level":-27.008060,"freq_skew":-0.895426,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CC-CXK","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"UC3617","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486823,"usec":783499},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506808,"noise_level":-26.969221,"freq_skew":0.849312,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"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":44712,"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":[40,208,108,128]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486824,"usec":533863},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.134754,"noise_level":-26.590080,"freq_skew":0.981380,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486824,"usec":534829},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.381354,"noise_level":-26.534611,"freq_skew":-1.399129,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486824,"usec":535661},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-4.922000,"noise_level":-26.479492,"freq_skew":-1.739184,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":74,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[49,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486824,"usec":535661},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":1,"sig_level":-4.922000,"noise_level":-26.479492,"freq_skew":-1.739184,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":75,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[243,3]},{"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":1784486825,"usec":297853},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434800,"noise_level":-26.480608,"freq_skew":1.250020,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44597,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[42,58,126,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486826,"usec":55278},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495371,"noise_level":-26.069218,"freq_skew":1.018730,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29494,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[138,206,108,62]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":47,"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":1784486826,"usec":56480},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663857,"noise_level":-26.016964,"freq_skew":0.840000,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784486826,"usec":59381},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928891,"noise_level":-26.336975,"freq_skew":1.038491,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":21129,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[164,62,144,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486826,"usec":61401},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889450,"noise_level":-26.465561,"freq_skew":0.777339,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":21130,"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":[171,85,205,142]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":47,"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":1784486826,"usec":816952},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596064,"noise_level":-26.356537,"freq_skew":0.868214,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486826,"usec":821182},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546021,"noise_level":-26.107346,"freq_skew":0.869293,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"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":44712,"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":[40,208,108,128]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486826,"usec":822875},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507568,"noise_level":-26.247789,"freq_skew":0.779851,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486827,"usec":582867},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019683,"noise_level":-26.088762,"freq_skew":0.972903,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1784486827,"usec":584881},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548080,"noise_level":-25.967056,"freq_skew":1.017591,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":621,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29494,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[108,239,12,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486828,"usec":344414},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092736,"noise_level":-25.578764,"freq_skew":1.535451,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486828,"usec":344536},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.790856,"noise_level":-25.578764,"freq_skew":-1.023413,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44499,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[114,223,163,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486828,"usec":345749},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639914,"noise_level":-25.512972,"freq_skew":0.862329,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1784486828,"usec":349190},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.618673,"noise_level":-25.366735,"freq_skew":-0.798632,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CC-CXK","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"UC3617","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486828,"usec":350106},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596276,"noise_level":-25.318531,"freq_skew":1.789377,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44615,"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":[211,126,152,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486829,"usec":864314},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418844,"noise_level":-25.729679,"freq_skew":-1.462757,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486829,"usec":865531},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480474,"noise_level":-26.509155,"freq_skew":-2.100376,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486829,"usec":866051},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613709,"noise_level":-27.174858,"freq_skew":0.905257,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344197","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486830,"usec":637377},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904023,"noise_level":-26.617725,"freq_skew":1.051069,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":21142,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":70,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[63,49,115,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486830,"usec":639704},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.505292,"noise_level":-27.008169,"freq_skew":-2.334375,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486832,"usec":150734},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976254,"noise_level":-26.316303,"freq_skew":1.926235,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486832,"usec":157851},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.121906,"noise_level":-25.929621,"freq_skew":0.799396,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":8130,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486832,"usec":917243},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752416,"noise_level":-25.861128,"freq_skew":-1.059633,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486832,"usec":918173},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958848,"noise_level":-25.810108,"freq_skew":0.684545,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":21142,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":70,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[63,49,115,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486832,"usec":921842},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619792,"noise_level":-25.708963,"freq_skew":-1.101476,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486832,"usec":921842},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.619792,"noise_level":-25.708963,"freq_skew":-1.101476,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29426,"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":[248,139,33,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486832,"usec":924002},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.745623,"noise_level":-26.275604,"freq_skew":-0.875554,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CC-CXK","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"UC3617","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486833,"usec":682664},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417897,"noise_level":-25.856525,"freq_skew":1.034750,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784486835,"usec":199987},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600839,"noise_level":-25.747015,"freq_skew":0.670642,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":362,"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":1784486835,"usec":201221},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470963,"noise_level":-25.696661,"freq_skew":0.732745,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":1784486835,"usec":964802},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537590,"noise_level":-25.320015,"freq_skew":0.710645,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486835,"usec":965816},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039542,"noise_level":-25.307842,"freq_skew":-0.115516,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44573,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[203,180,174,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486836,"usec":720375},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.162899,"noise_level":-25.024452,"freq_skew":-0.921749,"avlc":{"src":{"addr":"E8040D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CC-CXK","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"UC3617","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486836,"usec":720980},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768661,"noise_level":-24.993526,"freq_skew":-0.619525,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784486836,"usec":721234},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817538,"noise_level":-25.899698,"freq_skew":-1.896296,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":76,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486837,"usec":487854},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.416996,"noise_level":-25.351982,"freq_skew":-2.004791,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGV","mode":"2","label":"19","blk_id":"3","ack":"!","flight":"AT971H","msg_num":"M43","msg_num_seq":"A","msg_text":"DEP LEMD,DES GMMN,ETA 1947,FOB    62,DM 1907,UTC 184714"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486838,"usec":248555},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471744,"noise_level":-24.943527,"freq_skew":-1.601149,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":2,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486838,"usec":251484},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629002,"noise_level":-24.867134,"freq_skew":0.809202,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344197","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486840,"usec":535130},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.707899,"noise_level":-23.903442,"freq_skew":0.803746,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"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":44699,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[90,209,3,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486840,"usec":536287},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049360,"noise_level":-23.849155,"freq_skew":-2.169895,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486841,"usec":296317},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671985,"noise_level":-24.999825,"freq_skew":0.676879,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":1784486842,"usec":54762},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431289,"noise_level":-24.666492,"freq_skew":1.498959,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"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":29493,"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":[178,221,96,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486844,"usec":346024},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612660,"noise_level":-24.129847,"freq_skew":1.515524,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"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":29493,"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":[178,221,96,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486845,"usec":105124},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947931,"noise_level":-24.167719,"freq_skew":-1.814958,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486845,"usec":876164},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719088,"noise_level":-24.618526,"freq_skew":1.718479,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486845,"usec":877208},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.045161,"noise_level":-24.948448,"freq_skew":0.699984,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":300,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44614,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[49,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486847,"usec":392040},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348922,"noise_level":-24.253656,"freq_skew":-1.513258,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":2,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486847,"usec":392559},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608139,"noise_level":-24.253656,"freq_skew":-1.837720,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486847,"usec":394088},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.636964,"noise_level":-25.087719,"freq_skew":0.741141,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344197","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486848,"usec":153744},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.124508,"noise_level":-24.917763,"freq_skew":-1.558590,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15040627","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,65,151,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486848,"usec":156573},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.580591,"noise_level":-24.766087,"freq_skew":-1.631767,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOV","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"YW1325","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486848,"usec":157449},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.111585,"noise_level":-24.721096,"freq_skew":0.959153,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344197","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":"15040627","called_addr":"1116900402899","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":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486848,"usec":915962},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.765761,"noise_level":-24.499573,"freq_skew":1.036194,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344197","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOV","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486848,"usec":924104},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.355917,"noise_level":-24.381123,"freq_skew":-1.682467,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486849,"usec":674051},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.638599,"noise_level":-24.439852,"freq_skew":0.904863,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2349,"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":[253,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486849,"usec":675228},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.365292,"noise_level":-24.382118,"freq_skew":0.789898,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2350,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[54,213,29,80]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486849,"usec":676177},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.163579,"noise_level":-24.339067,"freq_skew":-1.129381,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":784,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"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":[7,83,186,155]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486850,"usec":439275},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.227646,"noise_level":-24.081917,"freq_skew":0.881994,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784486850,"usec":443192},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.339853,"noise_level":-23.930380,"freq_skew":0.558520,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":44614,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[243,54]},{"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":1784486851,"usec":202440},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.899210,"noise_level":-24.437416,"freq_skew":0.916748,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486851,"usec":206264},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.593005,"noise_level":-24.265402,"freq_skew":0.692042,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":300,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44614,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[49,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486851,"usec":208137},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.136618,"noise_level":-24.986538,"freq_skew":0.856001,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486851,"usec":212709},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.135948,"noise_level":-25.597389,"freq_skew":1.741125,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486851,"usec":959620},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642109,"noise_level":-25.458004,"freq_skew":0.816937,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486851,"usec":961476},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563442,"noise_level":-25.393116,"freq_skew":0.670115,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":300,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44614,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[49,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486852,"usec":723190},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.281992,"noise_level":-25.122631,"freq_skew":0.973198,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2352,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[18,206,69,222]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":47,"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":132.550000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486852,"usec":726301},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.373857,"noise_level":-24.967367,"freq_skew":0.962860,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486852,"usec":726854},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.629679,"noise_level":-24.964800,"freq_skew":0.526650,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486853,"usec":481815},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289742,"noise_level":-25.834866,"freq_skew":-1.534264,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486853,"usec":482131},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756347,"noise_level":-26.353664,"freq_skew":0.771094,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":363,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44712,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[170,77,169,236]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44712,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[155,44,194,113]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":47,"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":1784486853,"usec":489953},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930897,"noise_level":-26.122112,"freq_skew":0.819011,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[253,181,45,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486855,"usec":3532},"freq":136975000,"burst_len_octets":681,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765553,"noise_level":-25.429821,"freq_skew":1.630468,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTO","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UX1026","msg_num":"122","msg_num_seq":"A","sublabel":"T1","msg_text":"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","ohma":{"err":0,"version":"2.0","reasm_status":"skipped","text":"{\"clientId\":\"OHMA\",\"messageDate\":\"2026-07-19T18:27:30.414Z\",\"data\":{\"airplanes\":[{\"tailNumber\":\"EC-OTO\",\"model\":\"\",\"flights\":[{\"departureAirportCode\":\"LFPO\",\"arrivalAirportCode\":\"LEMD\",\"flightNumber\":\"AEA32SL\",\"flightLegStartTime\":\"2026-07-19T17:28:20.409Z\",\"events\":[{\"eventClassId\":\"parametric\",\"eventTime\":\"2026-07-19T18:27:30.414Z\",\"eventType\":\"OHMA_META\",\"instances\":[{\"name\":\"mtPartNumber\",\"values\":[\"BCG32-0HMA-0011\"]},{\"name\":\"mtCarlVersion\",\"values\":[\"4.5\"]},{\"name\":\"mtRulesetVersion\",\"values\":[\"737 MAX:::AHM-37MBL8-000008A:::1\"]}]},{\"eventClassId\":\"parametric\",\"eventTime\":\"2026-07-19T18:27:30.414Z\",\"eventType\":\"TM1_CLIPMEDIAN_CRUISE_RPT_A\",\"instances\":[{\"name\":\"TM1TEMP1_MED\",\"values\":[334.119]},{\"name\":\"TM1TEMP2_MED\",\"values\":[328.831]},{\"name\":\"TM1TEMPDIFF_MED\",\"values\":[5.4]},{\"name\":\"PM1PRESSURE1_MED\",\"values\":[35.047]},{\"name\":\"PM1PRESSURE2_MED\",\"values\":[34.688]},{\"name\":\"PACKFLOWDIFF_MED\",\"values\":[0.477]},{\"name\":\"PACKINPRESDIFF_MED\",\"values\":[0.156]}]}]}]}]}}"}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486855,"usec":8571},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763716,"noise_level":-25.244112,"freq_skew":-1.533274,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486856,"usec":522504},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691001,"noise_level":-24.780136,"freq_skew":0.575566,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":363,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44712,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[170,77,169,236]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44712,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[155,44,194,113]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":47,"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":1784486856,"usec":523890},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623354,"noise_level":-24.720100,"freq_skew":0.880563,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":8341,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486856,"usec":525148},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622802,"noise_level":-24.660482,"freq_skew":0.925085,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486857,"usec":290341},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793716,"noise_level":-24.354017,"freq_skew":0.664903,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":364,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44712,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[140,238,79,247]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":47,"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":1784486857,"usec":292830},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948110,"noise_level":-24.386499,"freq_skew":0.751533,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[253,181,45,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486857,"usec":294751},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605279,"noise_level":-24.300568,"freq_skew":0.849399,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2359,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[83,130,95,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486857,"usec":296589},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306304,"noise_level":-24.243748,"freq_skew":0.748506,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784486858,"usec":60932},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555343,"noise_level":-24.049171,"freq_skew":0.637920,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2362,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[20,173,93,167]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":47,"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":1784486858,"usec":828583},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885471,"noise_level":-24.465069,"freq_skew":0.637068,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486859,"usec":580068},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618531,"noise_level":-24.179348,"freq_skew":0.603312,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44712,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[30,236,164,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486859,"usec":581246},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701791,"noise_level":-24.123314,"freq_skew":0.850552,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486859,"usec":585754},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730550,"noise_level":-24.067640,"freq_skew":0.903273,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":8341,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486859,"usec":585999},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674901,"noise_level":-24.836084,"freq_skew":0.581715,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486859,"usec":587205},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886910,"noise_level":-24.790733,"freq_skew":0.766657,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486860,"usec":348633},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657820,"noise_level":-25.015354,"freq_skew":1.462951,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486862,"usec":632292},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.292934,"noise_level":-25.082855,"freq_skew":1.422236,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486864,"usec":916202},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.650930,"noise_level":-24.151848,"freq_skew":-1.458430,"avlc":{"src":{"addr":"3950CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784486864,"usec":918934},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759246,"noise_level":-24.040491,"freq_skew":-0.693667,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486865,"usec":674588},"freq":136975000,"burst_len_octets":758,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779163,"noise_level":-25.000355,"freq_skew":1.336396,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTO","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"UX1026","msg_num":"123","msg_num_seq":"A","sublabel":"T1","msg_text":"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","ohma":{"err":0,"version":"2.0","reasm_status":"skipped","text":"{\"clientId\":\"OHMA\",\"messageDate\":\"2026-07-19T18:27:30.414Z\",\"data\":{\"airplanes\":[{\"tailNumber\":\"EC-OTO\",\"model\":\"\",\"flights\":[{\"departureAirportCode\":\"LFPO\",\"arrivalAirportCode\":\"LEMD\",\"flightNumber\":\"AEA32SL\",\"flightLegStartTime\":\"2026-07-19T17:28:20.409Z\",\"events\":[{\"eventClassId\":\"parametric\",\"eventTime\":\"2026-07-19T18:27:30.414Z\",\"eventType\":\"OHMA_META\",\"instances\":[{\"name\":\"mtPartNumber\",\"values\":[\"BCG32-0HMA-0011\"]},{\"name\":\"mtCarlVersion\",\"values\":[\"4.5\"]},{\"name\":\"mtRulesetVersion\",\"values\":[\"737 MAX:::AHM-37MBL8-000008A:::1\"]}]},{\"eventClassId\":\"parametric\",\"eventTime\":\"2026-07-19T18:27:30.414Z\",\"eventType\":\"CABIN_OFVMON_CRUISE_RPT\",\"instances\":[{\"name\":\"HQNE_ALT\",\"values\":[35000],\"eventTime\":\"2026-07-19T18:27:30.414Z\"},{\"name\":\"AMB_PSI\",\"values\":[null],\"eventTime\":\"1970-01-01T00:00:00.000Z\"},{\"name\":\"CAB_TEMP\",\"values\":[null],\"eventTime\":\"2026-07-19T18:27:30.414Z\"},{\"name\":\"CRFL\",\"values\":[null],\"eventTime\":\"1970-01-01T00:00:00.000Z\"},{\"name\":\"LFE\",\"values\":[null],\"eventTime\":\"1970-01-01T00:00:00.000Z\"},{\"name\":\"PACKFLOW1_MED\",\"values\":[66.016]},{\"name\":\"PACKFLOW2_MED\",\"values\":[65.906]},{\"name\":\"CABDIFPRES1_MED\",\"values\":[7.802]},{\"name\":\"CABINRATE1_MED\",\"values\":[0]},{\"name\":\"CABINPRESS1_MED\",\"values\":[11.26]},{\"name\":\"OFVPOS1_MED\",\"values\":[17.16]},{\"name\":\"OFVPOS2_MED\",\"values\":[17.324]}]}]}]}]}}"}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486867,"usec":965025},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.194484,"noise_level":-24.636215,"freq_skew":0.483584,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486868,"usec":727344},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724502,"noise_level":-24.910967,"freq_skew":0.843035,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":8424,"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":1784486868,"usec":730467},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758459,"noise_level":-24.774448,"freq_skew":-3.001237,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[39]},{"name":"dst_airport","value":"GCLP"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486868,"usec":732608},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471614,"noise_level":-24.974594,"freq_skew":0.880371,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486868,"usec":733941},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703553,"noise_level":-24.913208,"freq_skew":1.495759,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486870,"usec":247123},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.005221,"noise_level":-25.312737,"freq_skew":-3.127017,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15041026","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,66,22,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486870,"usec":250851},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558322,"noise_level":-25.122681,"freq_skew":0.759524,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":"15041026","called_addr":"1116900402899","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":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486870,"usec":252432},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997678,"noise_level":-25.060242,"freq_skew":-3.258762,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LPR","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"UX9172","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486870,"usec":253283},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093336,"noise_level":-25.013704,"freq_skew":-1.363710,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486871,"usec":16651},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873410,"noise_level":-24.784691,"freq_skew":1.021802,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LPR","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486871,"usec":769453},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010702,"noise_level":-24.415932,"freq_skew":-3.149707,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486872,"usec":535016},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587060,"noise_level":-24.173830,"freq_skew":0.832213,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":8424,"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":1784486872,"usec":535016},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.587060,"noise_level":-24.173830,"freq_skew":0.832213,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[148,253,198,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486872,"usec":540512},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827757,"noise_level":-24.282400,"freq_skew":0.896946,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":48.500000,"flags":192,"pdu_id":2382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31944,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[182,37,196,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486873,"usec":299606},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046371,"noise_level":-23.933949,"freq_skew":-3.063200,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":210,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44693,"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":[206,74,96,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486873,"usec":300305},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.098371,"noise_level":-23.920298,"freq_skew":2.486241,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486873,"usec":300527},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333737,"noise_level":-23.906668,"freq_skew":-0.799125,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784486873,"usec":300805},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.792656,"noise_level":-23.893061,"freq_skew":0.420995,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,84,82,65,0,72,102,222,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486874,"usec":60247},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973988,"noise_level":-23.651680,"freq_skew":0.823537,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":1784486874,"usec":62045},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730324,"noise_level":-23.681129,"freq_skew":-0.810642,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44513,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[2,145,132,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486874,"usec":814941},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457065,"noise_level":-24.803635,"freq_skew":-0.814564,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":307,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44513,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[6,220,87,36]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":47,"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":1784486874,"usec":824387},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.314198,"noise_level":-25.598536,"freq_skew":0.462431,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1548,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[83,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486875,"usec":584161},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297805,"noise_level":-25.603039,"freq_skew":-0.829153,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486875,"usec":589226},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962106,"noise_level":-26.077221,"freq_skew":0.933614,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784486875,"usec":590134},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650586,"noise_level":-26.024921,"freq_skew":0.698590,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[148,253,198,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486876,"usec":344499},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664867,"noise_level":-25.852831,"freq_skew":0.950882,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":8424,"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":1784486877,"usec":104008},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797803,"noise_level":-25.485821,"freq_skew":0.867233,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486877,"usec":865356},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969870,"noise_level":-24.978233,"freq_skew":-3.100450,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":210,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44693,"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":[206,74,96,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486877,"usec":867178},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.155997,"noise_level":-25.431171,"freq_skew":0.969394,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":1784486878,"usec":629634},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644521,"noise_level":-25.206841,"freq_skew":1.329409,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTO","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UX1026","msg_num":"F27","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41423W002228,PO081,184756,350,BANEV,184955,BAN,M50,234052,806D6E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486879,"usec":382454},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.954776,"noise_level":-25.280149,"freq_skew":-0.098348,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486879,"usec":384029},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571692,"noise_level":-25.200748,"freq_skew":0.870458,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2398,"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":1784486880,"usec":150296},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684341,"noise_level":-24.936096,"freq_skew":1.393293,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"V708DL","msg_num":"C33","msg_num_seq":"A","sublabel":"CF","msg_text":"WRN/WN26071918470034000006NAV RA 2 FAULT          \r"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486880,"usec":152501},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622066,"noise_level":-25.842361,"freq_skew":0.528372,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":1549,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[46,49]},{"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":1784486880,"usec":152637},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-16.274212,"noise_level":-25.842361,"freq_skew":-2.247746,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486880,"usec":152691},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683721,"noise_level":-25.842361,"freq_skew":0.838749,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":48.500000,"flags":192,"pdu_id":2380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[148,253,198,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486880,"usec":154529},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667680,"noise_level":-25.740841,"freq_skew":1.286988,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486880,"usec":154529},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.667680,"noise_level":-25.740841,"freq_skew":1.286988,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44597,"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":[97,83,36,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486880,"usec":156599},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659224,"noise_level":-25.921307,"freq_skew":0.888542,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486880,"usec":919613},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932718,"noise_level":-26.145622,"freq_skew":1.032418,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784486880,"usec":924682},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119212,"noise_level":-26.098940,"freq_skew":0.976354,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784486880,"usec":927196},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530169,"noise_level":-26.011734,"freq_skew":1.355314,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486881,"usec":674629},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.287457,"noise_level":-25.721609,"freq_skew":1.558049,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486881,"usec":677359},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991302,"noise_level":-26.689140,"freq_skew":0.698660,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"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":1784486882,"usec":439382},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728080,"noise_level":-26.658730,"freq_skew":-0.411709,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44573,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[3,105,137,213]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486883,"usec":201370},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.856674,"noise_level":-26.457275,"freq_skew":-0.251229,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486883,"usec":204145},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445262,"noise_level":-26.366415,"freq_skew":-0.791699,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":309,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44513,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[93,169,233,173]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"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":1784486883,"usec":962847},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776781,"noise_level":-27.303051,"freq_skew":1.798785,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486883,"usec":973905},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638553,"noise_level":-27.554037,"freq_skew":-0.679639,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486884,"usec":726638},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306749,"noise_level":-28.498652,"freq_skew":-0.919109,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"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":1784486884,"usec":730889},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.478287,"noise_level":-29.487934,"freq_skew":-0.209798,"avlc":{"src":{"addr":"02006F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486885,"usec":485835},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.192550,"noise_level":-29.232773,"freq_skew":-0.463499,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2926,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[101,121]},{"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":1784486885,"usec":489881},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510700,"noise_level":-28.911894,"freq_skew":2.400025,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486885,"usec":493892},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677611,"noise_level":-28.672882,"freq_skew":-0.695528,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44513,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[87,94,182,25]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486886,"usec":248688},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484373,"noise_level":-28.697220,"freq_skew":0.985179,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486886,"usec":257751},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562786,"noise_level":-28.236809,"freq_skew":1.350836,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486886,"usec":264628},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533419,"noise_level":-28.926723,"freq_skew":-0.710416,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":44513,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[172,43,232,195]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44513,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[79,166,238,2]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"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":1784486887,"usec":784678},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.276178,"noise_level":-27.897787,"freq_skew":2.140682,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":515,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[16,62,71,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486889,"usec":290971},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600720,"noise_level":-27.134495,"freq_skew":0.945474,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":717,"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":1784486889,"usec":291658},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721026,"noise_level":-27.095087,"freq_skew":1.462160,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":571,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486889,"usec":292528},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609032,"noise_level":-27.234632,"freq_skew":0.917938,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486889,"usec":300086},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795897,"noise_level":-27.056667,"freq_skew":0.907429,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486890,"usec":52619},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450367,"noise_level":-27.369530,"freq_skew":-0.732249,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":44513,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[172,43,232,195]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44513,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[79,166,238,2]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"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":1784486890,"usec":52910},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627074,"noise_level":-27.349264,"freq_skew":-2.114752,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784486890,"usec":53192},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899026,"noise_level":-27.329044,"freq_skew":0.889959,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":1784486890,"usec":54557},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546367,"noise_level":-27.228643,"freq_skew":1.008815,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2428,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[46,75,75,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486890,"usec":60243},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671093,"noise_level":-27.070379,"freq_skew":0.758607,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486890,"usec":61791},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.133469,"noise_level":-26.972912,"freq_skew":0.803358,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":48.500000,"flags":192,"pdu_id":2430,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":31944,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[46,131,168,73]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"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 SEVILLA","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":129.155000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486890,"usec":63535},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489730,"noise_level":-26.953547,"freq_skew":2.238168,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":773,"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":1784486890,"usec":820361},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959911,"noise_level":-26.876522,"freq_skew":1.335376,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486891,"usec":581199},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.113742,"noise_level":-26.580896,"freq_skew":-3.298373,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486892,"usec":342861},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761266,"noise_level":-26.271473,"freq_skew":-3.159487,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":211,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44693,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[236,28,97,145]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486892,"usec":343742},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509744,"noise_level":-26.253609,"freq_skew":1.387460,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":571,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486892,"usec":344748},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582425,"noise_level":-26.799294,"freq_skew":0.911995,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486892,"usec":346152},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671967,"noise_level":-26.704800,"freq_skew":0.751228,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784486893,"usec":101568},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809407,"noise_level":-26.676027,"freq_skew":-3.057325,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":212,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44693,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[177,6,239,163]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"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":1784486893,"usec":102572},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.423868,"noise_level":-26.620007,"freq_skew":0.985446,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":1784486893,"usec":105643},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661307,"noise_level":-27.307922,"freq_skew":1.269745,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486893,"usec":106820},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813654,"noise_level":-27.267721,"freq_skew":0.743826,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2428,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[46,75,75,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486893,"usec":106820},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.813654,"noise_level":-27.267721,"freq_skew":0.743826,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486893,"usec":108380},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569057,"noise_level":-27.187872,"freq_skew":0.835592,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31944,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[12,241,246,254]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486893,"usec":867597},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804457,"noise_level":-27.312744,"freq_skew":0.939160,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":718,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"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":[145,234,168,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486893,"usec":876312},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469957,"noise_level":-27.054558,"freq_skew":-3.126263,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486894,"usec":627648},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310802,"noise_level":-26.841934,"freq_skew":0.855608,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":1784486894,"usec":627932},"freq":136975000,"burst_len_octets":652,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695979,"noise_level":-26.822857,"freq_skew":1.251937,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTO","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX1026","msg_num":"D37","msg_num_seq":"A","sublabel":"DF","msg_text":"B03A     \r\nAPM     EC-OTO          AEA32SL LFPOLEMD190726181231,737789     ,BCG3CL2000004,.789,,458.8,267.9,,,-22.85,,,35001,,, 64065,,,1033,1023,,, 83.32, 83.34,,, 1.4,429.0,,,0,0,,0,0,,0,0,0,0,0,0,,, 45.4560,,,   0.3180,,,-147.98,,, -3.3,,,-151.2,,, -0.012, 0.002,,,,6.711,,10604, 5266, 5332,    0,,    0,,, 2266, 2268,,, 0.0,,,,, 65970,,,,,, 59185,,, 6785, 3406, 3374,    0,,    -,,,  60D581,  60D587,,,,,,-149.939,-153.130,,,101.8,102.0,,  17,  17,,,,702.6,700.6,,,,,,,-50.5,,, -1.5,,,  0.3,,,  2.2,,, -1.1, 0.6, 0.5,  0.6, -0.4,,, -0.6,,  3.0,  2.9,,, 1.1,-0.3,,,-0.00,,,-0.00,,, 1.01,,,  0.041,,,\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486896,"usec":916197},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918163,"noise_level":-25.787783,"freq_skew":2.133950,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":516,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486896,"usec":929272},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955381,"noise_level":-25.603706,"freq_skew":0.761318,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":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":8635,"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":1784486897,"usec":683851},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691126,"noise_level":-25.549995,"freq_skew":1.841285,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486897,"usec":684492},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739463,"noise_level":-25.517147,"freq_skew":0.703913,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486898,"usec":440869},"freq":136975000,"burst_len_octets":652,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623336,"noise_level":-25.451817,"freq_skew":1.259446,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTO","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX1026","msg_num":"D38","msg_num_seq":"A","sublabel":"DF","msg_text":"B03A     \r\nAPM     EC-OTO          AEA32SL LFPOLEMD190726183806,737789     ,BCG3CL2000004,.792,,457.0,268.9,,,-24.65,,,35002,,, 63226,,,1039,1030,,, 82.92, 82.95,,, 3.3,415.3,,,0,0,,0,0,,0,0,0,0,0,0,,, 42.8029,,,  -1.6463,,,-149.70,,, -3.5,,,-153.0,,, -0.012, 0.002,,,,6.740,, 8742, 4326, 4406,    0,,    0,,, 3226, 3220,,, 0.0,,,,, 65970,,,,,, 59185,,, 6785, 3406, 3374,    0,,    -,,,  60D581,  60D587,,,,,,-151.135,-154.457,,,101.4,101.5,,  17,  17,,,,695.8,693.9,,,,,,,-52.2,,, -1.6,,,  0.2,,,  2.2,,, -1.1, 0.6, 0.5,  0.2, -0.1,,, -0.5,,  3.0,  3.0,,, 1.1,-0.3,,,-0.00,,,-0.00,,, 1.01,,,  0.061,,,\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486898,"usec":441492},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782862,"noise_level":-26.609486,"freq_skew":1.461217,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486899,"usec":960579},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.261213,"noise_level":-25.844761,"freq_skew":-1.616454,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486899,"usec":962190},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858303,"noise_level":-25.743214,"freq_skew":0.364956,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1876,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[207,54,213,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486899,"usec":968271},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544200,"noise_level":-25.543612,"freq_skew":-2.403621,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":961,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486900,"usec":720351},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621415,"noise_level":-26.277113,"freq_skew":1.598144,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":942,"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":1784486901,"usec":492272},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710528,"noise_level":-26.203499,"freq_skew":0.975218,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":661,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44616,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[145,109,110,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486901,"usec":495203},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.023150,"noise_level":-26.097696,"freq_skew":1.422863,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486902,"usec":242873},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799509,"noise_level":-25.787804,"freq_skew":1.509133,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":943,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[85,41,215,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486902,"usec":243785},"freq":136975000,"burst_len_octets":317,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689707,"noise_level":-26.323406,"freq_skew":1.437926,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTO","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX1026","msg_num":"D39","msg_num_seq":"A","sublabel":"DF","msg_text":"A53A\r\n       1907172834491509\r\n32SL9LFPOLEMDESBSM22-H200-0004\r\n60D581\r\n60D587\r\n 98.3 89.219.918.5  261728\r\n 98.3 89.230573049  5621.116.6  3 41  58  77  291729\r\n 81.0 91.530743037  6617.817.6 71 54  93  92 -501758\r\n 75.2 85.230853038  4617.316.9 72 59  86  86 -511847\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486903,"usec":7682},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629012,"noise_level":-27.195152,"freq_skew":-1.576231,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":18,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486903,"usec":14039},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903931,"noise_level":-27.996799,"freq_skew":1.712479,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486903,"usec":16167},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901278,"noise_level":-27.888428,"freq_skew":-3.072750,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":213,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44693,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[226,210,72,15]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"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":1784486903,"usec":17394},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288695,"noise_level":-27.845455,"freq_skew":-1.627869,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486903,"usec":767996},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458069,"noise_level":-28.608320,"freq_skew":0.950312,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344197","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":1784486903,"usec":769361},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861017,"noise_level":-28.492098,"freq_skew":0.942825,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31944,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[97,190,41,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486903,"usec":775887},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816701,"noise_level":-28.322834,"freq_skew":1.039469,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2453,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":31944,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[1,194,232,218]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"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":1784486904,"usec":541028},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940830,"noise_level":-27.731991,"freq_skew":-3.023871,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486906,"usec":817018},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447673,"noise_level":-26.419012,"freq_skew":-1.824739,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486906,"usec":824979},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596025,"noise_level":-26.328547,"freq_skew":0.963483,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2462,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[129,88,158,218]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"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":"NUBLO"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486907,"usec":575522},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716739,"noise_level":-26.859871,"freq_skew":0.735210,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2453,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":31944,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[1,194,232,218]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"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":1784486907,"usec":577519},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889594,"noise_level":-26.726952,"freq_skew":0.692013,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44712,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[115,185,214,135]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44712,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[29,239,146,74]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"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":1784486907,"usec":577615},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462122,"noise_level":-26.708128,"freq_skew":-1.861864,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486907,"usec":583390},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572453,"noise_level":-26.614618,"freq_skew":-3.314458,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486907,"usec":588205},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029776,"noise_level":-26.522104,"freq_skew":0.833663,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2465,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[168,79,145,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486908,"usec":348956},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021658,"noise_level":-26.742785,"freq_skew":0.771316,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":1784486908,"usec":355556},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.203694,"noise_level":-26.574520,"freq_skew":0.772392,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486909,"usec":97637},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877102,"noise_level":-26.391308,"freq_skew":0.883141,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486909,"usec":97637},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.877102,"noise_level":-26.391308,"freq_skew":0.883141,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486909,"usec":865560},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213943,"noise_level":-26.094395,"freq_skew":-1.048960,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486910,"usec":633394},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490115,"noise_level":-25.667072,"freq_skew":0.438421,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486911,"usec":393130},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744030,"noise_level":-25.789766,"freq_skew":0.442578,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44712,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[145,237,24,25]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"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":1784486911,"usec":395874},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806549,"noise_level":-26.323500,"freq_skew":-3.232340,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44693,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[96,187,92,129]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486911,"usec":397528},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.125962,"noise_level":-26.721869,"freq_skew":0.671459,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2468,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[253,28,195,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486912,"usec":156445},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881197,"noise_level":-26.245520,"freq_skew":0.897355,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":1784486912,"usec":159506},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562073,"noise_level":-26.209936,"freq_skew":0.544588,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486912,"usec":160509},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704683,"noise_level":-26.174500,"freq_skew":1.903652,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":267,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486912,"usec":162144},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772276,"noise_level":-26.139206,"freq_skew":0.639937,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2470,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[75,159,132,109]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"sec":31}},"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":1784486912,"usec":911425},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771109,"noise_level":-26.051596,"freq_skew":0.664699,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486912,"usec":916968},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662249,"noise_level":-25.827858,"freq_skew":-1.479744,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486912,"usec":920919},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965867,"noise_level":-25.856087,"freq_skew":0.883077,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486913,"usec":678137},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703765,"noise_level":-25.737576,"freq_skew":0.781931,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486913,"usec":678468},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.307129,"noise_level":-26.178980,"freq_skew":-1.725233,"avlc":{"src":{"addr":"02012C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1306,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486913,"usec":679484},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508193,"noise_level":-26.126064,"freq_skew":0.668628,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-6.100000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486913,"usec":682691},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515336,"noise_level":-26.904716,"freq_skew":0.570203,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44712,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[200,134,9,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486913,"usec":685668},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785231,"noise_level":-26.822731,"freq_skew":0.760294,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"DE03JH","msg_num":"S02","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486913,"usec":685668},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.785231,"noise_level":-26.822731,"freq_skew":0.760294,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"17062047","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,67,70,71,0,60,100,39,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486914,"usec":433066},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.172134,"noise_level":-26.541540,"freq_skew":-1.406210,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486914,"usec":433355},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884927,"noise_level":-26.541540,"freq_skew":0.995992,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486914,"usec":437579},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713428,"noise_level":-26.523113,"freq_skew":-0.401772,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":389,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486915,"usec":202726},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088097,"noise_level":-25.901649,"freq_skew":0.563740,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486915,"usec":203097},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904009,"noise_level":-25.901649,"freq_skew":-0.358174,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486915,"usec":960141},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.196313,"noise_level":-26.514980,"freq_skew":-2.300184,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":20.000000,"flags":246,"pdu_id":53,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486916,"usec":720043},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494723,"noise_level":-26.066998,"freq_skew":0.565398,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44712,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[200,134,9,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486916,"usec":722838},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.175524,"noise_level":-26.814775,"freq_skew":0.991041,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486918,"usec":246192},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667404,"noise_level":-25.980528,"freq_skew":0.850719,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":6,"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":21248,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[164,62,144,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486918,"usec":247988},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476466,"noise_level":-26.079437,"freq_skew":0.940462,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486918,"usec":255665},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737311,"noise_level":-26.534937,"freq_skew":0.646188,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":29494,"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":[98,94,88,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486919,"usec":11714},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428594,"noise_level":-27.035545,"freq_skew":1.426782,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486919,"usec":14677},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811121,"noise_level":-27.841331,"freq_skew":0.778428,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","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":1784486919,"usec":765775},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097942,"noise_level":-27.464025,"freq_skew":-2.306108,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":20.000000,"flags":246,"pdu_id":53,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486920,"usec":533283},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798699,"noise_level":-27.024078,"freq_skew":0.581062,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44712,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[200,134,9,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486920,"usec":534561},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798582,"noise_level":-27.308231,"freq_skew":0.833206,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784486921,"usec":303975},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040264,"noise_level":-26.667564,"freq_skew":1.004532,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486921,"usec":304207},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951479,"noise_level":-26.648869,"freq_skew":0.677691,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":302,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486922,"usec":52792},"freq":136975000,"burst_len_octets":149,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717486,"noise_level":-26.373161,"freq_skew":0.770123,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"A571JW","msg_num":"C52","msg_num_seq":"A","sublabel":"CF","msg_text":"MM1848310719ABQ\n18463016 2961488\n18463016 2971760\n18471606 2961488\n18471606 2971760\n18471916 2961484\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486922,"usec":55051},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549210,"noise_level":-26.229622,"freq_skew":0.831187,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":623,"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":1784486922,"usec":55864},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848670,"noise_level":-26.176399,"freq_skew":0.973386,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486922,"usec":56852},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606261,"noise_level":-26.158731,"freq_skew":0.181759,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1877,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[52,138,228,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486922,"usec":57960},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688902,"noise_level":-26.088413,"freq_skew":0.716575,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2186","type":"Aircraft"},"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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486922,"usec":821110},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779392,"noise_level":-25.880816,"freq_skew":0.720114,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":21257,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":70,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[63,49,115,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486922,"usec":825797},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574818,"noise_level":-25.728312,"freq_skew":-1.023613,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":785,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29426,"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":[248,139,33,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486922,"usec":827295},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762825,"noise_level":-25.678064,"freq_skew":0.117274,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486923,"usec":581164},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201619,"noise_level":-25.578438,"freq_skew":0.904254,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486923,"usec":586158},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088170,"noise_level":-25.551481,"freq_skew":1.435167,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[215,230,24,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486923,"usec":586337},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945890,"noise_level":-25.551481,"freq_skew":0.886424,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784486924,"usec":340054},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536211,"noise_level":-26.150013,"freq_skew":0.667341,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1550,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486924,"usec":342755},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807927,"noise_level":-28.033665,"freq_skew":2.263543,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44657,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[165,188,70,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486925,"usec":99480},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972858,"noise_level":-27.690102,"freq_skew":0.918366,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784486925,"usec":101446},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694122,"noise_level":-27.564690,"freq_skew":1.600669,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"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":29493,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[143,25,134,213]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29493,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[65,84,176,29]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"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":1784486925,"usec":103078},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653831,"noise_level":-27.633135,"freq_skew":2.384557,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486925,"usec":869618},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823845,"noise_level":-27.204645,"freq_skew":-0.812129,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1653,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486925,"usec":874090},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918273,"noise_level":-26.968960,"freq_skew":1.675687,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486927,"usec":386532},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682912,"noise_level":-26.925480,"freq_skew":1.445435,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44643,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[179,189,243,191]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"sec":45}},"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":"NOSKO"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486927,"usec":396253},"freq":136975000,"burst_len_octets":149,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640879,"noise_level":-26.474676,"freq_skew":0.541233,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"A571JW","msg_num":"C52","msg_num_seq":"A","sublabel":"CF","msg_text":"MM1848310719ABQ\n18463016 2961488\n18463016 2971760\n18471606 2961488\n18471606 2971760\n18471916 2961484\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486928,"usec":161056},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795548,"noise_level":-26.204361,"freq_skew":1.458095,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486928,"usec":162149},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800265,"noise_level":-26.151293,"freq_skew":0.792957,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486928,"usec":162259},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.226471,"noise_level":-26.151293,"freq_skew":1.490960,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486929,"usec":668949},"freq":136975000,"burst_len_octets":149,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508998,"noise_level":-25.473059,"freq_skew":0.706674,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"A571JW","msg_num":"C53","msg_num_seq":"A","sublabel":"CF","msg_text":"MM1848310719ABQ\n18463016 2961488\n18463016 2971760\n18471606 2961488\n18471606 2971760\n18471916 2961484\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486929,"usec":670042},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927819,"noise_level":-25.424263,"freq_skew":1.308891,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":231,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44643,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[104,166,5,223]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486929,"usec":673116},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640515,"noise_level":-25.295467,"freq_skew":1.511253,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"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":29493,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[16,222,25,24]}]}],"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":7,"day":19},"time":{"hour":18,"min":48,"sec":47}},"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":1784486929,"usec":675354},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806210,"noise_level":-25.215929,"freq_skew":0.923501,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"_d","blk_id":"X","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486930,"usec":434894},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716360,"noise_level":-25.217697,"freq_skew":1.362920,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[113,246,205,44]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"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":1784486930,"usec":435838},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600197,"noise_level":-25.186079,"freq_skew":-0.710786,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1653,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486930,"usec":441691},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813757,"noise_level":-25.358524,"freq_skew":1.709347,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486930,"usec":441691},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.813757,"noise_level":-25.358524,"freq_skew":1.709347,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486931,"usec":211517},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771861,"noise_level":-24.888557,"freq_skew":0.734157,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486932,"usec":726977},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.189326,"noise_level":-24.256411,"freq_skew":1.351477,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":231,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44643,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[104,166,5,223]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486934,"usec":243850},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559187,"noise_level":-24.193430,"freq_skew":2.625883,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1839,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52373,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[237,205]},{"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":1784486934,"usec":246571},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632786,"noise_level":-24.067657,"freq_skew":1.664563,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486935,"usec":11252},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856784,"noise_level":-23.781080,"freq_skew":1.026756,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":8922,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486936,"usec":539717},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936130,"noise_level":-23.047770,"freq_skew":0.758763,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486937,"usec":297610},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582031,"noise_level":-22.614620,"freq_skew":0.805708,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":20.000000,"flags":246,"pdu_id":8946,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486938,"usec":64742},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617903,"noise_level":-22.929024,"freq_skew":1.800365,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":517,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"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":[206,187,213,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486938,"usec":65387},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.570950,"noise_level":-23.002697,"freq_skew":-1.152326,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486938,"usec":820997},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602849,"noise_level":-22.743385,"freq_skew":0.874612,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486939,"usec":583792},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524474,"noise_level":-22.668133,"freq_skew":0.418516,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486940,"usec":340318},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505268,"noise_level":-24.804943,"freq_skew":1.597099,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"V708DL","msg_num":"C34","msg_num_seq":"A","sublabel":"CF","msg_text":"FLR/FR26071918470034423306RA2/IDEFCS 1\r,EFCS 2\r"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486940,"usec":345863},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848342,"noise_level":-24.565559,"freq_skew":0.826212,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486941,"usec":105021},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681406,"noise_level":-25.039061,"freq_skew":1.349310,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"V708DL","msg_num":"C35","msg_num_seq":"A","sublabel":"CF","msg_text":"FLR/FR26071918470034423306RA2(2SA2)/IDRA 2\r,EFCS 2\r"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486941,"usec":106753},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812975,"noise_level":-26.087864,"freq_skew":0.724334,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344216","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":20.000000,"flags":246,"pdu_id":8946,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486941,"usec":107129},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916254,"noise_level":-26.070375,"freq_skew":-0.790249,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1654,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[139,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486941,"usec":113540},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911647,"noise_level":-26.101631,"freq_skew":0.700513,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486941,"usec":862920},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388278,"noise_level":-25.757828,"freq_skew":-3.322438,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[39]},{"name":"dst_airport","value":"GCLP"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486941,"usec":863421},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688517,"noise_level":-26.404131,"freq_skew":1.501166,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"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":29493,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[16,222,25,24]}]}],"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":7,"day":19},"time":{"hour":18,"min":48,"sec":47}},"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":1784486941,"usec":864702},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837271,"noise_level":-26.331806,"freq_skew":1.486469,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":341,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44704,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[113,246,205,44]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":48,"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":1784486942,"usec":631911},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682160,"noise_level":-26.277958,"freq_skew":1.581255,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486942,"usec":631997},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.442814,"noise_level":-27.170235,"freq_skew":2.096733,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":43.799999,"lon":-5.300000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486942,"usec":635206},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535491,"noise_level":-26.974159,"freq_skew":2.182309,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LVE","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"W617ZC","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486942,"usec":636514},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.183617,"noise_level":-26.935471,"freq_skew":-3.231527,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486942,"usec":637356},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592928,"noise_level":-26.877756,"freq_skew":2.165261,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21617462","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,31,50,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486942,"usec":637543},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.033076,"noise_level":-26.877756,"freq_skew":-1.080109,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":400,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":5,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486943,"usec":391704},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623713,"noise_level":-26.669365,"freq_skew":-3.328212,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15041026","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,66,22,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486944,"usec":144521},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565658,"noise_level":-26.284895,"freq_skew":1.567543,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486944,"usec":144521},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.565658,"noise_level":-26.284895,"freq_skew":1.567543,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486944,"usec":144521},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.565658,"noise_level":-26.284895,"freq_skew":1.567543,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":342,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":58,"dst_ref":29493,"variable_part_params":[{"name":"atn_checksum","value":[124,178,205,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486944,"usec":144909},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813691,"noise_level":-26.267004,"freq_skew":-3.218243,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LPR","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"UX9172","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486944,"usec":147421},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953719,"noise_level":-26.373491,"freq_skew":2.218540,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486944,"usec":150590},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.188635,"noise_level":-26.212168,"freq_skew":-3.230952,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486944,"usec":151038},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528834,"noise_level":-26.194424,"freq_skew":1.652231,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[75,134,19,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486944,"usec":151038},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.528834,"noise_level":-26.194424,"freq_skew":1.652231,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"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":[170,114,133,228]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486944,"usec":151857},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.988304,"noise_level":-26.271973,"freq_skew":-0.359298,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486944,"usec":922309},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631203,"noise_level":-25.819054,"freq_skew":1.611889,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486945,"usec":687185},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766640,"noise_level":-25.568108,"freq_skew":-2.483322,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1901,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[234,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486945,"usec":688183},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711398,"noise_level":-26.102852,"freq_skew":-3.005368,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486945,"usec":690637},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778655,"noise_level":-25.980949,"freq_skew":-0.220378,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX1174","msg_num":"D44","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_E...... EBBRLEMD723\r\n 40871  -37521848017840-09-238040X20NXW0120160000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486946,"usec":438721},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883323,"noise_level":-25.929226,"freq_skew":1.669498,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[160,83,69,246]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486947,"usec":211992},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654497,"noise_level":-25.667900,"freq_skew":-0.839610,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486948,"usec":733102},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292211,"noise_level":-24.810848,"freq_skew":1.502793,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":848,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[111,1,115,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486949,"usec":496011},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882810,"noise_level":-25.360832,"freq_skew":-0.153116,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486949,"usec":496773},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679042,"noise_level":-25.817749,"freq_skew":-0.605748,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":1655,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[66,149]},{"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":1784486950,"usec":245603},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819880,"noise_level":-25.699759,"freq_skew":1.000305,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486950,"usec":255220},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486453,"noise_level":-25.875919,"freq_skew":0.746408,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486951,"usec":7010},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.398784,"noise_level":-25.774006,"freq_skew":-2.358212,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1902,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[173,161]},{"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":1784486951,"usec":8741},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.286870,"noise_level":-25.749973,"freq_skew":3.020226,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784486951,"usec":11876},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544465,"noise_level":-25.699604,"freq_skew":0.985163,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":662,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44616,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[175,119,58,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486952,"usec":528375},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351078,"noise_level":-25.808250,"freq_skew":1.698568,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":944,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"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":[55,151,125,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486954,"usec":825782},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605804,"noise_level":-25.026497,"freq_skew":-2.476743,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1902,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[173,161]},{"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":1784486955,"usec":587993},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597930,"noise_level":-24.979927,"freq_skew":0.888928,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2538,"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":[179,193]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":49,"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":"LFRR"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486957,"usec":108064},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849505,"noise_level":-24.494469,"freq_skew":0.703452,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":303,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44614,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486957,"usec":874589},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760617,"noise_level":-24.123608,"freq_skew":0.956308,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784486958,"usec":628175},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584442,"noise_level":-23.943949,"freq_skew":0.630379,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":304,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44614,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[151,225]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":49,"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":1784486958,"usec":632701},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759175,"noise_level":-24.701769,"freq_skew":0.910904,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2544,"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":1784486960,"usec":151633},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964092,"noise_level":-23.944723,"freq_skew":0.720354,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486960,"usec":916601},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723326,"noise_level":-25.616917,"freq_skew":1.393882,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":232,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486961,"usec":675470},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322018,"noise_level":-25.070633,"freq_skew":-1.286855,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":786,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486961,"usec":675941},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745633,"noise_level":-25.750187,"freq_skew":1.489147,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486961,"usec":676833},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804832,"noise_level":-26.680649,"freq_skew":0.794283,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486961,"usec":679365},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.512943,"noise_level":-26.550425,"freq_skew":0.820248,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344197","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486962,"usec":453546},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519792,"noise_level":-26.660473,"freq_skew":-1.188651,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486963,"usec":196268},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658145,"noise_level":-26.420712,"freq_skew":-1.781961,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486963,"usec":967726},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737529,"noise_level":-26.279097,"freq_skew":-1.858164,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":40,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486964,"usec":726633},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814551,"noise_level":-25.859814,"freq_skew":-2.286247,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":1903,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486966,"usec":247093},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093267,"noise_level":-25.140118,"freq_skew":-2.631142,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486967,"usec":776835},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773120,"noise_level":-24.231773,"freq_skew":0.324685,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486969,"usec":291909},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003451,"noise_level":-23.981487,"freq_skew":0.810528,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":35865,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":52431,"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":[81,91,119,172]},{"name":"checksum","value":[146,121]},{"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":1784486969,"usec":296050},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347131,"noise_level":-23.818188,"freq_skew":0.800461,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":39.299999,"lon":-6.700000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486970,"usec":50211},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.099045,"noise_level":-23.737675,"freq_skew":1.228606,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486970,"usec":51890},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673219,"noise_level":-23.671146,"freq_skew":0.729524,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-XLF","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"W60537","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486970,"usec":51890},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.673219,"noise_level":-23.671146,"freq_skew":0.729524,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23220606","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,77,33,134,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486970,"usec":53960},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726147,"noise_level":-23.591976,"freq_skew":-1.325886,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":787,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[92,28,191,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486970,"usec":59642},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905155,"noise_level":-23.448681,"freq_skew":0.751790,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[16,66,31,98]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":6,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486970,"usec":820258},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.286806,"noise_level":-23.307714,"freq_skew":0.704227,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486970,"usec":824810},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560386,"noise_level":-23.181519,"freq_skew":0.740077,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486970,"usec":825402},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.144126,"noise_level":-23.168999,"freq_skew":-1.071012,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486971,"usec":589936},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683612,"noise_level":-23.968349,"freq_skew":0.432532,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":305,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":26,"dst_ref":52431,"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":[146,248]},{"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":1784486971,"usec":592802},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.194551,"noise_level":-24.952351,"freq_skew":0.651412,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"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":1784486972,"usec":344610},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765925,"noise_level":-24.891119,"freq_skew":0.807600,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":35866,"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":1784486972,"usec":353134},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691097,"noise_level":-24.620800,"freq_skew":0.202413,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784486972,"usec":353526},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556603,"noise_level":-24.606028,"freq_skew":0.455635,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1878,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"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":[37,198,97,254]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486973,"usec":108708},"freq":136975000,"burst_len_octets":1042,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652422,"noise_level":-24.416220,"freq_skew":-0.391093,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-OSS","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX1174","msg_num":"D45","msg_num_seq":"A","sublabel":"DF","msg_text":"B43C\r\nEC-OSS  28626LCEBBRLEMDER190726172808\r\n 348139360D42960D436BCG3C-L200-0004\r\n 32993-1535279344410787 -200 -480 67585\r\nPRI18252510038 430937  -24153  -18   -13 69109\r\n 34995269142060792 -240 -518\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8363 8416 8419 899210222 99256286 7130\r\n 7100 7209 7094 7114 345 360018181975\r\n 7308 7251 7191 7252-228  279  324 4945 5026\r\n 1090 2377 2387 -07 166 633 632  0\r\n 2427 2419  018  000 -025\r\n 399 706 706  00 -01 00028021\r\n015004001 015 68 835  97166  0\r\n018CE00000000003498300000100007F0010000000803000000678030000000100000000000000000000000000\r\n0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000\r\n 835910213 7105 1082 2463016001 66\r\n18141810028 440282  -12229  -21   -31 69109\r\n 34994270641760797 -230 -513\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8203 8266 8266 880510131 98416163 6925\r\n 6964 6951 6908 6991 345 362017371883\r\n 7024 7022 6993 7028-225  283  324 4845 4920\r\n 1012 2278 2278 -10 142 622"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486973,"usec":865676},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933901,"noise_level":-24.358643,"freq_skew":1.925925,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486973,"usec":866320},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686517,"noise_level":-24.738901,"freq_skew":0.562735,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784486974,"usec":628681},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464371,"noise_level":-24.357681,"freq_skew":2.108164,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":74,"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":44657,"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":[205,58,122,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486975,"usec":393386},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674494,"noise_level":-23.775162,"freq_skew":0.345530,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784486975,"usec":393694},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417961,"noise_level":-23.761757,"freq_skew":0.369258,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1878,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"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":[37,198,97,254]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486976,"usec":164537},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968909,"noise_level":-23.420315,"freq_skew":0.514908,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486976,"usec":164633},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-15.042994,"noise_level":-23.420315,"freq_skew":-1.210356,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486976,"usec":913697},"freq":136975000,"burst_len_octets":392,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621691,"noise_level":-23.129065,"freq_skew":-0.475486,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX1174","msg_num":"D45","msg_num_seq":"B","sublabel":"DF","msg_text":"B43C\r\nEC-OSS  28626LCEBBRLEMDER190726172808\r\n 348139360D42960D436BCG3C-L200-0004\r\n 32993-1535279344410787 -200 -480 67585\r\nPRI18252510038 430937  -24153  -18   -13 69109\r\n 34995269142060792 -240 -518\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8363 8416 8419 899210222 99256286 7130\r\n 7100 7209 7094 7114 345 360018181975\r\n 7308 7251 7191 7252-228  279  324 4945 5026\r\n 1090 2377 2387 -07 166 633 632  0\r\n 2427 2419  018  000 -025\r\n 399 706 706  00 -01 00028021\r\n015004001 015 68 835  97166  0\r\n018CE00000000003498300000100007F0010000000803000000678030000000100000000000000000000000000\r\n0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000\r\n 835910213 7105 1082 2463016001 66\r\n18141810028 440282  -12229  -21   -31 69109\r\n 34994270641760797 -230 -513\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8203 8266 8266 880510131 98416163 6925\r\n 6964 6951 6908 6991 345 362017371883\r\n 7024 7022 6993 7028-225  283  324 4845 4920\r\n 1012 2278 2278 -10 142 622 622  0\r\n 2656 2650  012  000 -019\r\n 426 694 694  00 -02 00025015\r\n000007011 015 63 860  73172  0\r\n018CE0000000000349C300000200007F001000000080D000000678030000000100000000000000000000000000\r\n0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000\r\n 820910141 6945 1015 2612019016 67\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486977,"usec":678901},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441505,"noise_level":-22.895622,"freq_skew":2.548175,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486980,"usec":723507},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672212,"noise_level":-22.385021,"freq_skew":-0.427628,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486982,"usec":248628},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.307383,"noise_level":-22.696625,"freq_skew":-2.406017,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784486983,"usec":9043},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705492,"noise_level":-22.909172,"freq_skew":-3.278887,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":215,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486983,"usec":16794},"freq":136975000,"burst_len_octets":456,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650526,"noise_level":-22.702608,"freq_skew":1.360881,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTO","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX1026","msg_num":"124","msg_num_seq":"A","sublabel":"T1","msg_text":"PLF 1 19JUL26 1849 EC-OTO AEA32SL LFPO/LEMD BCG59-U000-08E7 BCG38-0MFC-0017 L 1728 19JUL26\n\rNCMM\n\rMSG 7744974 I 1738 19JUL26 IC I 2 PL\n\rOC 1841 19JUL26 : 1843 19JUL26\n\rOC 1738 19JUL26 : 1833 19JUL26\n\rMSG 7744954 I 1728 19JUL26 PO I 2 PL\n\rOC 1841 19JUL26 : 1843 19JUL26\n\rOC 1728 19JUL26 : 1833 19JUL26\n\rMSG 7744964 I 1728 19JUL26 PO I 2 PL\n\rOC 1840 19JUL26 : 1842 19JUL26\n\rOC 1728 19JUL26 : 1833 19JUL26\n\rEOR"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486986,"usec":818692},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951479,"noise_level":-22.075768,"freq_skew":1.454565,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486986,"usec":823174},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.293531,"noise_level":-23.039934,"freq_skew":-0.252649,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486989,"usec":101540},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659753,"noise_level":-23.195522,"freq_skew":1.738929,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":268,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[9,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486989,"usec":863494},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897444,"noise_level":-23.232269,"freq_skew":0.849603,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486989,"usec":867991},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536251,"noise_level":-23.426035,"freq_skew":-1.738837,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":77,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[49,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486992,"usec":158365},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.118246,"noise_level":-22.423983,"freq_skew":0.734241,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[248,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486993,"usec":679218},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537528,"noise_level":-22.765041,"freq_skew":1.275815,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":945,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[170,245,10,184]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44682,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[64,142,148,131]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":49,"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":1784486994,"usec":431253},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474919,"noise_level":-23.228090,"freq_skew":1.916306,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":269,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[203,86]},{"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":1784486994,"usec":437842},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664047,"noise_level":-23.004274,"freq_skew":1.389647,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486994,"usec":439779},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735902,"noise_level":-22.930931,"freq_skew":0.851811,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784486994,"usec":440126},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.652201,"noise_level":-22.918768,"freq_skew":2.824303,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":552,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[92,31,224,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486995,"usec":196974},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742948,"noise_level":-22.918768,"freq_skew":1.972807,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784486995,"usec":197401},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593219,"noise_level":-24.012180,"freq_skew":-1.961338,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":78,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[243,3]},{"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":1784486995,"usec":965122},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461350,"noise_level":-23.655975,"freq_skew":0.187183,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1879,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[207,54,213,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784486999,"usec":12125},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.132804,"noise_level":-23.210695,"freq_skew":1.538805,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44615,"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":[211,126,152,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487000,"usec":533451},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736101,"noise_level":-23.203487,"freq_skew":1.512898,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":572,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44597,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[42,58,126,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487000,"usec":536502},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702846,"noise_level":-23.105791,"freq_skew":1.428421,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":946,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44682,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[81,225,135,43]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":49,"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":1784487001,"usec":293076},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695040,"noise_level":-22.885065,"freq_skew":0.770307,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784487001,"usec":302198},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496182,"noise_level":-22.658005,"freq_skew":2.011753,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"5U","blk_id":"3","ack":"!","flight":"ZD386V","msg_num":"M51","msg_num_seq":"A","msg_text":"LFPGLFPOLFQQ-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487002,"usec":57525},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626856,"noise_level":-22.683994,"freq_skew":1.542891,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487002,"usec":57525},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.626856,"noise_level":-22.683994,"freq_skew":1.542891,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"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":1784487002,"usec":60970},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738522,"noise_level":-23.565447,"freq_skew":0.730354,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487002,"usec":61435},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844511,"noise_level":-23.565447,"freq_skew":-0.120348,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44573,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[203,180,174,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487002,"usec":62015},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.787100,"noise_level":-23.552362,"freq_skew":-0.934444,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487002,"usec":820379},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483293,"noise_level":-23.255873,"freq_skew":1.326603,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":947,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[0,194,60,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487003,"usec":583830},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773405,"noise_level":-23.632507,"freq_skew":2.015489,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487003,"usec":586796},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.927970,"noise_level":-23.579884,"freq_skew":-0.348261,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487005,"usec":101101},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.883755,"noise_level":-23.194056,"freq_skew":-0.338053,"avlc":{"src":{"addr":"02006F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487006,"usec":633364},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404902,"noise_level":-22.941935,"freq_skew":-0.848840,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784487006,"usec":635032},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403863,"noise_level":-22.869114,"freq_skew":-0.929904,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44513,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[172,43,232,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487010,"usec":437283},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766554,"noise_level":-22.190830,"freq_skew":-2.444596,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487010,"usec":437711},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625841,"noise_level":-22.179659,"freq_skew":0.897124,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":624,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29494,"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":[98,94,88,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487010,"usec":440269},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637673,"noise_level":-22.124020,"freq_skew":0.944110,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487010,"usec":444271},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847193,"noise_level":-23.292980,"freq_skew":0.789167,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"RA","blk_id":"G","ack":"!","msg_text":"LFPG WEATHER\r\n \r\nMETAR: LFPG 191830Z 03010KT 360V060 CAVOK 22/06 Q1021 NOSIG "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487011,"usec":966837},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491948,"noise_level":-22.954798,"freq_skew":2.023690,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"_d","blk_id":"4","ack":"G","flight":"ZD386V","msg_num":"M52","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487012,"usec":727847},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952107,"noise_level":-22.654894,"freq_skew":0.828153,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487013,"usec":485283},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297125,"noise_level":-22.682230,"freq_skew":0.853949,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":719,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[90,209,3,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487014,"usec":243597},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305270,"noise_level":-23.382799,"freq_skew":1.024306,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":1784487015,"usec":2550},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702483,"noise_level":-23.186386,"freq_skew":0.736449,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":21370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":70,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[63,49,115,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487015,"usec":3525},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406374,"noise_level":-23.228725,"freq_skew":1.298527,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487015,"usec":6048},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633870,"noise_level":-24.043499,"freq_skew":-1.071321,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487015,"usec":6048},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.633870,"noise_level":-24.043499,"freq_skew":-1.071321,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":788,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29426,"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":[248,139,33,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487015,"usec":769676},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578769,"noise_level":-23.784523,"freq_skew":0.999580,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487015,"usec":771521},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.195876,"noise_level":-23.704319,"freq_skew":0.848840,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784487016,"usec":538890},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547988,"noise_level":-23.687849,"freq_skew":1.978410,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LVE","mode":"2","label":"17","blk_id":"2","ack":"!","flight":"W617ZC","msg_num":"M70","msg_num_seq":"A","msg_text":"185012,34978,1929, 10680,N 43.748,W  5.474,19JUL26,22685,  33,- 53"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487018,"usec":818261},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762730,"noise_level":-23.389170,"freq_skew":-0.954000,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":3,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487019,"usec":582274},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565648,"noise_level":-23.778938,"freq_skew":2.256847,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487019,"usec":583799},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926384,"noise_level":-23.725424,"freq_skew":-0.734342,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487020,"usec":343938},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745530,"noise_level":-23.931055,"freq_skew":0.950256,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":48.500000,"flags":192,"pdu_id":2639,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":44768,"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":[114,41,93,214]},{"name":"checksum","value":[195,7]},{"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":1784487021,"usec":105077},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754119,"noise_level":-23.609304,"freq_skew":0.809824,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"RA","blk_id":"H","ack":"!","msg_text":"LFPO WEATHER\r\n \r\nMETAR: LFPO 191830Z AUTO 01008KT 350V050 CAVOK 23/06 Q1021 NOSIG "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487021,"usec":107014},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549186,"noise_level":-23.530695,"freq_skew":0.495826,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1551,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":26,"dst_ref":44768,"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":[122,49]},{"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":1784487021,"usec":112912},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921339,"noise_level":-23.349995,"freq_skew":0.708889,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":48.500000,"flags":192,"pdu_id":2642,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":0,"variable_part_params":[{"name":"checksum","value":[91,178]},{"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":1784487021,"usec":112912},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.921339,"noise_level":-23.349995,"freq_skew":0.708889,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":48.500000,"flags":192,"pdu_id":2643,"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":[37,122]}]}],"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":1784487021,"usec":866291},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637366,"noise_level":-23.261036,"freq_skew":0.789058,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487021,"usec":869071},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555676,"noise_level":-23.336979,"freq_skew":1.495471,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EDDF"},{"name":"ac_location","value":{"loc":{"lat":40.400002,"lon":-6.300000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487021,"usec":869071},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.555676,"noise_level":-23.336979,"freq_skew":1.495471,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"DE01PW","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487021,"usec":869071},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.555676,"noise_level":-23.336979,"freq_skew":1.495471,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487021,"usec":872254},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584295,"noise_level":-23.235535,"freq_skew":1.499974,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"17074172","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,67,70,71,0,60,120,122,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487022,"usec":624273},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088872,"noise_level":-23.185255,"freq_skew":1.902787,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"_d","blk_id":"5","ack":"H","flight":"ZD386V","msg_num":"M53","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487022,"usec":625361},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739513,"noise_level":-23.883663,"freq_skew":0.452620,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1552,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44768,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[63,0]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487022,"usec":626078},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614925,"noise_level":-24.355858,"freq_skew":1.053746,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487022,"usec":626360},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.401682,"noise_level":-24.855900,"freq_skew":1.034429,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPY","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX9117","msg_num":"F80","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN38175W005585,PESAS,185020,400,PARKA,185703,SOTUK,M52,243064,836E2E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487022,"usec":626691},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706605,"noise_level":-24.840721,"freq_skew":0.861347,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":"17074172","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487022,"usec":631649},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586317,"noise_level":-24.660616,"freq_skew":1.540968,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"H2","blk_id":"9","ack":"!","flight":"V708DL","msg_num":"M14","msg_num_seq":"A","msg_text":"02E19LEVCLEASN41015W00412918363300M470233045G    Q"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487023,"usec":389588},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411591,"noise_level":-25.380028,"freq_skew":1.669069,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487023,"usec":390200},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.144011,"noise_level":-25.331749,"freq_skew":0.741923,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487023,"usec":391756},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818669,"noise_level":-25.251881,"freq_skew":0.861529,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487023,"usec":391756},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.818669,"noise_level":-25.251881,"freq_skew":0.861529,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487023,"usec":396158},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498780,"noise_level":-25.649647,"freq_skew":0.292599,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,82,65,77,0,2,0,248,0,0,0,0,0,0,0,1,1],"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":1553,"segment_offset":0,"pdu_total_len":117},"reasm_status":"skipped","options":[{"name":"lref","value":[1]},{"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":27,"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":[43,254]},{"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":1784487023,"usec":396707},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522203,"noise_level":-25.649647,"freq_skew":0.775380,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487024,"usec":152491},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439900,"noise_level":-25.468447,"freq_skew":0.877265,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":48.000000,"flags":192,"pdu_id":4179,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":27832,"dst_ref":27,"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":[98,165]},{"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":1784487024,"usec":156396},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666436,"noise_level":-25.259064,"freq_skew":1.324842,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487024,"usec":157552},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784636,"noise_level":-25.921474,"freq_skew":-2.113796,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487024,"usec":914913},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566687,"noise_level":-25.684292,"freq_skew":0.174826,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1554,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27832,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[131,122]},{"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":1784487024,"usec":920579},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578078,"noise_level":-25.747126,"freq_skew":0.277247,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1555,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27832,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[39,206]}]}],"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":[1,3,27,1,131320,0]}},"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":"RAM782K","long_tsap":{"rdp":[65,82,65,77,0],"short_tsap":{"ars":[2,0,248],"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":[65,82,65,77,0],"short_tsap":{"ars":[2,0,248],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,2,2]}}}}}}],"departure_airport":"GMME","destination_airport":"LFPO"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487025,"usec":674275},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770309,"noise_level":-25.596928,"freq_skew":0.682586,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487025,"usec":685241},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.249401,"noise_level":-25.304108,"freq_skew":0.914184,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487026,"usec":446259},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.698743,"noise_level":-24.974514,"freq_skew":1.018745,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487026,"usec":447772},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962390,"noise_level":-24.913128,"freq_skew":1.562860,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487027,"usec":199255},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.056629,"noise_level":-25.530136,"freq_skew":-1.867862,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487029,"usec":488701},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766801,"noise_level":-25.014059,"freq_skew":0.787355,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":48.000000,"flags":192,"pdu_id":4181,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":1,"variable_part_params":[{"name":"checksum","value":[216,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487029,"usec":488701},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.766801,"noise_level":-25.014059,"freq_skew":0.787355,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":48.000000,"flags":192,"pdu_id":4182,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[228,203]}]}],"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":1784487030,"usec":251955},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681750,"noise_level":-24.800119,"freq_skew":0.907970,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344197","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":9626,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487031,"usec":8573},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695874,"noise_level":-24.488775,"freq_skew":0.353841,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1556,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27832,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[149,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487031,"usec":8697},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.048692,"noise_level":-24.488775,"freq_skew":0.861006,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"RA","blk_id":"I","ack":"!","msg_text":"LFQQ WEATHER\r\n \r\nMETAR: LFQQ 191830Z AUTO 35011KT 310V010 CAVOK 18/07 Q1023 NOSIG "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487031,"usec":12709},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627215,"noise_level":-24.401833,"freq_skew":-1.878164,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487031,"usec":14867},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581123,"noise_level":-24.836580,"freq_skew":0.342363,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1557,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":27,"dst_ref":27832,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[205,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487031,"usec":770500},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886048,"noise_level":-25.487040,"freq_skew":0.816288,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":48.000000,"flags":192,"pdu_id":4187,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":27832,"dst_ref":27,"variable_part_params":[{"name":"checksum","value":[181,122]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487031,"usec":772588},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675316,"noise_level":-25.421936,"freq_skew":0.345095,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1558,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44768,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[165,57]}]}],"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":1784487031,"usec":773985},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954120,"noise_level":-26.428127,"freq_skew":0.912445,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"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":1784487032,"usec":533783},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580597,"noise_level":-26.247944,"freq_skew":1.986907,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"_d","blk_id":"6","ack":"I","flight":"ZD386V","msg_num":"M54","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487032,"usec":534033},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683097,"noise_level":-26.447210,"freq_skew":0.664559,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":48.500000,"flags":192,"pdu_id":2651,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[1,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487032,"usec":534033},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.683097,"noise_level":-26.447210,"freq_skew":0.664559,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":48.500000,"flags":192,"pdu_id":2652,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":44768,"dst_ref":26,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[146,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487032,"usec":544032},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936612,"noise_level":-26.089735,"freq_skew":-0.722030,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487033,"usec":297782},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958452,"noise_level":-26.478827,"freq_skew":0.777384,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487033,"usec":297868},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772477,"noise_level":-26.478827,"freq_skew":0.262820,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":1559,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":26,"dst_ref":44768,"variable_part_params":[{"name":"checksum","value":[228,225]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487033,"usec":300475},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595781,"noise_level":-27.441149,"freq_skew":0.728032,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487033,"usec":303329},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855614,"noise_level":-27.608406,"freq_skew":0.353304,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44712,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[200,134,9,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487033,"usec":305976},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.525289,"noise_level":-27.546062,"freq_skew":0.963006,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487034,"usec":60195},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409654,"noise_level":-27.402306,"freq_skew":0.947604,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487034,"usec":61955},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940508,"noise_level":-27.458403,"freq_skew":2.269638,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487034,"usec":817816},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895487,"noise_level":-27.195915,"freq_skew":-1.686631,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487034,"usec":820116},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018293,"noise_level":-27.777836,"freq_skew":2.406489,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487034,"usec":827534},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869429,"noise_level":-27.423613,"freq_skew":0.822422,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487035,"usec":580800},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643226,"noise_level":-27.301964,"freq_skew":1.414197,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EPKT"},{"name":"ac_location","value":{"loc":{"lat":41.500000,"lon":-5.000000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487035,"usec":580800},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.643226,"noise_level":-27.301964,"freq_skew":1.414197,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"W697AX","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487035,"usec":580933},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504862,"noise_level":-27.301964,"freq_skew":1.323177,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222137","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,77,36,95,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487035,"usec":585477},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784184,"noise_level":-27.024572,"freq_skew":0.656067,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":"23222137","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487035,"usec":586345},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524936,"noise_level":-27.060566,"freq_skew":0.701783,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487036,"usec":347753},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932545,"noise_level":-26.752777,"freq_skew":0.525938,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487037,"usec":99180},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899302,"noise_level":-27.347912,"freq_skew":1.449090,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487037,"usec":868221},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731061,"noise_level":-26.632559,"freq_skew":0.774204,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":21392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":70,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[12,24,144,82]}]}],"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":7,"day":19},"time":{"hour":18,"min":50,"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":1784487038,"usec":629115},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492719,"noise_level":-26.285427,"freq_skew":-1.121067,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":789,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29426,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[123,228,195,103]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29426,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[228,82,24,45]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":50,"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":1784487038,"usec":632452},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956546,"noise_level":-26.090618,"freq_skew":0.919037,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":21393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":70,"credit":15,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[148,253,165,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487039,"usec":391305},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847075,"noise_level":-25.764093,"freq_skew":-1.035312,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487041,"usec":679795},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853306,"noise_level":-25.071943,"freq_skew":-0.904039,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487042,"usec":436546},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448385,"noise_level":-25.641258,"freq_skew":0.692932,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2675,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[148,253,198,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487042,"usec":437674},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093003,"noise_level":-25.591509,"freq_skew":-2.401432,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487042,"usec":439931},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705463,"noise_level":-25.509228,"freq_skew":1.674080,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44597,"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":[97,83,36,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487043,"usec":199870},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.054450,"noise_level":-25.372126,"freq_skew":1.020000,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784487043,"usec":200830},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.047029,"noise_level":-25.323895,"freq_skew":-1.298867,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":790,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29426,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[6,21,131,90]}]}],"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":7,"day":19},"time":{"hour":18,"min":50,"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":1784487043,"usec":202510},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899031,"noise_level":-26.053469,"freq_skew":-1.072723,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":791,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44737,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[135,223,35,206]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":50,"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":1784487043,"usec":962086},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022817,"noise_level":-27.026356,"freq_skew":-3.106609,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487043,"usec":962635},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629960,"noise_level":-27.006874,"freq_skew":0.751938,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"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":1784487043,"usec":964274},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396148,"noise_level":-27.060072,"freq_skew":0.852521,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":21399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":70,"credit":15,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[233,202,215,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487043,"usec":965786},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916167,"noise_level":-26.962719,"freq_skew":0.788535,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":21400,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":29426,"dst_ref":70,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[21,22,87,42]}],"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":1784487043,"usec":965786},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.916167,"noise_level":-26.962719,"freq_skew":0.788535,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2680,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[139,162,79,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487043,"usec":966069},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364295,"noise_level":-26.943377,"freq_skew":-1.864612,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487043,"usec":967316},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730113,"noise_level":-26.885612,"freq_skew":-1.138461,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487043,"usec":967316},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.730113,"noise_level":-26.885612,"freq_skew":-1.138461,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487043,"usec":967316},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.730113,"noise_level":-26.885612,"freq_skew":-1.138461,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":792,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":70,"dst_ref":29426,"variable_part_params":[{"name":"atn_checksum","value":[88,3,211,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487043,"usec":968103},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732574,"noise_level":-26.866440,"freq_skew":2.154603,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":43.700001,"lon":-5.500000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487043,"usec":968880},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855248,"noise_level":-26.809185,"freq_skew":0.748621,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2681,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[253,70,144,31]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":50,"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":1784487044,"usec":723468},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744587,"noise_level":-26.621006,"freq_skew":2.416188,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LVE","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"W617ZC","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487044,"usec":724905},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848517,"noise_level":-27.325592,"freq_skew":-1.325453,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":793,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[207,187,186,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487044,"usec":726231},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484349,"noise_level":-27.245214,"freq_skew":2.281821,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21617462","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,31,50,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487044,"usec":726231},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.484349,"noise_level":-27.245214,"freq_skew":2.281821,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487044,"usec":728210},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569767,"noise_level":-27.126022,"freq_skew":0.296617,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1560,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[83,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487045,"usec":491159},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028414,"noise_level":-26.835003,"freq_skew":0.982796,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784487045,"usec":494713},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802021,"noise_level":-26.627621,"freq_skew":0.938791,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487046,"usec":251320},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322998,"noise_level":-27.046080,"freq_skew":2.317350,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487046,"usec":256220},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643735,"noise_level":-26.795588,"freq_skew":-0.306927,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487048,"usec":531443},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.995932,"noise_level":-26.313763,"freq_skew":2.982240,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":553,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"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":[22,86,24,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487048,"usec":537016},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433883,"noise_level":-26.100773,"freq_skew":-2.145713,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HZUN","mode":"2","label":"2F","blk_id":"5","ack":"!","flight":"AF1459","msg_num":"M23","msg_num_seq":"A","msg_text":"1850+4289-249/3739"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487049,"usec":293923},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868686,"noise_level":-25.773872,"freq_skew":1.312184,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"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":44643,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[104,166,5,223]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487049,"usec":295412},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466249,"noise_level":-25.723364,"freq_skew":0.702209,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2687,"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":1784487050,"usec":55653},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487239,"noise_level":-25.345585,"freq_skew":0.144474,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1561,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[46,49]},{"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":1784487050,"usec":57483},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939703,"noise_level":-25.861977,"freq_skew":-0.494992,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2927,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[174,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487050,"usec":823475},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423677,"noise_level":-25.451527,"freq_skew":0.782545,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487050,"usec":830747},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517936,"noise_level":-25.306545,"freq_skew":0.914377,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487051,"usec":586700},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037204,"noise_level":-24.900173,"freq_skew":0.726219,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487052,"usec":340052},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610219,"noise_level":-24.748802,"freq_skew":-0.162786,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44573,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[3,105,137,213]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487052,"usec":341731},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579977,"noise_level":-24.733810,"freq_skew":0.104233,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487052,"usec":342665},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582339,"noise_level":-24.703901,"freq_skew":-2.379070,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487052,"usec":342806},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736007,"noise_level":-25.216003,"freq_skew":0.675120,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2691,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[231,29,230,31]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":50,"sec":51}},"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":1784487052,"usec":343081},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650800,"noise_level":-25.216003,"freq_skew":-2.037946,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487052,"usec":344169},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494198,"noise_level":-25.864279,"freq_skew":-1.851114,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":3,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487053,"usec":107290},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638183,"noise_level":-26.398592,"freq_skew":-1.800193,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15040627","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,65,151,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487053,"usec":110297},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695188,"noise_level":-26.290400,"freq_skew":-1.319863,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487053,"usec":111017},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495251,"noise_level":-26.919138,"freq_skew":-1.878838,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOV","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"YW1325","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487053,"usec":867258},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763645,"noise_level":-27.661186,"freq_skew":-1.192072,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44737,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[37,136,236,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487053,"usec":867465},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749184,"noise_level":-28.606968,"freq_skew":-0.307836,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":2928,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487053,"usec":867564},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612536,"noise_level":-28.606968,"freq_skew":1.765316,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487053,"usec":873777},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395376,"noise_level":-28.218056,"freq_skew":-1.779729,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487053,"usec":874773},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841876,"noise_level":-29.208376,"freq_skew":1.753658,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487054,"usec":626078},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965802,"noise_level":-29.133476,"freq_skew":0.769687,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487054,"usec":627598},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.269898,"noise_level":-29.010063,"freq_skew":0.709712,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784487054,"usec":631788},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837233,"noise_level":-28.720833,"freq_skew":-1.670718,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487056,"usec":162191},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.186562,"noise_level":-27.444427,"freq_skew":1.047092,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":4,"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":9816,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487056,"usec":920196},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680122,"noise_level":-27.044451,"freq_skew":-0.935564,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487056,"usec":920196},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.680122,"noise_level":-27.044451,"freq_skew":-0.935564,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":316,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44513,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[112,118,122,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487057,"usec":681289},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.986622,"noise_level":-27.374628,"freq_skew":-0.316311,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":2928,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487057,"usec":682783},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682537,"noise_level":-27.354347,"freq_skew":1.892322,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":518,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[16,62,71,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487057,"usec":683271},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464049,"noise_level":-27.354347,"freq_skew":-1.949839,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":553,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487058,"usec":445216},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722272,"noise_level":-27.055712,"freq_skew":1.491616,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487059,"usec":203591},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961242,"noise_level":-27.251820,"freq_skew":-0.187424,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2929,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[101,121]},{"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":1784487059,"usec":963796},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.389645,"noise_level":-26.652441,"freq_skew":-2.161696,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487059,"usec":964312},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856325,"noise_level":-26.633778,"freq_skew":0.784417,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2712,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[46,75,75,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487059,"usec":966079},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599126,"noise_level":-27.004456,"freq_skew":0.742211,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":720,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"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":[145,234,168,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487060,"usec":723095},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062585,"noise_level":-26.774073,"freq_skew":0.737921,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":4,"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":9816,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487060,"usec":723714},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.323453,"noise_level":-26.755146,"freq_skew":2.727836,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1840,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52373,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[237,205]},{"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":1784487060,"usec":728004},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665579,"noise_level":-26.531199,"freq_skew":0.778710,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","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":1784487061,"usec":488289},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544662,"noise_level":-26.624203,"freq_skew":1.229092,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":850,"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":1784487062,"usec":244420},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604616,"noise_level":-26.030434,"freq_skew":1.950626,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487062,"usec":246321},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430751,"noise_level":-25.943909,"freq_skew":0.841002,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":663,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487063,"usec":10087},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444190,"noise_level":-26.677265,"freq_skew":0.770200,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-XLF","mode":"2","label":"B9","blk_id":"7","ack":"!","flight":"W60537","msg_num":"M77","msg_num_seq":"A","msg_text":"/LPPT.TI2/024LPPTA93DE"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487063,"usec":11485},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.718909,"noise_level":-26.602640,"freq_skew":2.745991,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1841,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487063,"usec":772424},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123718,"noise_level":-26.097488,"freq_skew":2.642432,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1840,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52373,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[237,205]},{"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":1784487063,"usec":773396},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366939,"noise_level":-26.062508,"freq_skew":1.566402,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"16","blk_id":"0","ack":"!","flight":"V708DL","msg_num":"M15","msg_num_seq":"A","msg_text":"185102,27784,1912,  90,N 42.364 W  5.645"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487064,"usec":528380},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688622,"noise_level":-26.584913,"freq_skew":0.883936,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487065,"usec":288761},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754185,"noise_level":-26.499008,"freq_skew":1.648335,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487066,"usec":62887},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019777,"noise_level":-25.760384,"freq_skew":0.738884,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487066,"usec":63034},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335383,"noise_level":-25.760384,"freq_skew":1.511761,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":44704,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[160,83,69,246]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487066,"usec":825423},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641966,"noise_level":-25.617781,"freq_skew":0.879434,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487069,"usec":115955},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.171783,"noise_level":-24.383066,"freq_skew":0.738667,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487070,"usec":635920},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558127,"noise_level":-23.967613,"freq_skew":0.765325,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-XLF","mode":"2","label":"_d","blk_id":"8","ack":"E","flight":"W60537","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487071,"usec":389238},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674334,"noise_level":-24.262037,"freq_skew":0.699469,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44616,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[145,109,110,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487072,"usec":154024},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719699,"noise_level":-24.229479,"freq_skew":0.821948,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487072,"usec":913713},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932900,"noise_level":-23.923948,"freq_skew":0.825909,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2748,"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":[133,132,140,40]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":51,"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":"NUBLO"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487073,"usec":674846},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491339,"noise_level":-23.641998,"freq_skew":1.535199,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44704,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[245,32,119,161]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44704,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[114,36,240,54]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":51,"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":1784487073,"usec":679222},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.031098,"noise_level":-24.638771,"freq_skew":0.887194,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2752,"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":[168,64,178,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487073,"usec":680012},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.265449,"noise_level":-24.609188,"freq_skew":2.783087,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":554,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29511,"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":[250,71,185,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487073,"usec":680216},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585783,"noise_level":-24.609188,"freq_skew":0.678889,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-XLF","mode":"2","label":"_d","blk_id":"8","ack":"E","flight":"W60537","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487074,"usec":433222},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872955,"noise_level":-24.483164,"freq_skew":-3.297265,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44693,"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":[121,57,84,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487074,"usec":433630},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498190,"noise_level":-25.223709,"freq_skew":1.606663,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487075,"usec":206733},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899324,"noise_level":-24.926662,"freq_skew":0.912041,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-XLF","mode":"2","label":"_d","blk_id":"9","ack":"F","flight":"W60537","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487075,"usec":208917},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808624,"noise_level":-24.880836,"freq_skew":0.485214,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1880,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":13,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487075,"usec":963463},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.149324,"noise_level":-24.714840,"freq_skew":1.018984,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487075,"usec":964990},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956223,"noise_level":-24.655254,"freq_skew":1.020868,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":4,"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":44674,"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":[58,215,227,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487079,"usec":24902},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550998,"noise_level":-23.121502,"freq_skew":1.723644,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"B9","blk_id":"7","ack":"!","flight":"ZD386V","msg_num":"M55","msg_num_seq":"A","msg_text":"/LFPG.TI2/024LFPGAF9C0"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487079,"usec":770331},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555004,"noise_level":-23.722908,"freq_skew":0.914277,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"_d","blk_id":"Y","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487080,"usec":534803},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803382,"noise_level":-23.512138,"freq_skew":0.997837,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".F-HDRK","mode":"2","label":"A9","blk_id":"J","ack":"!","msg_text":"/CDGATYA.TI2/LFPG ARR ATIS Q\r\n1843Z\r\nEXPECT 1E 1N ILS 09L AND\r\n 1E 1N ILS 08R\r\nARR RWY 09L AND 08R DEP\r\n RWY 09R AND 08L SID 6G\r\n 6H\r\n/RSCD \r\n 09L  666   1440 Z DRY\r\n DRY DRY\r\n 09R  666   1555 Z DRY\r\n DRY DRY\r\n 08L  666 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487082,"usec":54325},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695797,"noise_level":-23.071896,"freq_skew":0.526808,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44712,"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":[200,244,39,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487082,"usec":55729},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474076,"noise_level":-24.249372,"freq_skew":1.703470,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"_d","blk_id":"8","ack":"J","flight":"ZD386V","msg_num":"M56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487082,"usec":59127},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618968,"noise_level":-24.344391,"freq_skew":1.642229,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":11,"lifetime":20.000000,"flags":246,"pdu_id":348,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44704,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[5,43,38,32]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":51,"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":1784487082,"usec":62816},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780597,"noise_level":-24.202328,"freq_skew":-1.843037,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487082,"usec":65850},"freq":136975000,"burst_len_octets":287,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889284,"noise_level":-24.160156,"freq_skew":0.971954,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".F-HDRK","mode":"2","label":"A9","blk_id":"K","ack":"!","msg_text":"  1540 Z DRY\r\n DRY DRY\r\n 08R  666   1530 Z DRY\r\n DRY DRY\r\n \r\nTRL 60\r\n/OPS INFOS\r\n ARRIVALS VIA LORNI AND\r\n OKIPA EXPECT 1X OR 1R\r\n APCH\r\n WILDLIFE HAZARD MEDIUM\r\n \r\nWIND 030/10 KT\r\nCAVOK \r\nT+22 DP+06\r\nQNH 1021\r\n CONFIRM "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487082,"usec":65850},"freq":136975000,"burst_len_octets":287,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.889284,"noise_level":-24.160156,"freq_skew":0.971954,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2766,"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":[253,13,228,75]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487082,"usec":820088},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690447,"noise_level":-24.048693,"freq_skew":1.160415,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487082,"usec":826807},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701129,"noise_level":-24.171558,"freq_skew":1.327702,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487083,"usec":579789},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605263,"noise_level":-24.835470,"freq_skew":0.712208,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2768,"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":[237,178,240,89]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":51,"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":1784487083,"usec":582869},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.297771,"noise_level":-25.169916,"freq_skew":1.288865,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":1784487083,"usec":586631},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368751,"noise_level":-25.029297,"freq_skew":0.359266,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1881,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[207,54,213,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487084,"usec":340956},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917789,"noise_level":-24.845280,"freq_skew":1.911829,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"_d","blk_id":"9","ack":"K","flight":"ZD386V","msg_num":"M57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487084,"usec":343812},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654292,"noise_level":-25.381039,"freq_skew":0.312566,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44712,"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":[200,244,39,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487085,"usec":104611},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751617,"noise_level":-26.017918,"freq_skew":0.960545,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"A9","blk_id":"L","ack":"!","msg_text":"/CDGATYA.TI2/LFPG ARR ATIS Q\r\n1843Z\r\nEXPECT 1E 1N ILS 09L AND\r\n 1E 1N ILS 08R\r\nARR RWY 09L AND 08R DEP\r\n RWY 09R AND 08L SID 6G\r\n 6H\r\n/RSCD \r\n 09L  666   1440 Z DRY\r\n DRY DRY\r\n 09R  666   1555 Z DRY\r\n DRY DRY\r\n 08L  666   1540 Z DRY\r\n DRY DRY\r\n 08R  666   1530 Z DRY\r\n DRY DRY\r\n \r\nTRL 60\r\n/OPS INFOS\r\n ARRIVALS VIA LORNI AND\r\n OKIPA EXPECT 1X OR 1R\r\n APCH\r\n WILDLIFE HAZARD MEDIUM\r\n \r\nWIND 030/10 KT\r\nCAVOK \r\nT+22 DP+06\r\nQNH 1021\r\n CONFIRM ATIS Q ON FIRST\r\n CTCCC8A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487085,"usec":112996},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602976,"noise_level":-25.594254,"freq_skew":0.854680,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":10025,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487085,"usec":872245},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532118,"noise_level":-25.301523,"freq_skew":1.761634,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"_d","blk_id":"0","ack":"L","flight":"ZD386V","msg_num":"M58","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487086,"usec":626772},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387502,"noise_level":-25.943518,"freq_skew":1.592333,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487086,"usec":632463},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.126774,"noise_level":-26.017242,"freq_skew":0.729346,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487086,"usec":633064},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538633,"noise_level":-25.982580,"freq_skew":0.690150,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"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":29494,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[193,188,62,69]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29494,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[179,178,129,75]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":51,"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":1784487087,"usec":391425},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.048504,"noise_level":-25.660017,"freq_skew":0.883618,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2768,"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":[237,178,240,89]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":51,"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":1784487087,"usec":394117},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.088696,"noise_level":-25.544132,"freq_skew":1.373851,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487088,"usec":151573},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758313,"noise_level":-25.316904,"freq_skew":0.900001,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":10038,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":13,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487088,"usec":158828},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886180,"noise_level":-25.247126,"freq_skew":0.954729,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487088,"usec":912952},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707325,"noise_level":-25.136587,"freq_skew":1.449363,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":349,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44704,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[105,191,114,145]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487089,"usec":668188},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561032,"noise_level":-25.139540,"freq_skew":0.899457,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487090,"usec":437481},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915706,"noise_level":-24.640043,"freq_skew":-1.915946,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487091,"usec":203375},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807437,"noise_level":-24.406113,"freq_skew":1.011688,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":3,"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":10063,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487091,"usec":204045},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.362771,"noise_level":-24.377310,"freq_skew":2.810599,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":555,"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":1784487091,"usec":207089},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.338353,"noise_level":-24.263042,"freq_skew":0.965567,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-4.600000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487091,"usec":210049},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612055,"noise_level":-24.150261,"freq_skew":0.753580,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSG","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"TO89CZ","msg_num":"S28","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487091,"usec":210049},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.612055,"noise_level":-24.150261,"freq_skew":0.753580,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"16357106","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,86,70,0,57,222,70,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487091,"usec":955336},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.551986,"noise_level":-25.151783,"freq_skew":2.866819,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487091,"usec":960158},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.152350,"noise_level":-24.965179,"freq_skew":0.075157,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487091,"usec":961902},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517021,"noise_level":-25.305016,"freq_skew":0.806289,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":36064,"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":1784487091,"usec":963888},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825089,"noise_level":-25.225391,"freq_skew":0.843484,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29494,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[82,140,201,17]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":51,"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":1784487092,"usec":724483},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566751,"noise_level":-25.743771,"freq_skew":0.323240,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1882,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[52,138,228,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487092,"usec":725617},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599741,"noise_level":-26.147821,"freq_skew":0.824664,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487092,"usec":729725},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903444,"noise_level":-25.938816,"freq_skew":0.752890,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487093,"usec":492611},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590300,"noise_level":-25.785295,"freq_skew":0.648643,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784487093,"usec":493874},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837449,"noise_level":-25.734720,"freq_skew":0.308201,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487093,"usec":496920},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.263809,"noise_level":-25.766964,"freq_skew":0.526079,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487094,"usec":250988},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610898,"noise_level":-25.501118,"freq_skew":-3.096265,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LPR","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX9172","msg_num":"F45","msg_num_seq":"A","sublabel":"M1","msg_text":"REQPWI/WQ370:KORNO.ABODA.IBALU.ERMED.TOVRA.VEDOD.TERTO.LZR/DQ370/SPFD08"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487094,"usec":254125},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771499,"noise_level":-25.948589,"freq_skew":0.938196,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":29494,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[23,137,112,239]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487094,"usec":255648},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799037,"noise_level":-25.897055,"freq_skew":1.983130,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":74,"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":44657,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[165,188,70,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487095,"usec":777642},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486010,"noise_level":-25.121693,"freq_skew":0.673032,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":36064,"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":1784487098,"usec":58700},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895607,"noise_level":-24.286024,"freq_skew":-3.206735,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487098,"usec":60629},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974403,"noise_level":-24.201077,"freq_skew":1.318925,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487098,"usec":60629},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.974403,"noise_level":-24.201077,"freq_skew":1.318925,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44643,"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":[104,196,73,210]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487100,"usec":337534},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621253,"noise_level":-23.274649,"freq_skew":0.910082,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":36064,"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":1784487100,"usec":342271},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971594,"noise_level":-23.148928,"freq_skew":0.784471,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":10129,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487101,"usec":111662},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631758,"noise_level":-23.753881,"freq_skew":-1.236857,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487101,"usec":115034},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502517,"noise_level":-23.634272,"freq_skew":-0.956930,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487101,"usec":860201},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.133213,"noise_level":-23.464359,"freq_skew":0.506249,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487104,"usec":161556},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696307,"noise_level":-22.320326,"freq_skew":1.351697,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":350,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":12,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487104,"usec":912291},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825054,"noise_level":-22.230030,"freq_skew":0.760186,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":1784487105,"usec":680084},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.968807,"noise_level":-22.265358,"freq_skew":1.396631,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487107,"usec":970515},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511300,"noise_level":-22.656605,"freq_skew":1.527797,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487107,"usec":973655},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525555,"noise_level":-23.259655,"freq_skew":-3.265777,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LPR","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX9172","msg_num":"F46","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39015W004406,MD012,185145,350,KORNO,192615,ABODA,M49,242059,1765BE8"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487107,"usec":974347},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672614,"noise_level":-23.940554,"freq_skew":1.628809,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":519,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"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":[206,187,213,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487107,"usec":976982},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.111891,"noise_level":-23.987410,"freq_skew":-0.870888,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487111,"usec":15622},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672223,"noise_level":-22.753666,"freq_skew":2.174903,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487111,"usec":18613},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806641,"noise_level":-23.140743,"freq_skew":-2.312101,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487111,"usec":775449},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628894,"noise_level":-23.029232,"freq_skew":-3.107641,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487111,"usec":783138},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820758,"noise_level":-22.822433,"freq_skew":-0.172134,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487112,"usec":539964},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.963907,"noise_level":-22.705462,"freq_skew":-3.073771,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LPR","mode":"2","label":"_d","blk_id":"5","ack":"J","flight":"UX9172","msg_num":"S10","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487113,"usec":301900},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.259188,"noise_level":-23.178772,"freq_skew":2.752733,"avlc":{"src":{"addr":"48597D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487114,"usec":70115},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.105921,"noise_level":-22.822950,"freq_skew":-3.224386,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LPR","mode":"2","label":"_d","blk_id":"6","ack":"K","flight":"UX9172","msg_num":"S11","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487114,"usec":814220},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619696,"noise_level":-23.642319,"freq_skew":-0.782385,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1656,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[139,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487114,"usec":818113},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890618,"noise_level":-24.666004,"freq_skew":-0.526164,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487115,"usec":590820},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499362,"noise_level":-24.174801,"freq_skew":-2.450730,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1904,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[234,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487115,"usec":591542},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955595,"noise_level":-24.593086,"freq_skew":0.717163,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487116,"usec":347143},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650903,"noise_level":-24.360405,"freq_skew":-0.979980,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1657,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[66,149]},{"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":1784487116,"usec":350486},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682011,"noise_level":-25.321941,"freq_skew":-0.898124,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"ac_location","value":{"loc":{"lat":43.500000,"lon":-5.000000},"alt":19000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487116,"usec":351881},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.209499,"noise_level":-25.289944,"freq_skew":-1.868410,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487117,"usec":111378},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931886,"noise_level":-24.983315,"freq_skew":-0.839534,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOY","mode":"2","label":"SA","blk_id":"1","ack":"!","flight":"V73590","msg_num":"M60","msg_num_seq":"A","msg_text":"0E21851572/","media-adv":{"err":false,"version":0,"current_link":{"code":"2","descr":"VDL2","established":true,"time":{"hour":18,"min":51,"sec":57}},"links_avail":[{"code":"2","descr":"VDL2"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487117,"usec":866868},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466548,"noise_level":-24.891308,"freq_skew":-1.115672,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_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":"15063104","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,86,79,69,0,52,102,68,0,0,0,0,0,0,0,0,0],"options":[{"name":"atn_datalink_caps","value":[1]}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487117,"usec":867800},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097289,"noise_level":-24.929558,"freq_skew":-0.756094,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487117,"usec":872253},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891279,"noise_level":-24.835869,"freq_skew":1.788564,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487118,"usec":632602},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378593,"noise_level":-24.450464,"freq_skew":1.553135,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"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":44615,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[111,1,115,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487120,"usec":148873},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742744,"noise_level":-24.292614,"freq_skew":0.704553,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39DE46","type":"Aircraft"},"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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487120,"usec":149714},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411343,"noise_level":-24.250004,"freq_skew":0.840612,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487120,"usec":921525},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619736,"noise_level":-24.073780,"freq_skew":-0.686534,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1657,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[66,149]},{"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":1784487120,"usec":922133},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609123,"noise_level":-25.136921,"freq_skew":-2.292887,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1905,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[173,161]},{"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":1784487120,"usec":923993},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624371,"noise_level":-25.674202,"freq_skew":-1.997774,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":14,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487120,"usec":927706},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502126,"noise_level":-25.558130,"freq_skew":0.725706,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44616,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[175,119,58,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487121,"usec":676271},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431561,"noise_level":-26.032066,"freq_skew":-0.874098,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"15063104","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,86,79,69,0,52,102,68,0,0,0,0,0,0,0,0,0],"options":[{"name":"atn_datalink_caps","value":[1]}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487121,"usec":684963},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954454,"noise_level":-26.211851,"freq_skew":0.722371,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":306,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44614,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487122,"usec":437839},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778242,"noise_level":-26.141106,"freq_skew":-0.802154,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487122,"usec":442966},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659229,"noise_level":-26.542616,"freq_skew":-1.089633,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":101,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":3,"ack":9,"credit_offered":2,"credit_avail":4,"err_code":4,"err_descr":"FSM error","err_fsm_bispdu_type":1,"err_fsm_state":5,"err_fsm_bispdu_name":"Open","err_fsm_state_descr":"ESTABLISHED"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487122,"usec":446454},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845233,"noise_level":-27.076540,"freq_skew":0.945408,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784487123,"usec":196594},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624164,"noise_level":-26.959625,"freq_skew":0.674237,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":948,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[0,194,60,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487123,"usec":197438},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636650,"noise_level":-27.858076,"freq_skew":1.430713,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"81","blk_id":"1","ack":"!","flight":"V708DL","msg_num":"M16","msg_num_seq":"A","msg_text":"APTINFO OVD\r\nVOE3583 ETA1915 WCH3S1R\r\nVOE3594 FUEL YES\r\nGRACIAS NACHO\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487123,"usec":962468},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451733,"noise_level":-27.791796,"freq_skew":0.869169,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487123,"usec":964007},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201892,"noise_level":-27.664919,"freq_skew":0.823575,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784487123,"usec":965356},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513184,"noise_level":-27.581350,"freq_skew":-2.019083,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487124,"usec":717912},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532185,"noise_level":-27.834167,"freq_skew":1.441257,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487125,"usec":484432},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.467668,"noise_level":-27.355282,"freq_skew":-0.843865,"avlc":{"src":{"addr":"02006F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487125,"usec":484668},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.401034,"noise_level":-27.414339,"freq_skew":2.915819,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487125,"usec":486486},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685625,"noise_level":-27.292816,"freq_skew":2.192209,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487125,"usec":490388},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717208,"noise_level":-27.054760,"freq_skew":-0.858026,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1657,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[66,149]},{"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":1784487127,"usec":5081},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749619,"noise_level":-26.706522,"freq_skew":-1.079537,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":101,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":3,"ack":9,"credit_offered":2,"credit_avail":4,"err_code":4,"err_descr":"FSM error","err_fsm_bispdu_type":1,"err_fsm_state":5,"err_fsm_bispdu_name":"Open","err_fsm_state_descr":"ESTABLISHED"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487127,"usec":12132},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820868,"noise_level":-26.320438,"freq_skew":-0.875849,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487127,"usec":769952},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667831,"noise_level":-26.213209,"freq_skew":-0.876442,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487127,"usec":771687},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597172,"noise_level":-26.212709,"freq_skew":-0.982923,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487128,"usec":535309},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957197,"noise_level":-25.628914,"freq_skew":0.936814,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2836,"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":1784487130,"usec":54478},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946668,"noise_level":-25.650816,"freq_skew":0.564562,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":307,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44614,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[245,50]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487132,"usec":337023},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717233,"noise_level":-24.513351,"freq_skew":0.813414,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2836,"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":1784487133,"usec":864187},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.225429,"noise_level":-24.080795,"freq_skew":0.414880,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487134,"usec":631895},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864216,"noise_level":-23.681778,"freq_skew":-3.149454,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487135,"usec":384858},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477979,"noise_level":-23.583206,"freq_skew":0.182463,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":371,"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":1784487135,"usec":396922},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978183,"noise_level":-24.407158,"freq_skew":1.071461,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487135,"usec":401343},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503133,"noise_level":-24.732479,"freq_skew":0.401499,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487136,"usec":151876},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.216614,"noise_level":-25.746216,"freq_skew":1.058725,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":1784487136,"usec":153781},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406469,"noise_level":-25.645807,"freq_skew":-2.085099,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFPG"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487136,"usec":164035},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702479,"noise_level":-25.886765,"freq_skew":0.645214,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":307,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44614,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[245,50]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487136,"usec":164524},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.127681,"noise_level":-25.886765,"freq_skew":0.971786,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15102101","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,132,65,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487136,"usec":166845},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966808,"noise_level":-25.750980,"freq_skew":-1.739066,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":79,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487136,"usec":167897},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710536,"noise_level":-25.700603,"freq_skew":-2.236350,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"16363215","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,70,82,0,57,230,141,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487136,"usec":905966},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.256989,"noise_level":-25.826780,"freq_skew":1.126462,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPY","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"UX9117","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487136,"usec":908141},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960076,"noise_level":-25.691925,"freq_skew":0.696237,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784487137,"usec":672324},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828160,"noise_level":-25.460846,"freq_skew":-1.058284,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":102,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":13,"credit_offered":2,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,86,79,69,0,52,102,68],"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":1784487137,"usec":672588},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.252576,"noise_level":-25.471054,"freq_skew":1.325918,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487137,"usec":674161},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549293,"noise_level":-25.389898,"freq_skew":-2.112274,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HZUN","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"AF1459","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487137,"usec":685481},"freq":136975000,"burst_len_octets":133,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828466,"noise_level":-25.103865,"freq_skew":-0.917154,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":2,"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":103,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":2,"ack":13,"credit_offered":2,"credit_avail":4,"path_attributes":[{"name":"rd_hop_count","value":1},{"name":"capacity","value":12},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,86,79,69,0,52,102,68]]}]},{"name":"route","value":{"id":1,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","ATN System Mgmt"]}},{"name":"supported_atsc_classes","value":["A","B","C","D","E"]}]}}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,86,79,69,0,52,102,68]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487138,"usec":432189},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.520108,"noise_level":-25.170284,"freq_skew":1.286529,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487138,"usec":433800},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806142,"noise_level":-25.091877,"freq_skew":-1.023191,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":120.000000,"flags":224,"pdu_id":104,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":14,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487138,"usec":433876},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916403,"noise_level":-25.091877,"freq_skew":0.408683,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":308,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52431,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[234,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487139,"usec":200531},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274428,"noise_level":-24.710129,"freq_skew":-2.268423,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784487139,"usec":201451},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.203422,"noise_level":-24.665428,"freq_skew":0.990971,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784487139,"usec":962237},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541527,"noise_level":-24.583788,"freq_skew":-2.161028,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487140,"usec":721569},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.162771,"noise_level":-24.871487,"freq_skew":-0.164138,"avlc":{"src":{"addr":"0201C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487141,"usec":493055},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571705,"noise_level":-24.440975,"freq_skew":-1.956345,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487142,"usec":247842},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.694946,"noise_level":-23.853027,"freq_skew":0.495756,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1883,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"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":[37,198,97,254]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487143,"usec":11879},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.265236,"noise_level":-23.679901,"freq_skew":1.237696,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":1784487143,"usec":775551},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821160,"noise_level":-23.580704,"freq_skew":-0.853361,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784487143,"usec":781276},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.318109,"noise_level":-23.502350,"freq_skew":-0.150753,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSS","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX1174","msg_num":"F36","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNAEA26LC/DTLEMD,32L,78,190218,2933D4"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487144,"usec":528807},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657825,"noise_level":-23.680714,"freq_skew":2.167056,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487144,"usec":528807},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.657825,"noise_level":-23.680714,"freq_skew":2.167056,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":777,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44657,"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":[205,58,122,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487145,"usec":296873},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579055,"noise_level":-23.575880,"freq_skew":0.910364,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487146,"usec":57416},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630692,"noise_level":-23.433228,"freq_skew":1.483911,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487146,"usec":823583},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.119380,"noise_level":-23.746506,"freq_skew":-1.097549,"avlc":{"src":{"addr":"0201C0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487147,"usec":578800},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.806079,"noise_level":-23.711189,"freq_skew":-0.380503,"avlc":{"src":{"addr":"3485C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487148,"usec":342883},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893930,"noise_level":-23.570118,"freq_skew":0.720345,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487149,"usec":862071},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704115,"noise_level":-23.130760,"freq_skew":-1.939029,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487149,"usec":862146},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606410,"noise_level":-23.130760,"freq_skew":1.098620,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTO","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX1026","msg_num":"D40","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_        LFPOLEMD444\r\n 41345  -25791851028251-35-239037X2020;0130170000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487149,"usec":865380},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818349,"noise_level":-22.994820,"freq_skew":0.856183,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487150,"usec":630257},"freq":136975000,"burst_len_octets":25,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-8.629718,"noise_level":-22.877264,"freq_skew":0.773964,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487152,"usec":151307},"freq":136975000,"burst_len_octets":90,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515706,"noise_level":-22.520597,"freq_skew":0.734738,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNR","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"AF1197","msg_num":"C45","msg_num_seq":"A","sublabel":"CF","msg_text":"3442F0003  19Jul2026 18:52:14 CRUISE   0\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487152,"usec":913405},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.190614,"noise_level":-22.258476,"freq_skew":1.151655,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487153,"usec":683295},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.338421,"noise_level":-22.847031,"freq_skew":0.725465,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487155,"usec":195581},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.192852,"noise_level":-22.770460,"freq_skew":0.305458,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487155,"usec":964296},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236627,"noise_level":-23.540382,"freq_skew":0.753633,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487156,"usec":729933},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321438,"noise_level":-23.057873,"freq_skew":-0.349717,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFPG"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487157,"usec":485199},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950197,"noise_level":-22.838346,"freq_skew":1.022511,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487157,"usec":487627},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452095,"noise_level":-22.837772,"freq_skew":-0.255189,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"16336651","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,70,82,0,57,189,169,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487157,"usec":488230},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536581,"noise_level":-22.998394,"freq_skew":-0.363081,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNJ","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"AF1195","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487159,"usec":10969},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579696,"noise_level":-22.544325,"freq_skew":2.017938,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":270,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[9,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487159,"usec":11519},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706004,"noise_level":-22.532690,"freq_skew":-0.301173,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487159,"usec":17623},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767851,"noise_level":-23.290384,"freq_skew":-0.525532,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":715,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[19,83,20,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487159,"usec":764825},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775509,"noise_level":-23.873701,"freq_skew":0.983125,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487159,"usec":767311},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.055301,"noise_level":-23.765831,"freq_skew":2.844007,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487159,"usec":767311},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-5.055301,"noise_level":-23.765831,"freq_skew":2.844007,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":556,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29511,"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":[250,71,185,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487159,"usec":768713},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818961,"noise_level":-23.712395,"freq_skew":-1.924544,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":80,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[49,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487159,"usec":769610},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441571,"noise_level":-23.685799,"freq_skew":0.718069,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487160,"usec":533439},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542161,"noise_level":-23.488888,"freq_skew":-1.330428,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":41.000000,"lon":-6.400000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487160,"usec":536947},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727032,"noise_level":-23.385666,"freq_skew":-1.263840,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487160,"usec":536947},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.727032,"noise_level":-23.385666,"freq_skew":-1.263840,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBB","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"DI09PE","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487160,"usec":538502},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572134,"noise_level":-24.287991,"freq_skew":-1.358442,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24210561","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,77,66,85,0,81,17,113,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487162,"usec":55171},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601143,"noise_level":-23.670124,"freq_skew":-1.279994,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487162,"usec":58826},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936983,"noise_level":-23.538591,"freq_skew":0.771825,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2898,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[248,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487162,"usec":63488},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302441,"noise_level":-23.499517,"freq_skew":1.398535,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":44597,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[42,58,126,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487162,"usec":811080},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.279806,"noise_level":-23.499517,"freq_skew":-2.507853,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487163,"usec":579107},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.156490,"noise_level":-24.172508,"freq_skew":0.886602,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784487163,"usec":584711},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641382,"noise_level":-23.909718,"freq_skew":1.817677,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":271,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[203,86]},{"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":1784487163,"usec":586421},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758831,"noise_level":-23.855391,"freq_skew":-3.340365,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487164,"usec":353741},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914739,"noise_level":-24.008087,"freq_skew":0.788566,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487165,"usec":99343},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573048,"noise_level":-23.912163,"freq_skew":-1.741690,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":81,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[243,3]},{"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":1784487166,"usec":636077},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818017,"noise_level":-23.075428,"freq_skew":0.855840,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2910,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[58,214]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":52,"sec":45}},"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":1784487166,"usec":636229},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570719,"noise_level":-23.075428,"freq_skew":1.301170,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"H2","blk_id":"1","ack":"!","flight":"DE01PW","msg_num":"M45","msg_num_seq":"A","msg_text":"A06\r\n\r\nN0GCFVEDDF\r\n7 146811 -2224316231643594-532-120 49XE400B8W/X"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487167,"usec":389620},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673017,"noise_level":-23.747778,"freq_skew":0.815216,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487167,"usec":392036},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065074,"noise_level":-23.641453,"freq_skew":1.347686,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487168,"usec":154149},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579812,"noise_level":-23.458458,"freq_skew":1.488920,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487168,"usec":157629},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651081,"noise_level":-24.115107,"freq_skew":1.889825,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":272,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[5,199]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487168,"usec":158531},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422596,"noise_level":-24.150160,"freq_skew":1.839509,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487168,"usec":159626},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.055160,"noise_level":-24.108240,"freq_skew":2.868697,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":557,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[92,31,224,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487168,"usec":915535},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384846,"noise_level":-23.901632,"freq_skew":1.286963,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44615,"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":[211,126,152,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487168,"usec":917377},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545163,"noise_level":-23.847355,"freq_skew":1.020124,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487168,"usec":920345},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.255546,"noise_level":-23.779985,"freq_skew":2.811800,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487169,"usec":675572},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682855,"noise_level":-23.580952,"freq_skew":1.852856,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":273,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44622,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[82,168]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":52,"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":1784487169,"usec":679209},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.915861,"noise_level":-23.424946,"freq_skew":0.883363,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2914,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[244,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487171,"usec":200276},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765103,"noise_level":-22.985302,"freq_skew":0.697982,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":48.500000,"flags":192,"pdu_id":2916,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":78,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[53,167,249,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487171,"usec":204037},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.625851,"noise_level":-23.208429,"freq_skew":0.418640,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":949,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[45,204,68,116]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487171,"usec":206819},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722993,"noise_level":-23.108467,"freq_skew":2.022350,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487171,"usec":959936},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673147,"noise_level":-23.802908,"freq_skew":0.895275,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784487173,"usec":484709},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646097,"noise_level":-23.376389,"freq_skew":-1.233681,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":795,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[37,136,236,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487174,"usec":254716},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745836,"noise_level":-23.902081,"freq_skew":-1.825975,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487175,"usec":768588},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364007,"noise_level":-23.603535,"freq_skew":-1.932000,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487175,"usec":774047},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878306,"noise_level":-23.460052,"freq_skew":0.536471,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1884,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[207,54,213,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487175,"usec":782198},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451261,"noise_level":-23.345100,"freq_skew":-1.941599,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487176,"usec":537518},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609964,"noise_level":-24.356739,"freq_skew":0.845883,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487176,"usec":537942},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785003,"noise_level":-24.881859,"freq_skew":-0.935554,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487177,"usec":293928},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771587,"noise_level":-25.419779,"freq_skew":-0.934677,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":319,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44513,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[172,43,232,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487178,"usec":827762},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845175,"noise_level":-24.911171,"freq_skew":0.951648,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487178,"usec":828673},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717707,"noise_level":-24.880646,"freq_skew":0.490252,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1884,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[207,54,213,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487179,"usec":580029},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822207,"noise_level":-24.640238,"freq_skew":0.939431,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44643,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[219,70,0,207]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487180,"usec":345983},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328838,"noise_level":-25.270903,"freq_skew":0.854198,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":721,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[90,209,3,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487180,"usec":350732},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733403,"noise_level":-25.207394,"freq_skew":0.832146,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":36208,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":52455,"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":[152,117,231,51]},{"name":"checksum","value":[21,32]},{"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":1784487180,"usec":351191},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971437,"noise_level":-25.191589,"freq_skew":0.213699,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487180,"usec":354380},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515848,"noise_level":-25.097359,"freq_skew":0.709221,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487180,"usec":354456},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.664977,"noise_level":-25.097359,"freq_skew":-2.337756,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487181,"usec":879153},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.905222,"noise_level":-24.207336,"freq_skew":1.732059,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487182,"usec":626713},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863605,"noise_level":-25.014599,"freq_skew":0.428948,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1884,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[207,54,213,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487183,"usec":391282},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632716,"noise_level":-24.606583,"freq_skew":-1.005650,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"ac_location","value":{"loc":{"lat":43.500000,"lon":-4.800000},"alt":21000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487183,"usec":392737},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541127,"noise_level":-24.547733,"freq_skew":0.845567,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346644","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487183,"usec":398545},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891209,"noise_level":-25.293520,"freq_skew":0.818149,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":36213,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[51,212]},{"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":1784487183,"usec":399226},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671379,"noise_level":-25.293520,"freq_skew":0.429420,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1885,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[137,87,23,2]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44634,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[138,90,160,173]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":53,"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":1784487184,"usec":151764},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952902,"noise_level":-25.798306,"freq_skew":-0.933689,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15063104","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,86,79,69,0,52,102,68,0,0,0,0,0,0,0,0,0],"options":[{"name":"atn_datalink_caps","value":[1]}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487184,"usec":152751},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616945,"noise_level":-25.747658,"freq_skew":-0.289342,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPG"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487184,"usec":153129},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835140,"noise_level":-26.506172,"freq_skew":-1.095706,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOY","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"V73590","msg_num":"M61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487184,"usec":154345},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892915,"noise_level":-26.650166,"freq_skew":0.863134,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487184,"usec":155971},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615768,"noise_level":-26.575775,"freq_skew":0.916378,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346644","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":"15063104","called_addr":"1116900402899","facilities":[{"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_line_addr_modified","value":[15]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487184,"usec":158864},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765949,"noise_level":-26.557276,"freq_skew":-1.878680,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTG","mode":"2","label":"5U","blk_id":"2","ack":"!","flight":"YW1055","msg_num":"M03","msg_num_seq":"A","msg_text":"  01 WXRQ   1055/   LEMD/LEPP .EC-OTG\r\n/TYP 1/STA LEPP/STA     /STA     "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487184,"usec":912774},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744823,"noise_level":-26.588671,"freq_skew":0.688172,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346644","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOY","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487184,"usec":919677},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.545235,"noise_level":-26.368921,"freq_skew":2.095415,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":5,"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":44683,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[236,96,23,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487184,"usec":920542},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781367,"noise_level":-26.332832,"freq_skew":-1.109849,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487184,"usec":922915},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468687,"noise_level":-26.225451,"freq_skew":1.816394,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487185,"usec":673728},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604319,"noise_level":-26.172253,"freq_skew":-0.375971,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"16336651","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,70,82,0,57,189,169,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487185,"usec":678815},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684538,"noise_level":-26.329685,"freq_skew":0.993236,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","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":"16336651","called_addr":"1116900402899","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":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487186,"usec":439407},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434326,"noise_level":-26.063776,"freq_skew":-0.435244,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNJ","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"AF1195","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487186,"usec":439692},"freq":136975000,"burst_len_octets":652,"hdr_bits_fixed":0,"octets_corrected_by_fec":5,"idx":0,"sig_level":-5.025024,"noise_level":-26.046335,"freq_skew":1.176202,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPY","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX9117","msg_num":"D07","msg_num_seq":"A","sublabel":"DF","msg_text":"B03A     \r\nAPM     EC-OPY          AEA9117 GCXOLEMD190726175201,737789     ,BCG3BL2000003,.789,,456.4,238.8,,,-25.77,,,40002,,, 60753,,, 960, 960,,, 86.65, 86.61,,, 2.5,496.9,,,0,0,,0,0,,0,0,0,0,0,0,,, 31.9404,,, -12.6045,,,  31.49,,,  4.4,,,  35.9,,,  0.011, 0.005,,,,6.691,,12330, 5995, 6330,    0,,    0,,, 2487, 2509,,, 0.0,,,,, 62795,,,,,, 55084,,, 7711, 3810, 3801,  104,,    -,,,  60C784,  60C790,,,,,,  33.397,  37.818,,,102.0,102.2,,  18,  18,,,,758.6,760.6,,,,,,,-53.2,,, -0.8,,,  0.1,,,  2.8,,, -1.4, 0.7, 0.7,  0.6, -0.1,,, -0.7,,  2.7,  2.6,,, 0.5, 1.0,,,-0.00,,,-0.00,,, 0.98,,, -0.038,,,\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487186,"usec":442940},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730325,"noise_level":-25.925217,"freq_skew":0.254496,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1885,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[137,87,23,2]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44634,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[138,90,160,173]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":53,"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":1784487186,"usec":445504},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742949,"noise_level":-25.856760,"freq_skew":0.951527,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNJ","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487186,"usec":446967},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846370,"noise_level":-25.839729,"freq_skew":-0.626723,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487187,"usec":958577},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739547,"noise_level":-25.924042,"freq_skew":-0.296920,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487187,"usec":959269},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062609,"noise_level":-25.906878,"freq_skew":-1.846699,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487187,"usec":962242},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691870,"noise_level":-26.682528,"freq_skew":0.936990,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487187,"usec":963153},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758530,"noise_level":-26.645111,"freq_skew":0.796862,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346644","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOY","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487188,"usec":729845},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503086,"noise_level":-26.304930,"freq_skew":-1.064218,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487188,"usec":730832},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.974404,"noise_level":-26.286999,"freq_skew":0.220780,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":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":630,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[186,88,142,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487188,"usec":733707},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628810,"noise_level":-26.180180,"freq_skew":0.915031,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":722,"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":1784487188,"usec":736855},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537807,"noise_level":-26.641485,"freq_skew":1.372493,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":575,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487189,"usec":481344},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547124,"noise_level":-26.585686,"freq_skew":1.043013,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487189,"usec":484471},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958364,"noise_level":-26.420410,"freq_skew":0.294242,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1885,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[137,87,23,2]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44634,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[138,90,160,173]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":53,"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":1784487189,"usec":485010},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708062,"noise_level":-26.727203,"freq_skew":0.684351,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487190,"usec":246840},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.079592,"noise_level":-26.449041,"freq_skew":1.303707,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487190,"usec":248151},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.185866,"noise_level":-26.394461,"freq_skew":1.348393,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487190,"usec":251134},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360338,"noise_level":-26.232750,"freq_skew":2.017644,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":778,"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":1784487191,"usec":12929},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827532,"noise_level":-25.731262,"freq_skew":0.371067,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1886,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44634,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[54,165,215,157]}]}],"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":7,"day":19},"time":{"hour":18,"min":53,"sec":8}},"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":1784487191,"usec":15609},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715438,"noise_level":-25.631027,"freq_skew":-1.928534,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTG","mode":"2","label":"_d","blk_id":"3","ack":"R","flight":"YW1055","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487191,"usec":772272},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794331,"noise_level":-25.688112,"freq_skew":0.323984,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":254,"pdu_id":1887,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29536,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[245,44,180,250]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":53,"sec":9}},"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":1784487191,"usec":772272},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.794331,"noise_level":-25.688112,"freq_skew":0.323984,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1885,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44634,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[137,87,23,2]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44634,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[138,90,160,173]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":53,"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":1784487191,"usec":772896},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925221,"noise_level":-25.654736,"freq_skew":2.086449,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487191,"usec":774569},"freq":136975000,"burst_len_octets":652,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-4.926199,"noise_level":-25.571857,"freq_skew":1.110994,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPY","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX9117","msg_num":"D08","msg_num_seq":"A","sublabel":"DF","msg_text":"B03A     \r\nAPM     EC-OPY          AEA9117 GCXOLEMD190726183312,737789     ,BCG3BL2000003,.799,,461.0,241.9,,,-26.88,,,40000,,, 59421,,, 968, 969,,, 86.31, 86.28,,, 1.7,511.1,,,0,0,,0,0,,0,0,0,0,0,0,,, 36.4026,,,  -8.1508,,,  40.62,,,  3.1,,,  43.5,,,  0.026,-0.002,,,,6.735,, 9407, 4719, 4682,    0,,    0,,, 3962, 3985,,, 0.0,,,,, 62795,,,,,, 55084,,, 7711, 3810, 3801,  104,,    -,,,  60C784,  60C790,,,,,,  41.023,  43.916,,,101.7,101.9,,  17,  18,,,,750.3,752.7,,,,,,,-54.9,,, -1.2,,,  0.2,,,  2.6,,, -1.4, 0.7, 0.7,  0.5, -0.5,,, -0.7,,  3.1,  3.0,,, 0.5, 1.0,,,-0.00,,,-0.00,,, 0.98,,, -0.011,,,\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487192,"usec":532405},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619132,"noise_level":-25.359995,"freq_skew":0.691002,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":722,"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":1784487192,"usec":533317},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.259159,"noise_level":-25.327854,"freq_skew":0.428629,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":1784487192,"usec":535916},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841742,"noise_level":-25.934229,"freq_skew":0.447656,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487192,"usec":542256},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967178,"noise_level":-25.934227,"freq_skew":0.299841,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784487192,"usec":542256},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.967178,"noise_level":-25.934227,"freq_skew":0.299841,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1888,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":105,"dst_ref":44634,"variable_part_params":[{"name":"atn_checksum","value":[193,70,172,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487193,"usec":295023},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914238,"noise_level":-25.763905,"freq_skew":0.405368,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":20.000000,"flags":254,"pdu_id":1889,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[77,108,3,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487193,"usec":295437},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870149,"noise_level":-25.747055,"freq_skew":0.292899,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":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":630,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[186,88,142,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487193,"usec":298456},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.152017,"noise_level":-25.646637,"freq_skew":0.792273,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487194,"usec":819195},"freq":136975000,"burst_len_octets":652,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.999546,"noise_level":-25.649105,"freq_skew":1.063880,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPY","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX9117","msg_num":"D09","msg_num_seq":"A","sublabel":"DF","msg_text":"B03A     \r\nAPM     EC-OPY          AEA9117 GCXOLEMD190726184701,737789     ,BCG3BL2000003,.799,,461.6,242.0,,,-25.55,,,40000,,, 58983,,, 964, 965,,, 86.36, 86.34,,, 3.5,518.9,,,0,0,,0,0,,0,0,0,0,0,0,,, 37.8580,,,  -6.4781,,,  39.29,,,  2.6,,,  41.8,,, -0.009, 0.005,,,,6.741,, 8459, 4262, 4193,    0,,    0,,, 4456, 4479,,, 0.0,,,,, 62795,,,,,, 55084,,, 7711, 3810, 3801,  104,,    -,,,  60C784,  60C790,,,,,,  39.162,  41.736,,,101.8,102.0,,  17,  18,,,,753.4,756.6,,,,,,,-53.7,,, -1.2,,,  0.1,,,  2.6,,, -1.5, 0.7, 0.7,  0.5, -0.5,,, -0.7,,  2.9,  2.8,,, 0.5, 1.0,,,-0.00,,,-0.00,,, 0.99,,, -0.086,,,\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487195,"usec":589575},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666021,"noise_level":-25.179340,"freq_skew":1.148804,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44674,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[158,50,118,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487196,"usec":343043},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637459,"noise_level":-25.141300,"freq_skew":0.446859,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487196,"usec":343417},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.960580,"noise_level":-25.125616,"freq_skew":0.429110,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1888,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":105,"dst_ref":44634,"variable_part_params":[{"name":"atn_checksum","value":[193,70,172,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487196,"usec":345803},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325413,"noise_level":-25.032093,"freq_skew":-0.398816,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEAS"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487196,"usec":346585},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.342634,"noise_level":-25.032093,"freq_skew":0.415135,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":20.000000,"flags":254,"pdu_id":1889,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[77,108,3,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487196,"usec":347925},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901965,"noise_level":-24.985710,"freq_skew":0.827450,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487197,"usec":104166},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568310,"noise_level":-24.809380,"freq_skew":-0.367513,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15060203","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,96,131,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487197,"usec":104166},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.568310,"noise_level":-24.809380,"freq_skew":-0.367513,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"UX7403","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487197,"usec":106503},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522289,"noise_level":-25.913399,"freq_skew":-0.640429,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"GMMN"},{"name":"alternate_ground_stations","value":["2A3D45","2D0745","2B3185","2B3065","27D885"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487197,"usec":107116},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449856,"noise_level":-26.235168,"freq_skew":1.905804,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":520,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487197,"usec":110340},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.164974,"noise_level":-26.181911,"freq_skew":0.513479,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487197,"usec":113838},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726943,"noise_level":-26.128981,"freq_skew":0.806125,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":"15060203","called_addr":"1116900402899","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":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487197,"usec":870232},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602444,"noise_level":-25.854322,"freq_skew":-0.424388,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487198,"usec":635031},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998806,"noise_level":-26.118736,"freq_skew":0.465241,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487199,"usec":394377},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.113421,"noise_level":-25.760254,"freq_skew":0.949290,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44674,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[158,50,118,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487199,"usec":399560},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.233931,"noise_level":-26.063198,"freq_skew":-0.548676,"avlc":{"src":{"addr":"0201C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784487200,"usec":152487},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928903,"noise_level":-25.890354,"freq_skew":-2.467912,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":962,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487200,"usec":153234},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456584,"noise_level":-26.025305,"freq_skew":0.260175,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":950,"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":1784487200,"usec":154543},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904484,"noise_level":-26.628983,"freq_skew":0.715105,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487200,"usec":916869},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683309,"noise_level":-26.408222,"freq_skew":0.926986,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487200,"usec":920881},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670904,"noise_level":-26.192932,"freq_skew":0.195645,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487201,"usec":679748},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901825,"noise_level":-27.115234,"freq_skew":0.253309,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44712,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[200,134,9,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487201,"usec":680375},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678045,"noise_level":-27.115234,"freq_skew":-0.453759,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487201,"usec":683657},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.261672,"noise_level":-28.129902,"freq_skew":0.349203,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"B9","blk_id":"7","ack":"!","flight":"HV055J","msg_num":"J39","msg_num_seq":"A","msg_text":"/LPPT.TI2/000LPPTAF59C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487202,"usec":437706},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669230,"noise_level":-27.825245,"freq_skew":1.125529,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487202,"usec":444536},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657709,"noise_level":-27.510271,"freq_skew":-2.209994,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":19,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487203,"usec":203079},"freq":136975000,"burst_len_octets":317,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.101913,"noise_level":-27.727333,"freq_skew":0.974223,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPY","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UX9117","msg_num":"D10","msg_num_seq":"A","sublabel":"DF","msg_text":"A53A\r\nE   PY 1907170130624059\r\n91177GCXOLEMDESBSM22-H200-0004\r\n60C784\r\n60C790\r\n 90.1 89.819.719.4  231701\r\n 90.8 87.830473014  2721.217.2  4 39  62  81  241702\r\n 74.5 91.430252997  3718.018.2 69 61  96  96 -511738\r\n 68.3 84.930373004  2717.517.8 72 61  90  91 -521852\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487203,"usec":967680},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.519742,"noise_level":-27.539091,"freq_skew":0.762443,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487205,"usec":482133},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.487862,"noise_level":-26.654608,"freq_skew":0.420866,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487206,"usec":248527},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634573,"noise_level":-26.164158,"freq_skew":-0.671316,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1658,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[135,248]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487206,"usec":251316},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799704,"noise_level":-26.571423,"freq_skew":-2.202551,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":19,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487207,"usec":2754},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786814,"noise_level":-26.552933,"freq_skew":0.984368,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","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":48.500000,"flags":192,"pdu_id":2979,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[110,87,158,43]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487207,"usec":4502},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734734,"noise_level":-26.461069,"freq_skew":-0.688393,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":11,"lifetime":50.000000,"flags":192,"pdu_id":1659,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44701,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[103,101]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":53,"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":1784487207,"usec":11374},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523077,"noise_level":-26.191170,"freq_skew":-0.842320,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROB","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"AT0799","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487207,"usec":11692},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649973,"noise_level":-27.014305,"freq_skew":-0.470937,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":716,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"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":[179,208,42,139]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487207,"usec":772460},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420514,"noise_level":-26.821680,"freq_skew":-0.816318,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_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":"00400132","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,0,90,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487207,"usec":778673},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610075,"noise_level":-27.554070,"freq_skew":0.925393,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","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":1784487208,"usec":533285},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923974,"noise_level":-27.430592,"freq_skew":-0.831284,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784487208,"usec":537396},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.007774,"noise_level":-27.537758,"freq_skew":1.268378,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":44704,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[105,191,114,145]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487208,"usec":538448},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346135,"noise_level":-27.891697,"freq_skew":-0.776172,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487209,"usec":297387},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.967924,"noise_level":-28.539240,"freq_skew":0.267616,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"_d","blk_id":"8","ack":"C","flight":"HV055J","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487209,"usec":302769},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764670,"noise_level":-28.265028,"freq_skew":0.995158,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487209,"usec":303224},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676032,"noise_level":-29.138927,"freq_skew":-2.100595,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":19,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487210,"usec":56065},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562088,"noise_level":-28.515131,"freq_skew":0.714856,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":20.000000,"flags":246,"pdu_id":10867,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487210,"usec":822630},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837599,"noise_level":-28.042070,"freq_skew":0.907787,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487211,"usec":587401},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.348763,"noise_level":-27.408056,"freq_skew":0.493409,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487212,"usec":346053},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843210,"noise_level":-27.147064,"freq_skew":1.004002,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":36264,"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":1784487212,"usec":348349},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853027,"noise_level":-27.009712,"freq_skew":0.464643,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"_d","blk_id":"8","ack":"C","flight":"HV055J","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487212,"usec":348907},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.650154,"noise_level":-27.009712,"freq_skew":0.900222,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":2988,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[148,253,198,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487212,"usec":356734},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629535,"noise_level":-26.836250,"freq_skew":1.411174,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":44597,"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":[97,83,36,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487213,"usec":105084},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797372,"noise_level":-27.774792,"freq_skew":-0.713058,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1660,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44701,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[144,115]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":53,"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":1784487213,"usec":106433},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657639,"noise_level":-27.690166,"freq_skew":1.899840,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":275,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487213,"usec":110135},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988810,"noise_level":-27.523348,"freq_skew":0.736933,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784487213,"usec":111903},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.336792,"noise_level":-28.150829,"freq_skew":0.685227,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":309,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52431,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[205,184]},{"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":1784487213,"usec":871908},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839787,"noise_level":-27.696701,"freq_skew":-1.333666,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":796,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"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":[102,46,240,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487213,"usec":872935},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728050,"noise_level":-27.633720,"freq_skew":0.971491,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784487214,"usec":626789},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.085493,"noise_level":-27.509115,"freq_skew":-0.903723,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784487214,"usec":629954},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.045028,"noise_level":-28.242704,"freq_skew":2.419372,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":558,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"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":[22,86,24,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487214,"usec":634827},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643263,"noise_level":-27.955820,"freq_skew":-0.069818,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":1562,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[83,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487215,"usec":387580},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.370715,"noise_level":-27.762615,"freq_skew":-0.751675,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487215,"usec":391473},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850979,"noise_level":-28.217281,"freq_skew":0.296862,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"_d","blk_id":"8","ack":"C","flight":"HV055J","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487215,"usec":392174},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415863,"noise_level":-28.194941,"freq_skew":-0.882300,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1661,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[124,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487215,"usec":394429},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927526,"noise_level":-28.807671,"freq_skew":0.995783,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487216,"usec":925901},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680906,"noise_level":-27.749453,"freq_skew":-0.767340,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1660,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44701,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[144,115]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":53,"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":1784487217,"usec":676718},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.671802,"noise_level":-27.498732,"freq_skew":0.509394,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"_d","blk_id":"9","ack":"D","flight":"HV055J","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487218,"usec":452140},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798703,"noise_level":-26.562500,"freq_skew":1.749047,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":275,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487219,"usec":209558},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804909,"noise_level":-26.235889,"freq_skew":1.021081,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3003,"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":1784487219,"usec":214362},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410544,"noise_level":-26.094582,"freq_skew":0.867225,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487219,"usec":969906},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792221,"noise_level":-25.717434,"freq_skew":0.038491,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1563,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[46,49]},{"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":1784487220,"usec":723937},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.050478,"noise_level":-26.736069,"freq_skew":0.499676,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"_d","blk_id":"9","ack":"D","flight":"HV055J","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487220,"usec":726856},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574799,"noise_level":-26.605017,"freq_skew":1.551291,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487220,"usec":728603},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395025,"noise_level":-26.641785,"freq_skew":0.541429,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNR","mode":"2","label":"2F","blk_id":"3","ack":"!","flight":"AF1197","msg_num":"M83","msg_num_seq":"A","msg_text":"1853+4044-404/3846"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487220,"usec":730306},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.231619,"noise_level":-27.515656,"freq_skew":0.803065,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487221,"usec":489096},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.820799,"noise_level":-27.291586,"freq_skew":0.630151,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":310,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487222,"usec":244310},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305167,"noise_level":-26.746017,"freq_skew":1.070980,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784487223,"usec":15323},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.515265,"noise_level":-26.179462,"freq_skew":0.913991,"avlc":{"src":{"addr":"4D2186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487223,"usec":769350},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792142,"noise_level":-25.918045,"freq_skew":0.320985,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"_d","blk_id":"9","ack":"D","flight":"HV055J","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487223,"usec":770848},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269164,"noise_level":-25.832624,"freq_skew":-3.302322,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784487223,"usec":776523},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796879,"noise_level":-25.624283,"freq_skew":-0.393462,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2930,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[174,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487224,"usec":528975},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782465,"noise_level":-26.272373,"freq_skew":0.147600,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1564,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487224,"usec":530529},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821601,"noise_level":-26.991510,"freq_skew":-1.869909,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487224,"usec":533831},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383300,"noise_level":-27.467678,"freq_skew":0.619651,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487225,"usec":290054},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.089970,"noise_level":-27.145390,"freq_skew":0.793779,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487226,"usec":60978},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687824,"noise_level":-26.563194,"freq_skew":-0.920688,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1662,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487226,"usec":822021},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.157273,"noise_level":-26.201015,"freq_skew":0.465978,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"_d","blk_id":"9","ack":"D","flight":"HV055J","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487226,"usec":833311},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448630,"noise_level":-26.242058,"freq_skew":-0.914748,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44513,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[112,118,122,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487227,"usec":586122},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673882,"noise_level":-26.899870,"freq_skew":-0.608361,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2931,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[101,121]},{"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":1784487228,"usec":343074},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717600,"noise_level":-27.288675,"freq_skew":1.822831,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":521,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[16,62,71,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487229,"usec":113475},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067162,"noise_level":-27.444992,"freq_skew":0.274548,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487229,"usec":871136},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537424,"noise_level":-26.851690,"freq_skew":0.001910,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487229,"usec":873979},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295610,"noise_level":-27.684973,"freq_skew":0.771057,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"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":44699,"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":[145,234,168,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487231,"usec":389621},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983600,"noise_level":-27.075619,"freq_skew":0.194207,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"_d","blk_id":"9","ack":"D","flight":"HV055J","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487232,"usec":157046},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953106,"noise_level":-26.217155,"freq_skew":1.299874,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487235,"usec":198966},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.932976,"noise_level":-24.719259,"freq_skew":0.224142,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":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":44685,"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":[216,168,176,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487235,"usec":204068},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.791686,"noise_level":-24.570982,"freq_skew":2.077910,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":6,"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":44683,"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":[196,6,117,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487235,"usec":970133},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670329,"noise_level":-24.604816,"freq_skew":0.235814,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"_d","blk_id":"9","ack":"D","flight":"HV055J","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487236,"usec":735068},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.328897,"noise_level":-24.215191,"freq_skew":0.179429,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487238,"usec":257736},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.070342,"noise_level":-23.656599,"freq_skew":0.938901,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487239,"usec":766636},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.505527,"noise_level":-24.133318,"freq_skew":0.222570,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":42.200001,"lon":-7.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487239,"usec":771972},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759407,"noise_level":-23.967163,"freq_skew":0.214393,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"HV055J","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487239,"usec":771972},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.759407,"noise_level":-23.967163,"freq_skew":0.214393,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22063336","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,82,65,0,72,102,222,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487240,"usec":541648},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.639182,"noise_level":-23.574299,"freq_skew":0.517707,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"_d","blk_id":"1","ack":"D","flight":"HV055J","msg_num":"S10","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487241,"usec":299963},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.377698,"noise_level":-23.535063,"freq_skew":0.608618,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":44616,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[145,109,110,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487242,"usec":826793},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943181,"noise_level":-23.558123,"freq_skew":0.778228,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":1784487244,"usec":348364},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795703,"noise_level":-23.406065,"freq_skew":-3.217955,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":44693,"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":[121,57,84,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487244,"usec":353729},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612780,"noise_level":-23.303816,"freq_skew":1.942639,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487245,"usec":867423},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657893,"noise_level":-22.947842,"freq_skew":-0.614291,"avlc":{"src":{"addr":"02006F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487245,"usec":874894},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805861,"noise_level":-24.261503,"freq_skew":0.938950,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44674,"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":[58,215,227,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487248,"usec":915204},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539518,"noise_level":-23.306570,"freq_skew":1.531661,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":522,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[101,11,121,83]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44603,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[165,197,113,119]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":54,"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":1784487249,"usec":668823},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450571,"noise_level":-23.081636,"freq_skew":1.686486,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487251,"usec":210859},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972085,"noise_level":-22.456787,"freq_skew":2.056360,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":559,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29511,"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":[250,71,185,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487251,"usec":964309},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547894,"noise_level":-22.441429,"freq_skew":0.241568,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487251,"usec":964309},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.547894,"noise_level":-22.441429,"freq_skew":0.241568,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44712,"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":[200,244,39,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487251,"usec":967737},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068627,"noise_level":-22.438217,"freq_skew":-0.419159,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487251,"usec":970484},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778018,"noise_level":-23.321438,"freq_skew":1.630213,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":523,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44603,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[106,187,41,12]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":54,"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":1784487252,"usec":722396},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929666,"noise_level":-23.840036,"freq_skew":0.894547,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3062,"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":[253,13,228,75]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487253,"usec":489911},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624485,"noise_level":-23.443758,"freq_skew":1.816594,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487253,"usec":496718},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666223,"noise_level":-23.264839,"freq_skew":1.498582,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487255,"usec":9529},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623552,"noise_level":-23.687683,"freq_skew":1.478426,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":524,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[186,215,171,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487255,"usec":10553},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450062,"noise_level":-23.634724,"freq_skew":0.191731,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487255,"usec":10788},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718206,"noise_level":-23.634724,"freq_skew":0.709636,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3068,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":25,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[216,69]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":54,"sec":13}},"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":132.055000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487255,"usec":11046},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653534,"noise_level":-24.229969,"freq_skew":0.165005,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44712,"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":[200,244,39,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487255,"usec":773670},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703274,"noise_level":-24.621449,"freq_skew":0.680449,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3062,"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":[253,13,228,75]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487255,"usec":775655},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.183966,"noise_level":-24.547825,"freq_skew":1.415258,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44704,"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":[5,231,31,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487256,"usec":538868},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630390,"noise_level":-24.174725,"freq_skew":0.685126,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487258,"usec":818924},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525779,"noise_level":-23.377161,"freq_skew":0.830661,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3068,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":25,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[216,69]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":54,"sec":13}},"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":132.055000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487259,"usec":576679},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705037,"noise_level":-23.109001,"freq_skew":0.189702,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1565,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[72,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487259,"usec":580359},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571931,"noise_level":-23.822710,"freq_skew":-0.056534,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1566,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44553,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[0,5]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":54,"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":1784487259,"usec":584758},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536384,"noise_level":-24.593346,"freq_skew":0.429865,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487259,"usec":586742},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699695,"noise_level":-24.549238,"freq_skew":0.932553,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3085,"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":1784487260,"usec":338864},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341883,"noise_level":-24.403812,"freq_skew":-2.120933,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487260,"usec":341778},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959498,"noise_level":-24.375017,"freq_skew":-2.734480,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487261,"usec":106527},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869470,"noise_level":-24.817965,"freq_skew":0.994813,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":236,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487261,"usec":111314},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.294699,"noise_level":-24.623520,"freq_skew":0.130170,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487261,"usec":870989},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419443,"noise_level":-25.650333,"freq_skew":-1.317273,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":797,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487262,"usec":625783},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939690,"noise_level":-25.935383,"freq_skew":-1.141186,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487262,"usec":635200},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.800417,"noise_level":-25.681105,"freq_skew":1.100016,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487263,"usec":410988},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742416,"noise_level":-25.225494,"freq_skew":-2.303584,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1906,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[230,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487264,"usec":158387},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747212,"noise_level":-24.914093,"freq_skew":2.132659,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":779,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44657,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[165,188,70,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487264,"usec":160686},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855265,"noise_level":-24.914093,"freq_skew":-2.524957,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1907,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44577,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[173,19]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":54,"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":1784487264,"usec":163453},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787310,"noise_level":-24.853132,"freq_skew":-2.277350,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":41,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487264,"usec":920710},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.054100,"noise_level":-24.583973,"freq_skew":-2.557971,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1908,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487265,"usec":680662},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940053,"noise_level":-24.294380,"freq_skew":-2.368219,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487265,"usec":684841},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555350,"noise_level":-24.207136,"freq_skew":0.702207,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487267,"usec":197941},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.152288,"noise_level":-23.914204,"freq_skew":-2.158008,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487267,"usec":198369},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280440,"noise_level":-24.969200,"freq_skew":-0.944347,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487267,"usec":198706},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615392,"noise_level":-25.907831,"freq_skew":-0.386998,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487267,"usec":958992},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806963,"noise_level":-26.424320,"freq_skew":0.974832,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":44643,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[204,5,28,89]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487267,"usec":962627},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722209,"noise_level":-26.226406,"freq_skew":2.190927,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LVE","mode":"2","label":"81","blk_id":"4","ack":"!","flight":"W617ZC","msg_num":"M71","msg_num_seq":"A","msg_text":"THANK YOU FOR UPDATE\r\nREGARDS\r\nHALVE\r\n\r\n\r\n\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487271,"usec":776008},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950810,"noise_level":-24.289215,"freq_skew":1.860581,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487271,"usec":780017},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870643,"noise_level":-24.134052,"freq_skew":0.756462,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":1784487271,"usec":780017},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.870643,"noise_level":-24.134052,"freq_skew":0.756462,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","type":"Aircraft"},"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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487271,"usec":780316},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127649,"noise_level":-24.996527,"freq_skew":-1.895696,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"83","blk_id":"3","ack":"!","flight":"UX0083","msg_num":"M12","msg_num_seq":"A","msg_text":"LEMD,SBSV,191854, 38.40,-  5.48,36655,278,-126.2, 46400"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487272,"usec":533582},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.532803,"noise_level":-24.589340,"freq_skew":2.217388,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487273,"usec":299939},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945681,"noise_level":-24.313831,"freq_skew":-1.067736,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"ac_location","value":{"loc":{"lat":43.400002,"lon":-4.600000},"alt":24000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487273,"usec":301159},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880493,"noise_level":-24.776588,"freq_skew":0.634326,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487274,"usec":60022},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484746,"noise_level":-24.656984,"freq_skew":0.179142,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1567,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44553,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[173,223]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":54,"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":1784487274,"usec":63414},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477961,"noise_level":-25.658484,"freq_skew":0.897035,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3116,"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":[229,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487274,"usec":65192},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.094312,"noise_level":-25.592089,"freq_skew":-2.644885,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487274,"usec":66503},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921644,"noise_level":-26.456682,"freq_skew":-1.071959,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"15063104","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,86,79,69,0,52,102,68,0,0,0,0,0,0,0,0,0],"options":[{"name":"atn_datalink_caps","value":[1]}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487274,"usec":67362},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508402,"noise_level":-26.420227,"freq_skew":-0.953523,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487274,"usec":817372},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737027,"noise_level":-27.396046,"freq_skew":1.006548,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3120,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":25,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[220,20]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":10,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":54,"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":1784487274,"usec":823184},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913140,"noise_level":-27.095995,"freq_skew":-1.140125,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOY","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"V73590","msg_num":"M62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487275,"usec":580035},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823755,"noise_level":-26.959442,"freq_skew":0.023262,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[68,199]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487275,"usec":583075},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.182719,"noise_level":-27.755714,"freq_skew":-1.904939,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487275,"usec":583987},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700333,"noise_level":-27.734528,"freq_skew":-2.562991,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1909,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44577,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[85,141]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":54,"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":1784487276,"usec":342331},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677319,"noise_level":-27.382030,"freq_skew":0.977638,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487277,"usec":102100},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848547,"noise_level":-26.830931,"freq_skew":0.258280,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":632,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487277,"usec":103373},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747149,"noise_level":-26.754980,"freq_skew":-2.296875,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487277,"usec":867546},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924161,"noise_level":-26.457651,"freq_skew":-2.284430,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1910,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[226,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487277,"usec":875226},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033626,"noise_level":-26.029913,"freq_skew":-2.643245,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487278,"usec":632548},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044198,"noise_level":-25.739191,"freq_skew":-0.962215,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487278,"usec":636514},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764679,"noise_level":-25.605677,"freq_skew":-0.944703,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOY","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"V73590","msg_num":"M62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487280,"usec":155477},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682159,"noise_level":-24.860201,"freq_skew":-1.206354,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487280,"usec":919844},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959452,"noise_level":-24.714870,"freq_skew":-0.078704,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":632,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487283,"usec":196604},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936349,"noise_level":-23.753185,"freq_skew":-3.245869,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":218,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487283,"usec":198562},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-4.819854,"noise_level":-23.660021,"freq_skew":0.429325,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"16","blk_id":"6","ack":"!","flight":"A571JW","msg_num":"M20","msg_num_seq":"A","msg_text":"185435,36112,1958,463.5, 4740,N4351.20 W00416.79"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487283,"usec":970812},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728280,"noise_level":-23.424948,"freq_skew":0.837230,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487283,"usec":976033},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671634,"noise_level":-23.259045,"freq_skew":-3.217466,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487284,"usec":717727},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913899,"noise_level":-23.183527,"freq_skew":0.171751,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":632,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487285,"usec":482966},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.120790,"noise_level":-23.665552,"freq_skew":0.176406,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487285,"usec":483715},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.206204,"noise_level":-23.639099,"freq_skew":0.360391,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487287,"usec":15514},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643888,"noise_level":-22.974609,"freq_skew":-0.995830,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487288,"usec":533154},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579110,"noise_level":-23.202303,"freq_skew":-2.229863,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487288,"usec":537168},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556638,"noise_level":-23.102409,"freq_skew":1.201526,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44615,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[111,1,115,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487290,"usec":58849},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814470,"noise_level":-22.619493,"freq_skew":0.702783,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":11449,"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":1784487290,"usec":62945},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999445,"noise_level":-23.382019,"freq_skew":0.479363,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487290,"usec":62945},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.999445,"noise_level":-23.382019,"freq_skew":0.479363,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1891,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[122,37,201,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487290,"usec":63864},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349835,"noise_level":-23.400959,"freq_skew":0.692488,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487290,"usec":818630},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610471,"noise_level":-23.273411,"freq_skew":-0.809385,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487290,"usec":819160},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356648,"noise_level":-23.248123,"freq_skew":-0.055381,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487290,"usec":822436},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487996,"noise_level":-24.331657,"freq_skew":0.503746,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":44616,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[175,119,58,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487290,"usec":824505},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489769,"noise_level":-24.246265,"freq_skew":-0.090581,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":951,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[0,194,60,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487291,"usec":595150},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849573,"noise_level":-24.359293,"freq_skew":0.968608,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784487293,"usec":105027},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.527810,"noise_level":-24.066679,"freq_skew":1.161926,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487294,"usec":627726},"freq":136975000,"burst_len_octets":148,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946818,"noise_level":-23.259182,"freq_skew":1.130553,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPY","mode":"2","label":"80","blk_id":"9","ack":"!","flight":"UX9117","msg_num":"M45","msg_num_seq":"A","msg_text":"3D01 RMPSRV 9117/19 GCXO/LEMD .EC-OPY\r\n/LAV N/CAB N/MEDA N/SEC N/WCHR 01/UMNR 00/MAAS N\r\nETA1918\r\n1WCHR"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487294,"usec":635551},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734161,"noise_level":-23.393520,"freq_skew":0.565132,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":311,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44614,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487295,"usec":387244},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039378,"noise_level":-23.228210,"freq_skew":0.991250,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"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":1784487295,"usec":393229},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097830,"noise_level":-23.090748,"freq_skew":0.938363,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784487296,"usec":156857},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777792,"noise_level":-22.985645,"freq_skew":-1.903386,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487297,"usec":680613},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870505,"noise_level":-22.557028,"freq_skew":0.943588,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPY","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UX9117","msg_num":"D11","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_E   PY  GCXOLEMD855\r\n 38679  -55371853038289-52-240055X2020;0160180000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487298,"usec":440811},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590232,"noise_level":-22.929943,"freq_skew":0.723332,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3150,"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":1784487299,"usec":963248},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453579,"noise_level":-22.360525,"freq_skew":0.653085,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":312,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44614,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[245,50]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487300,"usec":723839},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.754919,"noise_level":-22.211113,"freq_skew":0.792175,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784487301,"usec":497207},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816073,"noise_level":-21.913750,"freq_skew":-0.993910,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784487301,"usec":498343},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835448,"noise_level":-21.892124,"freq_skew":1.190528,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487303,"usec":776688},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861815,"noise_level":-22.239799,"freq_skew":1.050981,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":36430,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[220,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487305,"usec":299080},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867957,"noise_level":-22.346458,"freq_skew":2.105299,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487305,"usec":302616},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726054,"noise_level":-22.681330,"freq_skew":0.840701,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":11552,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487306,"usec":64575},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.419566,"noise_level":-22.352865,"freq_skew":0.946222,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487309,"usec":110067},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857625,"noise_level":-22.082556,"freq_skew":0.924086,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":11552,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487309,"usec":868762},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.913055,"noise_level":-21.843254,"freq_skew":-0.207643,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX7403","msg_num":"F43","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41015W004139,DISKO,185508,251,OMESI,190916,ROVAK,M26,240040,112430F"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487311,"usec":394643},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033058,"noise_level":-22.392666,"freq_skew":-2.012171,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487311,"usec":395744},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455718,"noise_level":-23.073837,"freq_skew":1.160058,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":452,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":9,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487312,"usec":150611},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716196,"noise_level":-23.630215,"freq_skew":0.887002,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487312,"usec":151131},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.200441,"noise_level":-24.280464,"freq_skew":1.924985,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487312,"usec":918203},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930352,"noise_level":-23.982979,"freq_skew":1.287833,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487312,"usec":923459},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637336,"noise_level":-24.968349,"freq_skew":-0.182755,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487312,"usec":925151},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006192,"noise_level":-24.922302,"freq_skew":0.971999,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487312,"usec":928766},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918259,"noise_level":-24.800686,"freq_skew":1.751881,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487313,"usec":682965},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763126,"noise_level":-24.950760,"freq_skew":0.818710,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":11552,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487314,"usec":443237},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.870065,"noise_level":-24.723377,"freq_skew":-0.253523,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX7403","msg_num":"F43","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41015W004139,DISKO,185508,251,OMESI,190916,ROVAK,M26,240040,112430F"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487314,"usec":444563},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555430,"noise_level":-25.201931,"freq_skew":2.081430,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":74,"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":44657,"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":[205,58,122,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487314,"usec":449247},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595867,"noise_level":-25.777838,"freq_skew":0.885396,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487315,"usec":197466},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510826,"noise_level":-25.677067,"freq_skew":-0.698164,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487315,"usec":200653},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540917,"noise_level":-25.528067,"freq_skew":-0.367634,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487315,"usec":201045},"freq":136975000,"burst_len_octets":155,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822398,"noise_level":-26.387730,"freq_skew":0.831552,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"RA","blk_id":"S","ack":"!","msg_text":"QUPMIANUX~1\r\nMVT-DLY\r\nUX7403/19.ECMXM.MAD\nAD191821/191845 EA1936 OVD\nDL93/89/0130/0006\nPX149\nDLA/89F//\n\r\n ORIG: HAND-MAD"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487315,"usec":205193},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.261624,"noise_level":-26.535259,"freq_skew":-0.246789,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"_d","blk_id":"7","ack":"S","flight":"UX7403","msg_num":"S95","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487315,"usec":979641},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535679,"noise_level":-26.715231,"freq_skew":0.929628,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":1784487317,"usec":485312},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911531,"noise_level":-26.115419,"freq_skew":1.000943,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":3,"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":11638,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487319,"usec":12232},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722671,"noise_level":-25.797646,"freq_skew":-1.099157,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":324,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487319,"usec":13518},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.650720,"noise_level":-25.746998,"freq_skew":1.086397,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"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":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487319,"usec":13905},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904895,"noise_level":-25.730181,"freq_skew":1.942407,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487319,"usec":771466},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665854,"noise_level":-25.413460,"freq_skew":-0.141074,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":44712,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[30,83,59,220]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44712,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[119,2,111,79]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":55,"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":1784487319,"usec":773545},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679506,"noise_level":-25.772705,"freq_skew":0.734197,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3186,"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":[0,28]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":55,"sec":19}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFBB"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487320,"usec":530384},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.769459,"noise_level":-25.827864,"freq_skew":0.132488,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487320,"usec":540147},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656525,"noise_level":-25.576668,"freq_skew":-0.013299,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[64,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487320,"usec":541032},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.094596,"noise_level":-25.902243,"freq_skew":-0.484181,"avlc":{"src":{"addr":"0201C5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487320,"usec":541524},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411059,"noise_level":-25.868036,"freq_skew":0.062324,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487321,"usec":293136},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869068,"noise_level":-25.698997,"freq_skew":0.096345,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1570,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44553,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[203,90]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":55,"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":1784487321,"usec":299231},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569848,"noise_level":-25.484049,"freq_skew":1.028548,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487321,"usec":299231},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.569848,"noise_level":-25.484049,"freq_skew":1.028548,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":10,"variable_part_params":[{"name":"checksum","value":[225,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487322,"usec":815369},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948279,"noise_level":-25.102829,"freq_skew":0.178664,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487323,"usec":582842},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.014643,"noise_level":-25.819521,"freq_skew":0.930621,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SBD","mode":"2","label":"_d","blk_id":"4","ack":"M","flight":"SN06HB","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487325,"usec":103163},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445029,"noise_level":-25.264618,"freq_skew":0.078452,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44712,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[171,97,231,201]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":55,"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":1784487325,"usec":108285},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515254,"noise_level":-25.885559,"freq_skew":-2.049861,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487325,"usec":869137},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.215762,"noise_level":-25.533600,"freq_skew":-0.171118,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487325,"usec":871672},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535042,"noise_level":-25.484467,"freq_skew":-0.169004,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487326,"usec":643911},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575700,"noise_level":-25.656664,"freq_skew":0.038252,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44712,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[115,32,109,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487327,"usec":395474},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561009,"noise_level":-26.254902,"freq_skew":-0.744764,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":717,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[19,83,20,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487328,"usec":158294},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520503,"noise_level":-26.385698,"freq_skew":0.403747,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487328,"usec":921162},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531756,"noise_level":-25.961403,"freq_skew":0.679747,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44616,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[5,13,105,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487329,"usec":672702},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997556,"noise_level":-25.790556,"freq_skew":-2.451182,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487329,"usec":673395},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596517,"noise_level":-25.756783,"freq_skew":0.428859,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":669,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44616,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[36,67,205,174]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":55,"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":1784487329,"usec":676892},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886701,"noise_level":-25.947708,"freq_skew":-1.917992,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":82,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[49,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487329,"usec":683662},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718753,"noise_level":-26.488087,"freq_skew":-1.043464,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487330,"usec":439283},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.185194,"noise_level":-26.252974,"freq_skew":0.641938,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487331,"usec":205823},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548842,"noise_level":-26.620867,"freq_skew":-0.593455,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":717,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[19,83,20,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487331,"usec":968638},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884073,"noise_level":-27.051910,"freq_skew":0.825492,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":36477,"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":1784487332,"usec":722780},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678967,"noise_level":-26.782269,"freq_skew":2.100689,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784487332,"usec":724025},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718338,"noise_level":-26.725561,"freq_skew":1.467219,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44597,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[42,58,126,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487332,"usec":726992},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405460,"noise_level":-27.252140,"freq_skew":-1.539500,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487332,"usec":733843},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751312,"noise_level":-27.459579,"freq_skew":0.872544,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":11723,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487333,"usec":483466},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055555,"noise_level":-27.504435,"freq_skew":-1.919946,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":82,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[49,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487333,"usec":484054},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664674,"noise_level":-27.463318,"freq_skew":0.475778,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52431,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[205,184]},{"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":1784487333,"usec":487521},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.141960,"noise_level":-27.361362,"freq_skew":-2.711383,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487334,"usec":247647},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820380,"noise_level":-27.434361,"freq_skew":-1.483030,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":798,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[37,136,236,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487334,"usec":257352},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863877,"noise_level":-27.099485,"freq_skew":1.993378,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":560,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[92,31,224,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487334,"usec":257731},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127197,"noise_level":-27.079840,"freq_skew":-1.902756,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":83,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44665,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[243,3]},{"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":1784487335,"usec":10220},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596055,"noise_level":-26.809341,"freq_skew":-0.638054,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":717,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[19,83,20,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487335,"usec":15073},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456904,"noise_level":-26.602566,"freq_skew":0.905985,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":36477,"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":1784487335,"usec":768784},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778697,"noise_level":-26.565495,"freq_skew":1.429993,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44597,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[42,58,126,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487335,"usec":770829},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699442,"noise_level":-26.473499,"freq_skew":0.847784,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487335,"usec":772694},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481859,"noise_level":-26.364374,"freq_skew":0.043265,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":41.900002,"lon":-5.500000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487335,"usec":772694},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.481859,"noise_level":-26.364374,"freq_skew":0.043265,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"DE03JH","msg_num":"S03","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487335,"usec":773351},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638823,"noise_level":-26.364374,"freq_skew":1.024005,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","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":1784487335,"usec":773928},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683481,"noise_level":-26.806335,"freq_skew":0.354949,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44616,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[247,231,168,228]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":55,"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":1784487336,"usec":538023},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.034394,"noise_level":-27.571507,"freq_skew":0.956420,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784487336,"usec":540238},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472714,"noise_level":-27.447781,"freq_skew":0.839216,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487336,"usec":540909},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660816,"noise_level":-27.406929,"freq_skew":0.024468,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"17062047","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,67,70,71,0,60,100,39,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487336,"usec":545916},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581887,"noise_level":-27.185612,"freq_skew":0.947589,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":"17062047","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487336,"usec":548046},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961052,"noise_level":-27.106512,"freq_skew":0.812465,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":11723,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487337,"usec":290280},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618797,"noise_level":-27.626570,"freq_skew":0.488508,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487337,"usec":290772},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405114,"noise_level":-27.605696,"freq_skew":0.006802,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487337,"usec":294408},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729527,"noise_level":-27.985275,"freq_skew":2.147763,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":560,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[92,31,224,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487337,"usec":300805},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298301,"noise_level":-27.791422,"freq_skew":0.652470,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487338,"usec":55545},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.693669,"noise_level":-28.660143,"freq_skew":-0.230290,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487338,"usec":823607},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869560,"noise_level":-28.728964,"freq_skew":0.420683,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52431,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[205,184]},{"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":1784487338,"usec":824013},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809271,"noise_level":-28.705269,"freq_skew":1.794365,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":276,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[5,199]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487338,"usec":824997},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895749,"noise_level":-28.634567,"freq_skew":0.508514,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487338,"usec":825444},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333753,"noise_level":-29.028978,"freq_skew":1.285218,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":854,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"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":[211,126,152,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487338,"usec":826444},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836603,"noise_level":-29.291193,"freq_skew":1.430632,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44597,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[42,58,126,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487338,"usec":831521},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699249,"noise_level":-29.845211,"freq_skew":0.596621,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":44616,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[90,217,155,66]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487339,"usec":584851},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.192548,"noise_level":-29.711338,"freq_skew":0.866684,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784487339,"usec":586260},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743757,"noise_level":-29.605709,"freq_skew":0.729169,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487339,"usec":592181},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646027,"noise_level":-29.170574,"freq_skew":0.833474,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3222,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[244,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487341,"usec":105229},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.188439,"noise_level":-28.315336,"freq_skew":0.778568,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3224,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":78,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[53,167,249,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487341,"usec":107341},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409786,"noise_level":-28.158388,"freq_skew":-0.044701,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":952,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[45,204,68,116]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487341,"usec":109816},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088904,"noise_level":-28.109970,"freq_skew":1.719784,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":277,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[205,82]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487341,"usec":875593},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.179445,"noise_level":-27.699968,"freq_skew":0.737142,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784487341,"usec":877609},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009284,"noise_level":-27.616066,"freq_skew":0.150661,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ELLX"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487341,"usec":878597},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.340314,"noise_level":-27.574415,"freq_skew":0.754090,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487341,"usec":879582},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.060834,"noise_level":-27.532967,"freq_skew":-1.917188,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"SBSV"},{"name":"ac_location","value":{"loc":{"lat":38.299999,"lon":-5.600000},"alt":37000}},{"name":"alternate_ground_stations","value":["26BA85","23CB05","2B3185","233D25","23A445"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487341,"usec":880797},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746513,"noise_level":-27.471157,"freq_skew":1.419384,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44597,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[42,58,126,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487342,"usec":625336},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890961,"noise_level":-27.853973,"freq_skew":0.199094,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"23200363","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,76,71,76,0,77,0,243,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487342,"usec":626562},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827380,"noise_level":-27.768576,"freq_skew":0.198557,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LX-LBB","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"LG0704","msg_num":"S83","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487342,"usec":632744},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.318618,"noise_level":-27.621120,"freq_skew":-1.793324,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZG","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"UX0083","msg_num":"S78","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487342,"usec":635544},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013951,"noise_level":-28.133848,"freq_skew":-1.845841,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_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":"15072017","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,65,69,65,0,52,116,15,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487343,"usec":398059},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717337,"noise_level":-27.765114,"freq_skew":0.192556,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487344,"usec":154974},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751884,"noise_level":-27.269838,"freq_skew":-1.732813,"avlc":{"src":{"addr":"34740F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487344,"usec":920973},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520798,"noise_level":-26.613276,"freq_skew":1.150287,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487345,"usec":679999},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658279,"noise_level":-26.142689,"freq_skew":1.644081,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44597,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[42,58,126,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487345,"usec":681260},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468353,"noise_level":-26.089994,"freq_skew":0.724865,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784487347,"usec":193655},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364357,"noise_level":-25.643208,"freq_skew":-2.251003,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487347,"usec":194992},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599853,"noise_level":-25.576927,"freq_skew":-0.950847,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":325,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44513,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[172,43,232,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487347,"usec":963902},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881107,"noise_level":-25.126610,"freq_skew":0.809205,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":0,"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":11813,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487348,"usec":725360},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.132218,"noise_level":-24.961317,"freq_skew":1.077601,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487348,"usec":727733},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.141893,"noise_level":-25.442204,"freq_skew":-2.348294,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487348,"usec":728958},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434898,"noise_level":-25.571636,"freq_skew":1.627072,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487348,"usec":734875},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727373,"noise_level":-25.343697,"freq_skew":0.575990,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487350,"usec":247475},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946347,"noise_level":-25.407654,"freq_skew":1.879571,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":278,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52455,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[114,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487350,"usec":250273},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886088,"noise_level":-25.263166,"freq_skew":0.743450,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":724,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[90,209,3,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487351,"usec":7649},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.207836,"noise_level":-25.058615,"freq_skew":0.446048,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784487351,"usec":8608},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998432,"noise_level":-25.012089,"freq_skew":0.652590,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487351,"usec":773058},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703798,"noise_level":-24.663425,"freq_skew":2.145881,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"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":561,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29511,"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":[250,71,185,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487353,"usec":298504},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863222,"noise_level":-23.681000,"freq_skew":1.092618,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPY","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX9117","msg_num":"151","msg_num_seq":"A","sublabel":"T1","msg_text":"PLF 1 19JUL26 1855 EC-OPY AEA9117 GCXO/LEMD BCG59-U000-08E7 BCG39-0MFC-0016 L 1701 19JUL26\n\rEOR"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487353,"usec":300035},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792424,"noise_level":-23.654499,"freq_skew":-0.599344,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2932,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487354,"usec":821108},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948354,"noise_level":-23.881941,"freq_skew":0.198719,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":633,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[186,88,142,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487355,"usec":579719},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961000,"noise_level":-23.827785,"freq_skew":2.209550,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44683,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[236,96,23,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487357,"usec":107633},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.121904,"noise_level":-23.139606,"freq_skew":1.029310,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487357,"usec":860994},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689499,"noise_level":-23.746559,"freq_skew":2.291436,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487357,"usec":862067},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481482,"noise_level":-23.706541,"freq_skew":-0.971796,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784487358,"usec":634794},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288373,"noise_level":-24.053114,"freq_skew":-2.169095,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":554,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487360,"usec":925510},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571127,"noise_level":-23.743607,"freq_skew":1.173059,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":855,"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":1784487362,"usec":443574},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672194,"noise_level":-23.816595,"freq_skew":0.559416,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487364,"usec":730089},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805667,"noise_level":-23.102913,"freq_skew":0.695903,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487365,"usec":484235},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.261657,"noise_level":-22.933237,"freq_skew":-0.726483,"avlc":{"src":{"addr":"02006F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487365,"usec":491395},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873106,"noise_level":-22.820242,"freq_skew":1.192448,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":44674,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[158,50,118,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487366,"usec":250726},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556342,"noise_level":-23.501049,"freq_skew":-0.646962,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487372,"usec":348300},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765291,"noise_level":-22.700216,"freq_skew":1.211192,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487374,"usec":633186},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521469,"noise_level":-22.944515,"freq_skew":1.862226,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487374,"usec":633510},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.041587,"noise_level":-22.932335,"freq_skew":2.028411,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"ZD386V","msg_num":"M59","msg_num_seq":"A","msg_text":"185612,36009,1958,450.5, 5060,N4344.63 W00422.38"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487374,"usec":633915},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778843,"noise_level":-22.920168,"freq_skew":1.735539,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":525,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[186,215,171,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487374,"usec":639729},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797080,"noise_level":-23.162472,"freq_skew":0.808874,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487375,"usec":395224},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.039134,"noise_level":-22.990143,"freq_skew":0.265120,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1892,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":13,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487376,"usec":153281},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887140,"noise_level":-23.430109,"freq_skew":1.310530,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44704,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[105,191,114,145]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487376,"usec":918956},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816645,"noise_level":-24.544886,"freq_skew":0.910456,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","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":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3266,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[110,87,158,43]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487376,"usec":920131},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690866,"noise_level":-25.299236,"freq_skew":0.929450,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487376,"usec":924909},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303499,"noise_level":-25.172270,"freq_skew":-0.679478,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":718,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"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":[179,208,42,139]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487378,"usec":454153},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555764,"noise_level":-24.306690,"freq_skew":0.942349,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487379,"usec":205119},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754809,"noise_level":-23.998480,"freq_skew":0.822873,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":12051,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":13,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487379,"usec":963047},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.051660,"noise_level":-24.212959,"freq_skew":0.807931,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","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":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3266,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[110,87,158,43]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487379,"usec":965083},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841689,"noise_level":-24.184790,"freq_skew":1.267447,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487379,"usec":969065},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851085,"noise_level":-25.105856,"freq_skew":-1.195137,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":1663,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[124,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487380,"usec":727367},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855497,"noise_level":-24.997091,"freq_skew":1.590055,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487380,"usec":734763},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357379,"noise_level":-24.768509,"freq_skew":-0.756851,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":718,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"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":[179,208,42,139]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487380,"usec":735161},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.679785,"noise_level":-24.768509,"freq_skew":0.892450,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","type":"Aircraft"},"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":254,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487381,"usec":494187},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330713,"noise_level":-25.105055,"freq_skew":0.849061,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","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":1784487382,"usec":242525},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.061193,"noise_level":-25.185530,"freq_skew":0.256546,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1893,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[122,37,201,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487382,"usec":243338},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782014,"noise_level":-25.174095,"freq_skew":0.658920,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3273,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[148,253,198,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487382,"usec":253233},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614111,"noise_level":-24.971609,"freq_skew":1.410331,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487382,"usec":253233},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.614111,"noise_level":-24.971609,"freq_skew":1.410331,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":44597,"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":[97,83,36,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487383,"usec":767671},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719335,"noise_level":-25.360937,"freq_skew":0.675372,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784487383,"usec":773853},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607909,"noise_level":-25.060270,"freq_skew":-1.124540,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1664,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[63,147]},{"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":1784487383,"usec":774274},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506479,"noise_level":-26.031097,"freq_skew":-1.356246,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":799,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"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":[102,46,240,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487384,"usec":537201},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.646402,"noise_level":-26.687346,"freq_skew":2.136185,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487384,"usec":537338},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797400,"noise_level":-26.668608,"freq_skew":2.104195,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":562,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"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":[22,86,24,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487384,"usec":538238},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637656,"noise_level":-26.631252,"freq_skew":1.025932,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":3,"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":12089,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487385,"usec":297168},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643352,"noise_level":-26.284172,"freq_skew":1.025276,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","type":"Aircraft"},"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":254,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487385,"usec":297168},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.643352,"noise_level":-26.284172,"freq_skew":1.025276,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":3,"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":12089,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487386,"usec":62111},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.063336,"noise_level":-25.678139,"freq_skew":0.030737,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487387,"usec":576410},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.105315,"noise_level":-25.918283,"freq_skew":0.943960,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29444,"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":[45,243,163,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487387,"usec":587762},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953840,"noise_level":-25.598057,"freq_skew":1.019389,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44643,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[219,70,0,207]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487388,"usec":347686},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.903761,"noise_level":-25.337255,"freq_skew":-2.554144,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487389,"usec":110235},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.190675,"noise_level":-25.148540,"freq_skew":-2.235720,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487389,"usec":111754},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794199,"noise_level":-25.070328,"freq_skew":-0.874984,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487389,"usec":865699},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.237411,"noise_level":-24.764347,"freq_skew":-2.239694,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487390,"usec":631364},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.169187,"noise_level":-24.884903,"freq_skew":0.898790,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29444,"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":[45,243,163,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487390,"usec":637476},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695074,"noise_level":-24.614777,"freq_skew":2.218603,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":563,"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":1784487392,"usec":155057},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.045038,"noise_level":-24.224712,"freq_skew":2.164368,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487392,"usec":156240},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597111,"noise_level":-24.508257,"freq_skew":0.875735,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784487392,"usec":912510},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998019,"noise_level":-24.192936,"freq_skew":-0.476150,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2933,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[174,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487392,"usec":915922},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500864,"noise_level":-24.039469,"freq_skew":0.739548,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":1784487392,"usec":921499},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603800,"noise_level":-24.470318,"freq_skew":-2.223646,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487393,"usec":678632},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966923,"noise_level":-25.055756,"freq_skew":0.485803,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487393,"usec":681396},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.038920,"noise_level":-24.893753,"freq_skew":-0.284380,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487395,"usec":198449},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670269,"noise_level":-24.716240,"freq_skew":-0.381215,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2934,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[101,121]},{"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":1784487395,"usec":203298},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664440,"noise_level":-24.480278,"freq_skew":-0.357142,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2935,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[170,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487395,"usec":962909},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533589,"noise_level":-24.583405,"freq_skew":-1.066345,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-2.100000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487395,"usec":964652},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817885,"noise_level":-24.539347,"freq_skew":-0.618174,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2936,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44694,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[244,101]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":56,"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":1784487395,"usec":967070},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429975,"noise_level":-24.961868,"freq_skew":-0.923069,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSX","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TO934S","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487395,"usec":967070},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.429975,"noise_level":-24.961868,"freq_skew":-0.923069,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"16357127","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,84,86,70,0,57,222,87,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487396,"usec":731897},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.444542,"noise_level":-24.764214,"freq_skew":-0.235405,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487397,"usec":478510},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371223,"noise_level":-25.593081,"freq_skew":-1.079535,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":327,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44513,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[112,118,122,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487397,"usec":478981},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846080,"noise_level":-25.603142,"freq_skew":-0.366734,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487397,"usec":479989},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850331,"noise_level":-26.308958,"freq_skew":0.704119,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":1784487398,"usec":247877},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854586,"noise_level":-25.820139,"freq_skew":0.879281,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487399,"usec":14636},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536690,"noise_level":-25.421986,"freq_skew":1.029027,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":1784487399,"usec":773824},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842705,"noise_level":-24.872227,"freq_skew":0.923110,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487400,"usec":534169},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457386,"noise_level":-24.634529,"freq_skew":0.706677,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":725,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"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":[145,234,168,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487400,"usec":534744},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608159,"noise_level":-25.635775,"freq_skew":-0.884700,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":327,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44513,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[112,118,122,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487400,"usec":535616},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216481,"noise_level":-25.602598,"freq_skew":-0.624901,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPG"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487400,"usec":535799},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730954,"noise_level":-26.263893,"freq_skew":1.871564,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487400,"usec":539089},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.497122,"noise_level":-26.139725,"freq_skew":-1.285374,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487400,"usec":540952},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757999,"noise_level":-26.052109,"freq_skew":-0.251685,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487401,"usec":305378},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508624,"noise_level":-26.812906,"freq_skew":-0.726722,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"16336651","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,70,82,0,57,189,169,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487402,"usec":61700},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871313,"noise_level":-27.468533,"freq_skew":1.862252,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487402,"usec":67215},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472065,"noise_level":-27.800167,"freq_skew":-0.616588,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNJ","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"AF1195","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487403,"usec":581367},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623131,"noise_level":-27.064613,"freq_skew":-0.781145,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487403,"usec":583686},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966008,"noise_level":-26.928549,"freq_skew":-0.606737,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2937,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44694,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[41,234]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":56,"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":1784487404,"usec":347838},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459741,"noise_level":-26.386517,"freq_skew":1.293115,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487404,"usec":351687},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854596,"noise_level":-26.189453,"freq_skew":-0.427559,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487404,"usec":351974},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464236,"noise_level":-26.171759,"freq_skew":-0.144535,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"17","blk_id":"7","ack":"!","flight":"W697AX","msg_num":"M80","msg_num_seq":"A","msg_text":"185636,35972,2117, 18080,N 41.890,W  3.955,19JUL26,23425,  51,- 53"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487404,"usec":352405},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931155,"noise_level":-26.171759,"freq_skew":1.093603,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":354,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":12,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487404,"usec":354442},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.176567,"noise_level":-26.154099,"freq_skew":-3.169661,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487405,"usec":105025},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673884,"noise_level":-25.944942,"freq_skew":0.121960,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":634,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"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":[216,168,176,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487405,"usec":105344},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653233,"noise_level":-25.944942,"freq_skew":-0.646639,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2938,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[159,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487405,"usec":107114},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703653,"noise_level":-26.281538,"freq_skew":0.802602,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487405,"usec":109217},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919753,"noise_level":-26.157122,"freq_skew":1.024279,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487405,"usec":875931},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592933,"noise_level":-25.743589,"freq_skew":0.074399,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487408,"usec":155185},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570476,"noise_level":-24.681229,"freq_skew":0.541101,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487408,"usec":156852},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584119,"noise_level":-24.607098,"freq_skew":2.303978,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44683,"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":[196,6,117,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487408,"usec":157406},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.196805,"noise_level":-24.592346,"freq_skew":1.096222,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487408,"usec":915812},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880421,"noise_level":-25.466850,"freq_skew":-3.133528,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487411,"usec":217035},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636517,"noise_level":-23.973074,"freq_skew":0.567577,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487411,"usec":961409},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797332,"noise_level":-25.306568,"freq_skew":1.397136,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"H603WU","msg_num":"S73","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487411,"usec":972700},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989299,"noise_level":-24.915478,"freq_skew":2.169549,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44683,"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":[196,6,117,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487412,"usec":721676},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553633,"noise_level":-24.900196,"freq_skew":1.612361,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"QX","blk_id":"3","ack":"A","flight":"H603WU","msg_num":"S74","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487412,"usec":726542},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607052,"noise_level":-24.718866,"freq_skew":1.505623,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"_d","blk_id":"4","ack":"!","flight":"H603WU","msg_num":"S75","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487414,"usec":255315},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894509,"noise_level":-23.878555,"freq_skew":-3.207457,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":219,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44693,"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":[121,57,84,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487417,"usec":294933},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894788,"noise_level":-22.863987,"freq_skew":0.848927,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487418,"usec":828180},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.487724,"noise_level":-22.957119,"freq_skew":-0.224508,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":423,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487419,"usec":586024},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.200863,"noise_level":-23.288742,"freq_skew":1.118359,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":44674,"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":[58,215,227,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487419,"usec":588841},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514696,"noise_level":-23.199701,"freq_skew":0.875737,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":1784487422,"usec":624648},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730256,"noise_level":-22.210121,"freq_skew":0.741457,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3346,"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":[253,13,228,75]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487422,"usec":627683},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583978,"noise_level":-22.164303,"freq_skew":1.191136,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44704,"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":[5,231,31,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487422,"usec":631902},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799144,"noise_level":-22.250278,"freq_skew":1.493352,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":526,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"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":[196,240,156,60]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487423,"usec":390368},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831107,"noise_level":-23.221012,"freq_skew":2.406085,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"80","blk_id":"5","ack":"!","flight":"LY0375","msg_num":"M28","msg_num_seq":"A","msg_text":"3Z01 POS,0375,19,LLBG,LPPT,.4X-EKL\r\n20260719  ,185701,A-----A------,369,200,---,------,2012,005.3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487423,"usec":394028},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837255,"noise_level":-23.083664,"freq_skew":0.923957,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487423,"usec":396936},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964215,"noise_level":-22.997375,"freq_skew":0.974055,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":36653,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[220,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487424,"usec":918861},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.158486,"noise_level":-23.108141,"freq_skew":1.859667,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":52455,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[85,25]},{"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":1784487425,"usec":685930},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.056055,"noise_level":-22.914906,"freq_skew":0.868151,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487426,"usec":443443},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591874,"noise_level":-23.681080,"freq_skew":2.309380,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784487427,"usec":969015},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088645,"noise_level":-23.324982,"freq_skew":0.128947,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[16,37,192,65]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487428,"usec":727000},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.676565,"noise_level":-24.273445,"freq_skew":0.276338,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":44685,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[191,181,88,35]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":57,"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":1784487429,"usec":486597},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438595,"noise_level":-24.748089,"freq_skew":0.229900,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487431,"usec":775409},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711170,"noise_level":-24.374069,"freq_skew":-0.592559,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPG"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487432,"usec":530512},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738769,"noise_level":-25.097521,"freq_skew":-0.814426,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"16336651","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,70,82,0,57,189,169,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487432,"usec":539071},"freq":136975000,"burst_len_octets":19,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758471,"noise_level":-24.912069,"freq_skew":1.033296,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39BDA9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":19,"pkt_type_name":"Clear Request","chan_group":11,"chan_num":255,"clear_cause":0,"clear_cause_descr":"DTE originated","diag_code":0,"diag_code_descr":"Cleared by system management"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487432,"usec":539439},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770405,"noise_level":-25.087357,"freq_skew":0.125750,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487433,"usec":301856},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469590,"noise_level":-24.934290,"freq_skew":-0.659414,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNJ","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"AF1195","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487434,"usec":68988},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630657,"noise_level":-24.544590,"freq_skew":1.824020,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44657,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[165,188,70,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487434,"usec":822096},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503069,"noise_level":-24.143589,"freq_skew":-0.858270,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487434,"usec":823422},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775209,"noise_level":-24.087784,"freq_skew":-0.336841,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":377,"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":1784487435,"usec":587760},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006378,"noise_level":-23.922491,"freq_skew":2.094055,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":564,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29511,"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":[250,71,185,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487435,"usec":591511},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348553,"noise_level":-24.172592,"freq_skew":1.007669,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784487436,"usec":340661},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.098597,"noise_level":-24.130566,"freq_skew":0.680256,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487436,"usec":344929},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988151,"noise_level":-23.964464,"freq_skew":-0.826331,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487437,"usec":111320},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626749,"noise_level":-24.848154,"freq_skew":-0.053877,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":44685,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[67,185,53,194]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":57,"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":1784487437,"usec":111743},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500633,"noise_level":-24.968531,"freq_skew":0.774370,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":726,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[175,158,53,92]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44699,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[52,227,121,136]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":57,"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":1784487437,"usec":870266},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785674,"noise_level":-25.273991,"freq_skew":1.065591,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44643,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[204,5,28,89]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487437,"usec":874660},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413750,"noise_level":-25.100384,"freq_skew":0.734809,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487438,"usec":633694},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.214786,"noise_level":-25.494120,"freq_skew":-0.000020,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487438,"usec":634363},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691912,"noise_level":-25.461481,"freq_skew":-1.222594,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487438,"usec":636550},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556409,"noise_level":-25.364292,"freq_skew":0.062197,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487439,"usec":397574},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.379868,"noise_level":-25.032448,"freq_skew":0.376307,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"dst_airport","value":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":44.200001,"lon":-4.100000},"alt":36000}},{"name":"alternate_ground_stations","value":["212625","213C85","2D0745","298E25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487439,"usec":398578},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791348,"noise_level":-25.052654,"freq_skew":-1.178976,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":105,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":14,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487440,"usec":151088},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492106,"noise_level":-24.777344,"freq_skew":0.243745,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":638,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[131,196,187,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487441,"usec":684979},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455877,"noise_level":-24.131901,"freq_skew":1.023191,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487442,"usec":436263},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793027,"noise_level":-24.749893,"freq_skew":-2.371391,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1911,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[226,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487442,"usec":440548},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.149682,"noise_level":-24.556952,"freq_skew":0.179637,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784487442,"usec":440710},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.819224,"noise_level":-24.556952,"freq_skew":3.886586,"avlc":{"src":{"addr":"4D201D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487442,"usec":442374},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699535,"noise_level":-24.483870,"freq_skew":1.389531,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487443,"usec":211934},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534347,"noise_level":-24.418491,"freq_skew":-1.063022,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487443,"usec":968798},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631624,"noise_level":-25.066833,"freq_skew":0.973971,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487443,"usec":973094},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970281,"noise_level":-25.379086,"freq_skew":-1.388258,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487444,"usec":731596},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478117,"noise_level":-25.015686,"freq_skew":-0.231798,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487447,"usec":11930},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720094,"noise_level":-25.092363,"freq_skew":-2.491550,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1912,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[177,153]},{"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":1784487447,"usec":14668},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590080,"noise_level":-24.952986,"freq_skew":0.538513,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":727,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44699,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[116,160,138,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":57,"sec":24}},"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":1784487447,"usec":17686},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378057,"noise_level":-24.891750,"freq_skew":-0.506521,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44712,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[115,32,109,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487447,"usec":19033},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828345,"noise_level":-25.644859,"freq_skew":0.982181,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"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":1784487447,"usec":776370},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287788,"noise_level":-25.254488,"freq_skew":0.648257,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487447,"usec":778801},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.215160,"noise_level":-25.164078,"freq_skew":-0.391117,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487447,"usec":779627},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511602,"noise_level":-25.132654,"freq_skew":0.761568,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487448,"usec":534751},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.271539,"noise_level":-25.624743,"freq_skew":-2.097021,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487449,"usec":300940},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546327,"noise_level":-25.172003,"freq_skew":0.598451,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":728,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[5,107,103,7]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487449,"usec":303668},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709162,"noise_level":-25.311327,"freq_skew":-1.938704,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487450,"usec":60528},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.251184,"noise_level":-25.090031,"freq_skew":0.379773,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":7,"retry":1}},{"name":"dst_airport","value":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":44.200001,"lon":-4.100000},"alt":36000}},{"name":"alternate_ground_stations","value":["212625","213C85","2D0745","298E25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487450,"usec":67003},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551879,"noise_level":-24.821823,"freq_skew":-1.038694,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":328,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44513,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[2,247,27,110]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44513,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[221,11,69,38]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":57,"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":1784487451,"usec":585966},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879741,"noise_level":-25.180960,"freq_skew":0.503437,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBQC","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"A571JW","msg_num":"M21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487451,"usec":586556},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689996,"noise_level":-25.165203,"freq_skew":-1.024509,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487451,"usec":589584},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794478,"noise_level":-26.050901,"freq_skew":0.523368,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_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":"16303002","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,72,79,80,0,57,134,2,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487452,"usec":341240},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074233,"noise_level":-25.725838,"freq_skew":1.004796,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":36691,"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":1784487452,"usec":344674},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.135202,"noise_level":-25.596085,"freq_skew":-2.161617,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487453,"usec":108407},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805098,"noise_level":-25.239548,"freq_skew":-1.924668,"avlc":{"src":{"addr":"39E68D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784487453,"usec":865019},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.448761,"noise_level":-24.989143,"freq_skew":0.570780,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":314,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52431,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[205,184]},{"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":1784487453,"usec":865890},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813627,"noise_level":-24.958344,"freq_skew":-3.029634,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487453,"usec":867912},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796724,"noise_level":-25.758926,"freq_skew":0.581094,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487454,"usec":633551},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.264356,"noise_level":-25.460690,"freq_skew":0.941866,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398602","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":1784487456,"usec":153484},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589200,"noise_level":-24.608118,"freq_skew":0.996972,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487456,"usec":160864},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362695,"noise_level":-24.385223,"freq_skew":-2.770173,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"GMMN"},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487456,"usec":916582},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.021935,"noise_level":-24.275434,"freq_skew":0.372165,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487456,"usec":916658},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778197,"noise_level":-24.275434,"freq_skew":-2.805807,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGM","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"AT717X","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487456,"usec":917349},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507838,"noise_level":-25.311619,"freq_skew":1.616022,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"H603WU","msg_num":"S73","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487456,"usec":920171},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336667,"noise_level":-25.985683,"freq_skew":-0.890271,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":329,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44513,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[68,48,118,199]}]}],"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":7,"day":19},"time":{"hour":18,"min":57,"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":1784487456,"usec":922102},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565942,"noise_level":-26.745539,"freq_skew":-3.048136,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_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":"00400404","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,1,4,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487456,"usec":923224},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716598,"noise_level":-26.689072,"freq_skew":0.953110,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":1784487456,"usec":924614},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.347549,"noise_level":-26.670330,"freq_skew":0.447725,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"16303002","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,72,79,80,0,57,134,2,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487457,"usec":674535},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.217995,"noise_level":-26.577223,"freq_skew":-2.899319,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487457,"usec":675596},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828364,"noise_level":-26.661789,"freq_skew":-0.801038,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":719,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487457,"usec":679896},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627575,"noise_level":-27.300394,"freq_skew":1.351850,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"QX","blk_id":"5","ack":"A","flight":"H603WU","msg_num":"S76","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487457,"usec":680639},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386321,"noise_level":-27.260227,"freq_skew":-1.028282,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487457,"usec":680639},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.386321,"noise_level":-27.260227,"freq_skew":-1.028282,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":331,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":55,"dst_ref":44513,"variable_part_params":[{"name":"atn_checksum","value":[49,200,187,69]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487457,"usec":681871},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743132,"noise_level":-27.200321,"freq_skew":1.538426,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"_d","blk_id":"6","ack":"!","flight":"H603WU","msg_num":"S77","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487458,"usec":433634},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462169,"noise_level":-27.116220,"freq_skew":-2.785974,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGM","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"AT717X","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487458,"usec":434965},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840031,"noise_level":-27.773418,"freq_skew":0.815151,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":1784487458,"usec":437855},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770584,"noise_level":-27.795975,"freq_skew":0.688705,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":"00400404","called_addr":"1116900402899","facilities":[{"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_line_addr_modified","value":[15]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487458,"usec":441116},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786149,"noise_level":-27.669037,"freq_skew":0.777558,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGM","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487458,"usec":441942},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.865287,"noise_level":-28.111702,"freq_skew":0.866326,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487458,"usec":442649},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536038,"noise_level":-28.067612,"freq_skew":0.168873,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44616,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[90,217,155,66]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487459,"usec":199280},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.193641,"noise_level":-28.045652,"freq_skew":1.142011,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":856,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[111,1,115,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487459,"usec":205114},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870549,"noise_level":-27.680567,"freq_skew":-2.839960,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487460,"usec":729515},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685410,"noise_level":-26.715302,"freq_skew":0.008968,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":953,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[0,194,60,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487461,"usec":490510},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595586,"noise_level":-27.311468,"freq_skew":1.989810,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487461,"usec":492283},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777063,"noise_level":-27.231218,"freq_skew":-0.789445,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":719,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487461,"usec":494002},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.174607,"noise_level":-27.854794,"freq_skew":1.038059,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784487461,"usec":495398},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.021716,"noise_level":-27.769390,"freq_skew":-3.238301,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487463,"usec":781493},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581108,"noise_level":-26.252634,"freq_skew":2.391524,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":282,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44683,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[66,45,73,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487463,"usec":781493},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.581108,"noise_level":-26.252634,"freq_skew":2.391524,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":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":283,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44683,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[0,36,131,10]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":57,"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":1784487464,"usec":541385},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909015,"noise_level":-25.971746,"freq_skew":-0.426453,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487464,"usec":548262},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.528707,"noise_level":-25.750031,"freq_skew":0.576652,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":315,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44614,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487465,"usec":295747},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578897,"noise_level":-25.682934,"freq_skew":2.100859,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487465,"usec":299002},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.381407,"noise_level":-25.636993,"freq_skew":1.013740,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487465,"usec":304766},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488518,"noise_level":-25.472347,"freq_skew":0.819179,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487465,"usec":306424},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845773,"noise_level":-25.936613,"freq_skew":0.870783,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":39.700001,"lon":-7.600000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487466,"usec":57342},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676641,"noise_level":-25.817005,"freq_skew":1.029017,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SBD","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"SN06HB","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487466,"usec":57342},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.676641,"noise_level":-25.817005,"freq_skew":1.029017,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146104","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,204,68,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487466,"usec":62981},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657438,"noise_level":-25.615721,"freq_skew":0.778014,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":"21146104","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487466,"usec":65161},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807401,"noise_level":-25.516800,"freq_skew":0.999090,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SBD","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487466,"usec":830961},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980512,"noise_level":-25.116348,"freq_skew":0.804631,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487468,"usec":353060},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676755,"noise_level":-24.381277,"freq_skew":-2.325005,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487469,"usec":871761},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.092928,"noise_level":-24.186775,"freq_skew":0.557969,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":316,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44614,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[245,50]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487471,"usec":395388},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.398278,"noise_level":-23.602081,"freq_skew":1.055629,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487472,"usec":159878},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674297,"noise_level":-23.330231,"freq_skew":0.704060,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":12694,"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":1784487472,"usec":913141},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428578,"noise_level":-23.613533,"freq_skew":-0.532978,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487474,"usec":448721},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.280259,"noise_level":-23.801643,"freq_skew":0.281490,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1894,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[122,37,201,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487475,"usec":969810},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.244352,"noise_level":-23.153648,"freq_skew":0.665413,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487475,"usec":973649},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444213,"noise_level":-23.041973,"freq_skew":-2.351026,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"EDDL"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487476,"usec":725074},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984264,"noise_level":-23.394066,"freq_skew":1.068245,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487476,"usec":726137},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476559,"noise_level":-23.355633,"freq_skew":-2.284222,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"15040627","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,65,151,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487476,"usec":726137},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.476559,"noise_level":-23.355633,"freq_skew":-2.284222,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOV","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"YW1325","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487477,"usec":483983},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695615,"noise_level":-23.295250,"freq_skew":2.985718,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"MSLP"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-5.700000},"alt":29000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487477,"usec":485262},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494684,"noise_level":-24.231169,"freq_skew":0.981420,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487477,"usec":489699},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901516,"noise_level":-24.077030,"freq_skew":-2.268352,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487477,"usec":491170},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652858,"noise_level":-24.049297,"freq_skew":3.068190,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"EB0301","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487478,"usec":249190},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588234,"noise_level":-25.158518,"freq_skew":0.847149,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487479,"usec":13403},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473201,"noise_level":-24.925707,"freq_skew":2.023403,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":284,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44683,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[224,59,126,154]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":57,"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":1784487479,"usec":16526},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687697,"noise_level":-24.927929,"freq_skew":0.800422,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487479,"usec":19598},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672141,"noise_level":-24.806236,"freq_skew":-2.158831,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487479,"usec":19732},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711313,"noise_level":-24.791145,"freq_skew":0.926836,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":21893,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[102,180,216,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487479,"usec":21098},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683036,"noise_level":-24.746025,"freq_skew":3.069873,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487479,"usec":22007},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727668,"noise_level":-24.701138,"freq_skew":0.811786,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":326,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29444,"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":[45,243,163,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487479,"usec":777096},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914453,"noise_level":-24.494677,"freq_skew":2.311692,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487479,"usec":779592},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.177735,"noise_level":-24.422115,"freq_skew":-0.307697,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487479,"usec":780059},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685793,"noise_level":-26.380085,"freq_skew":2.238993,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784487479,"usec":781270},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526145,"noise_level":-26.325935,"freq_skew":0.825543,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784487481,"usec":292233},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578281,"noise_level":-25.785313,"freq_skew":1.996489,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":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":285,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44683,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,204,68,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487482,"usec":60859},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632246,"noise_level":-25.244543,"freq_skew":0.806146,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487482,"usec":66010},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618408,"noise_level":-25.098183,"freq_skew":1.367808,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487482,"usec":814100},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635373,"noise_level":-24.943354,"freq_skew":1.123868,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487482,"usec":825227},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.215884,"noise_level":-24.840141,"freq_skew":0.779292,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487484,"usec":351714},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521374,"noise_level":-24.822643,"freq_skew":2.043129,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":782,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44657,"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":[205,58,122,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487485,"usec":99651},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522377,"noise_level":-24.569101,"freq_skew":1.994462,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487485,"usec":107195},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.797142,"noise_level":-24.817030,"freq_skew":-0.920976,"avlc":{"src":{"addr":"02006F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487485,"usec":876417},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626264,"noise_level":-24.652237,"freq_skew":-0.018016,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":0,"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":1571,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[64,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487486,"usec":635870},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.294756,"noise_level":-25.174015,"freq_skew":0.798683,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487486,"usec":636724},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.387589,"noise_level":-25.126865,"freq_skew":0.884635,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487488,"usec":934163},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880392,"noise_level":-23.901014,"freq_skew":0.612708,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":729,"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":1784487488,"usec":936450},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546503,"noise_level":-24.669474,"freq_skew":1.622592,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487489,"usec":691194},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.973896,"noise_level":-24.294628,"freq_skew":0.708118,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487490,"usec":434379},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.164680,"noise_level":-24.237850,"freq_skew":0.778354,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444C8","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":1784487490,"usec":439377},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390210,"noise_level":-24.028172,"freq_skew":2.057731,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":783,"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":1784487491,"usec":202834},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874254,"noise_level":-24.357985,"freq_skew":0.857599,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTO","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX1026","msg_num":"F28","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40382W002530,PO081,185808,159,RUDBI,190254,MD519,M5,239050,7407F1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487491,"usec":209158},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368225,"noise_level":-24.173462,"freq_skew":1.968891,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487491,"usec":210641},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747084,"noise_level":-24.131432,"freq_skew":0.960001,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3477,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":10,"variable_part_params":[{"name":"checksum","value":[225,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487491,"usec":967585},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.422483,"noise_level":-23.829269,"freq_skew":-2.112818,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEPP"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487491,"usec":969242},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558773,"noise_level":-23.762039,"freq_skew":-0.173991,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":1572,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[45,43]},{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487492,"usec":729458},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":1,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.428443,"noise_level":-23.511202,"freq_skew":-2.166177,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"15103003","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,134,3,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487492,"usec":731156},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019619,"noise_level":-23.446379,"freq_skew":0.823849,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487493,"usec":481791},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.104303,"noise_level":-23.693455,"freq_skew":-1.978781,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTG","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"YW1055","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487494,"usec":254153},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.178030,"noise_level":-23.177525,"freq_skew":0.935875,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487495,"usec":5105},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.840829,"noise_level":-23.262880,"freq_skew":-2.088256,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784487495,"usec":11530},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491454,"noise_level":-23.087612,"freq_skew":0.716560,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":48.500000,"flags":192,"pdu_id":3487,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[168,181,40,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487495,"usec":16771},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652953,"noise_level":-23.601198,"freq_skew":-0.578996,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487495,"usec":16771},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.652953,"noise_level":-23.601198,"freq_skew":-0.578996,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44712,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[190,42,237,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487495,"usec":769560},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016855,"noise_level":-23.496643,"freq_skew":1.594353,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEAS"},{"name":"ac_location","value":{"loc":{"lat":43.000000,"lon":-5.900000},"alt":15000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487495,"usec":770708},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.232162,"noise_level":-23.524389,"freq_skew":-2.065913,"avlc":{"src":{"addr":"348603","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487495,"usec":778026},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894741,"noise_level":-23.382196,"freq_skew":1.351559,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"V708DL","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487495,"usec":778026},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.894741,"noise_level":-23.382196,"freq_skew":1.351559,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15042310","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,68,200,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487495,"usec":778848},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502333,"noise_level":-23.369387,"freq_skew":2.070649,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487495,"usec":779214},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857499,"noise_level":-23.369387,"freq_skew":0.833053,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784487496,"usec":541649},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.308066,"noise_level":-23.129484,"freq_skew":-0.194394,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"5U","blk_id":"8","ack":"!","flight":"W697AX","msg_num":"M81","msg_num_seq":"A","msg_text":"EPKT EPKK EPWR LKMT-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487496,"usec":542989},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705030,"noise_level":-23.610258,"freq_skew":1.649107,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":527,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487497,"usec":298085},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643432,"noise_level":-24.080173,"freq_skew":-0.728479,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":720,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[19,83,20,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487497,"usec":298411},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888745,"noise_level":-24.484283,"freq_skew":1.065706,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487497,"usec":299067},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049589,"noise_level":-24.455221,"freq_skew":0.219811,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487497,"usec":299405},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080681,"noise_level":-24.440727,"freq_skew":1.416438,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487497,"usec":300439},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866077,"noise_level":-24.382988,"freq_skew":0.926934,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-WBU","mode":"2","label":"RA","blk_id":"S","ack":"!","msg_text":"QUSINGMXS~1 WEATHER REPORT\r\nSA 19/18:30     \r\nEPKT 191830Z 27006KT 9999 FEW006 SCT015 16/15 Q1015=\r\nSA 19/18:30     \r\nEPKK 191830Z 25007KT 9999 FEW013 SCT028TCU 17/17 Q1015=\r\nSA 19/18:30     \r\nMETAR EPWR 191830Z 22005KT "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487497,"usec":301974},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.458920,"noise_level":-24.368612,"freq_skew":1.035273,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487497,"usec":304977},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453876,"noise_level":-24.305143,"freq_skew":-0.000231,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"_d","blk_id":"9","ack":"S","flight":"W697AX","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487498,"usec":58388},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531557,"noise_level":-24.203730,"freq_skew":0.171630,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487498,"usec":63460},"freq":136975000,"burst_len_octets":147,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713099,"noise_level":-24.050074,"freq_skew":0.746200,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"RA","blk_id":"T","ack":"!","msg_text":"QUSINGMXS~1 WEATHER REPORT\r\nSA 19/18:30     \r\nEPKT 191830Z 27006KT 9999 FEW006 SCT015 16/15 Q1015=\r\nSA 19/18:30     \r\nEPKK 191830Z 25007KT 9999 FEW013 SCT028TCU 17/17 Q1015=\r\nSA 19/18:30     \r\nMETAR EPWR 191830Z 22005KT CAVOK 16/15 Q1016 =\r\nSA 19/18:30     \r\nLKMT 191830Z 36008KT 9999 FEW017 SCT022 BKN036 17/15 Q1016\r\n     NOSIG=\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487498,"usec":64673},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900255,"noise_level":-24.022425,"freq_skew":-1.097613,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487498,"usec":64983},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474676,"noise_level":-24.022425,"freq_skew":-0.615489,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487498,"usec":826541},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682376,"noise_level":-24.168297,"freq_skew":0.041756,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"_d","blk_id":"0","ack":"T","flight":"W697AX","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487499,"usec":583463},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891004,"noise_level":-24.730970,"freq_skew":0.731019,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784487500,"usec":343010},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521084,"noise_level":-24.378805,"freq_skew":1.251605,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":527,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487500,"usec":343794},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801935,"noise_level":-24.335770,"freq_skew":-2.914304,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":963,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487500,"usec":346221},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430480,"noise_level":-24.207935,"freq_skew":-0.077284,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":954,"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":1784487501,"usec":105549},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923517,"noise_level":-23.971882,"freq_skew":0.714718,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":1784487501,"usec":112646},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656940,"noise_level":-23.781868,"freq_skew":2.105647,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"LY0375","msg_num":"F24","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39268W002456,IXUPA,185820,370,CCS,192355,ELVAR,M51,243060,1173E30"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487502,"usec":626392},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.034811,"noise_level":-23.672195,"freq_skew":1.608108,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":580,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44597,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[42,58,126,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487502,"usec":630027},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740447,"noise_level":-23.514555,"freq_skew":-2.327602,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":20,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487503,"usec":393391},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541399,"noise_level":-23.452671,"freq_skew":-0.275374,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":954,"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":1784487503,"usec":397219},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650123,"noise_level":-24.665447,"freq_skew":0.848449,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487504,"usec":151721},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580219,"noise_level":-24.416388,"freq_skew":-1.524939,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":44737,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[37,136,236,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487504,"usec":155189},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444702,"noise_level":-24.339960,"freq_skew":-0.106624,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487504,"usec":157925},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543038,"noise_level":-25.363541,"freq_skew":2.303446,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":565,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[92,31,224,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487504,"usec":914454},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432642,"noise_level":-25.257566,"freq_skew":2.299261,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784487505,"usec":678073},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561149,"noise_level":-24.702864,"freq_skew":1.684041,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":280,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487506,"usec":440322},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966868,"noise_level":-24.467258,"freq_skew":1.897882,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"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":44622,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[5,199]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487506,"usec":441199},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.209312,"noise_level":-24.612577,"freq_skew":-2.520005,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487506,"usec":442095},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857529,"noise_level":-24.568371,"freq_skew":0.209571,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"20","blk_id":"2","ack":"!","flight":"HV055J","msg_num":"M96","msg_num_seq":"A","msg_text":"RST54A19185818TRA55J  EHAMLPPT"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487506,"usec":445999},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933197,"noise_level":-24.830238,"freq_skew":0.748418,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487506,"usec":446282},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687081,"noise_level":-24.815104,"freq_skew":2.190352,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"20","blk_id":"3","ack":"!","flight":"HV007F","msg_num":"M50","msg_num_seq":"A","msg_text":"RST54A19185818TRA7F   LPFREHAM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487507,"usec":199211},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470499,"noise_level":-24.680071,"freq_skew":0.277205,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44616,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[90,102,46,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487508,"usec":729388},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329117,"noise_level":-24.801655,"freq_skew":1.141429,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":857,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"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":[211,126,152,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487509,"usec":494620},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967294,"noise_level":-25.397856,"freq_skew":0.262158,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487509,"usec":495807},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807356,"noise_level":-25.720444,"freq_skew":0.870281,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3534,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[244,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487510,"usec":247849},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840493,"noise_level":-25.521358,"freq_skew":2.122004,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487511,"usec":16159},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889981,"noise_level":-25.120699,"freq_skew":0.874508,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3538,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":78,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[53,167,249,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487511,"usec":18269},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572967,"noise_level":-25.208017,"freq_skew":-0.237621,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":955,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[45,204,68,116]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487511,"usec":20432},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973794,"noise_level":-25.684816,"freq_skew":1.904648,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":282,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44622,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[205,82]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487511,"usec":780237},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904027,"noise_level":-25.372932,"freq_skew":1.007755,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":1784487511,"usec":783259},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.169218,"noise_level":-25.260792,"freq_skew":0.693833,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487512,"usec":542129},"freq":136975000,"burst_len_octets":128,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729080,"noise_level":-25.458008,"freq_skew":2.984823,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"B0","blk_id":"2","ack":"!","flight":"EB0301","msg_num":"J72","msg_num_seq":"A","msg_text":"/LPPO.AFN/FMHTAI301,.EC-MAJ,3444CE,185831/FPON41420W005495,1/FCOADS,01/FCOATC,01C41C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487513,"usec":306237},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.571363,"noise_level":-24.966509,"freq_skew":0.390986,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":318,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44614,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[139,87]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487515,"usec":591367},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763296,"noise_level":-23.869415,"freq_skew":2.125164,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784487515,"usec":591524},"freq":136975000,"burst_len_octets":128,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758542,"noise_level":-23.869415,"freq_skew":3.066507,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"B0","blk_id":"2","ack":"!","flight":"EB0301","msg_num":"J72","msg_num_seq":"A","msg_text":"/LPPO.AFN/FMHTAI301,.EC-MAJ,3444CE,185831/FPON41420W005495,1/FCOADS,01/FCOATC,01C41C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487516,"usec":340712},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517489,"noise_level":-24.713194,"freq_skew":-1.245154,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"GMMN"},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487516,"usec":341161},"freq":136975000,"burst_len_octets":140,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.811689,"noise_level":-24.785585,"freq_skew":1.585605,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"80","blk_id":"9","ack":"!","flight":"P601VK","msg_num":"M67","msg_num_seq":"A","msg_text":"3N01 POSRPT 01VK/19 GCRR/EDDL .EC-NLJ\r\n/POS N39236W007190/ALT +34000/MCH 797/FOB 00965/ETA 2107"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487516,"usec":347812},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527497,"noise_level":-24.533108,"freq_skew":-1.293924,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROB","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"AT0799","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487517,"usec":113614},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710320,"noise_level":-25.499454,"freq_skew":-1.354265,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"00400132","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,0,90,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487517,"usec":115780},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518573,"noise_level":-26.331732,"freq_skew":-0.959426,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784487517,"usec":869156},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552769,"noise_level":-25.773857,"freq_skew":-1.263480,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487518,"usec":629362},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.485506,"noise_level":-26.256851,"freq_skew":0.299980,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":318,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44614,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[139,87]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487518,"usec":631473},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.437301,"noise_level":-26.132786,"freq_skew":1.568164,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":66,"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":44800,"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":[206,70,64,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487518,"usec":634579},"freq":136975000,"burst_len_octets":128,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745688,"noise_level":-26.080153,"freq_skew":3.112724,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"B0","blk_id":"2","ack":"!","flight":"EB0301","msg_num":"J72","msg_num_seq":"A","msg_text":"/LPPO.AFN/FMHTAI301,.EC-MAJ,3444CE,185831/FPON41420W005495,1/FCOADS,01/FCOATC,01C41C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487519,"usec":390604},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460022,"noise_level":-25.897095,"freq_skew":0.873245,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487520,"usec":150231},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.563681,"noise_level":-25.511852,"freq_skew":3.133562,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487520,"usec":915179},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874467,"noise_level":-25.206009,"freq_skew":1.492988,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":1784487520,"usec":918671},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.668221,"noise_level":-25.033741,"freq_skew":1.479064,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784487520,"usec":918725},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.761458,"noise_level":-25.033741,"freq_skew":0.713512,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"A0","blk_id":"D","ack":"!","msg_text":"/SMACAYA.AFN/FMHTAI301,.EC-MAJ,3444CE,185839/FAK0,LPPO/FARADS,0/FARATC,03C73"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487520,"usec":920001},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672520,"noise_level":-24.987345,"freq_skew":1.503516,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":528,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[16,164,221,168]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44603,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[85,97,29,244]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487521,"usec":676348},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.366183,"noise_level":-24.791395,"freq_skew":3.156379,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"3","ack":"D","flight":"EB0301","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487521,"usec":678223},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.039734,"noise_level":-25.414724,"freq_skew":-3.470494,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":1784487522,"usec":435312},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.850972,"noise_level":-25.159292,"freq_skew":1.299280,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487522,"usec":435769},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.697487,"noise_level":-25.568008,"freq_skew":0.607259,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","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":1784487522,"usec":441408},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.446154,"noise_level":-25.260216,"freq_skew":0.298489,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":318,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44614,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[139,87]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487524,"usec":722947},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664549,"noise_level":-24.667274,"freq_skew":-0.023496,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":1573,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487524,"usec":728569},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.180048,"noise_level":-24.608311,"freq_skew":1.462380,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44603,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[187,182,36,248]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487525,"usec":482668},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.602953,"noise_level":-24.485840,"freq_skew":0.943099,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487526,"usec":250267},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.133333,"noise_level":-24.339809,"freq_skew":1.512935,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487526,"usec":251893},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551132,"noise_level":-25.123844,"freq_skew":-1.259797,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1665,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487526,"usec":255589},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926026,"noise_level":-25.419167,"freq_skew":1.524898,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":1784487527,"usec":15711},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753858,"noise_level":-25.015800,"freq_skew":1.403174,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[101,113,16,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487527,"usec":770064},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.334807,"noise_level":-25.104616,"freq_skew":0.498574,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":320,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44614,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[139,87]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487527,"usec":770630},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864940,"noise_level":-25.073404,"freq_skew":2.088178,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"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":566,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29511,"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":[250,71,185,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487528,"usec":534080},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.312545,"noise_level":-24.689453,"freq_skew":0.401679,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":318,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44614,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[139,87]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487529,"usec":304629},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.518659,"noise_level":-24.281862,"freq_skew":1.407189,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1,"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":29460,"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":[231,36,16,127]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487530,"usec":818506},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530363,"noise_level":-23.901674,"freq_skew":2.257735,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"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":566,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29511,"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":[250,71,185,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487530,"usec":820520},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742467,"noise_level":-23.820385,"freq_skew":0.508119,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487531,"usec":579677},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.341794,"noise_level":-23.942066,"freq_skew":0.664730,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"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":321,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44614,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[132,38]}]}],"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":7,"day":19},"time":{"hour":18,"min":58,"sec":49}},"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":1784487531,"usec":580668},"freq":136975000,"burst_len_octets":392,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.950896,"noise_level":-23.901138,"freq_skew":1.041483,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OTO","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UX1026","msg_num":"D41","msg_num_seq":"B","sublabel":"DF","msg_text":" 624-13\r\n 2518 2506  006  000 -013\r\n 405 708 708  00 -02 00017000\r\n000003008 016 59 880  67173  0\r\n018CE0000000000349C300000200007F0010000000802000000678030060000100000000000000000000000000\r\n0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000\r\n 828110172 7015 1029 2541007000 73\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487532,"usec":350903},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.157766,"noise_level":-23.920324,"freq_skew":0.649104,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":322,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52431,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[24,155]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487533,"usec":868838},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.484624,"noise_level":-23.503628,"freq_skew":0.676459,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":320,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44614,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[139,87]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487534,"usec":631484},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493694,"noise_level":-23.471344,"freq_skew":1.962329,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":567,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29511,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,15,69,225]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29511,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[204,182,226,174]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487535,"usec":385716},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617087,"noise_level":-23.692017,"freq_skew":1.016771,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487535,"usec":390379},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233429,"noise_level":-23.494967,"freq_skew":2.344572,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487535,"usec":395570},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.378867,"noise_level":-24.235285,"freq_skew":0.621673,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487536,"usec":156717},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573761,"noise_level":-24.434067,"freq_skew":-2.359310,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487536,"usec":917702},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690258,"noise_level":-24.051859,"freq_skew":-0.568686,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487536,"usec":920986},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.801383,"noise_level":-24.824970,"freq_skew":0.454309,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":324,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":25,"dst_ref":44614,"variable_part_params":[{"name":"checksum","value":[136,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487537,"usec":682790},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.818837,"noise_level":-24.425568,"freq_skew":0.549756,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":325,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52431,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[219,85]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487539,"usec":199645},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972595,"noise_level":-24.002319,"freq_skew":0.731505,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487539,"usec":199919},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.012326,"noise_level":-24.292068,"freq_skew":0.515109,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":326,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52431,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[211,151]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487539,"usec":205752},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028725,"noise_level":-24.178909,"freq_skew":0.864985,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":44674,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[158,50,118,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487539,"usec":207253},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.885045,"noise_level":-24.122879,"freq_skew":1.101228,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-7.500000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487539,"usec":209100},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.135571,"noise_level":-24.053347,"freq_skew":0.800534,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPY","mode":"2","label":"_d","blk_id":"2","ack":"Q","flight":"UX9117","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487539,"usec":209231},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844741,"noise_level":-24.053347,"freq_skew":1.103685,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487539,"usec":961162},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.773636,"noise_level":-25.162357,"freq_skew":1.183100,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146104","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,204,68,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487539,"usec":964678},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.283847,"noise_level":-25.006390,"freq_skew":0.797056,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SBD","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"SN06HB","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487540,"usec":728166},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.898298,"noise_level":-24.828491,"freq_skew":0.465634,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487541,"usec":488987},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042293,"noise_level":-24.777855,"freq_skew":0.828319,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487541,"usec":489996},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630922,"noise_level":-24.762812,"freq_skew":2.116571,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29511,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[174,11,245,116]}]}],"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":7,"day":19},"time":{"hour":18,"min":58,"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":1784487541,"usec":493696},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697315,"noise_level":-25.416822,"freq_skew":2.097905,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44752,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[218,28,34,120]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487541,"usec":496893},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585021,"noise_level":-25.806124,"freq_skew":0.816061,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":13201,"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":1784487542,"usec":254182},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796462,"noise_level":-25.473604,"freq_skew":1.215267,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[105,191,114,145]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487543,"usec":14050},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344797,"noise_level":-26.373768,"freq_skew":-0.102559,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487543,"usec":20302},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841504,"noise_level":-27.271774,"freq_skew":0.679112,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487543,"usec":770073},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.253110,"noise_level":-26.995327,"freq_skew":1.050543,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":36853,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[220,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487544,"usec":537457},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382681,"noise_level":-26.431007,"freq_skew":2.041682,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29511,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[174,11,245,116]}]}],"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":7,"day":19},"time":{"hour":18,"min":58,"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":1784487544,"usec":543782},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783058,"noise_level":-27.225836,"freq_skew":2.039383,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44752,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[218,28,34,120]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487544,"usec":545338},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489496,"noise_level":-27.126614,"freq_skew":2.155790,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29511,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[174,11,245,116]}]}],"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":7,"day":19},"time":{"hour":18,"min":58,"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":1784487545,"usec":297435},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771263,"noise_level":-26.931511,"freq_skew":1.710197,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":283,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52455,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[85,25]},{"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":1784487546,"usec":56465},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020000,"noise_level":-26.480400,"freq_skew":0.847235,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":1784487547,"usec":576623},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507185,"noise_level":-25.609713,"freq_skew":-0.666673,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":721,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"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":[179,208,42,139]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487547,"usec":576873},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418221,"noise_level":-25.975807,"freq_skew":2.171223,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29511,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[174,11,245,116]}]}],"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":7,"day":19},"time":{"hour":18,"min":58,"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":1784487549,"usec":103576},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675366,"noise_level":-25.183496,"freq_skew":-1.197229,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1666,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[124,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487549,"usec":109427},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752912,"noise_level":-24.904072,"freq_skew":0.959562,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487550,"usec":638353},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959436,"noise_level":-24.602062,"freq_skew":0.914115,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487551,"usec":396104},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198954,"noise_level":-24.283382,"freq_skew":2.038242,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29511,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[174,11,245,116]}]}],"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":7,"day":19},"time":{"hour":18,"min":58,"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":1784487552,"usec":151136},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794407,"noise_level":-25.032682,"freq_skew":0.035992,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487552,"usec":910391},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.808836,"noise_level":-25.664806,"freq_skew":1.509260,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44597,"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":[97,83,36,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487553,"usec":677512},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471869,"noise_level":-25.178434,"freq_skew":2.060686,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":570,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29511,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[174,11,245,116]}]}],"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":7,"day":19},"time":{"hour":18,"min":58,"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":1784487553,"usec":679459},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697608,"noise_level":-25.912613,"freq_skew":2.091024,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":true,"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":571,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44752,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[218,28,34,120]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487553,"usec":682067},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491314,"noise_level":-25.810276,"freq_skew":-1.282089,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1667,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[63,147]},{"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":1784487553,"usec":684579},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524429,"noise_level":-25.776428,"freq_skew":-1.755412,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":801,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"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":[102,46,240,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487555,"usec":198160},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657871,"noise_level":-26.160271,"freq_skew":0.706757,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"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":1784487555,"usec":199311},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667684,"noise_level":-26.788054,"freq_skew":2.234387,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29511,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[174,11,245,116]}]}],"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":7,"day":19},"time":{"hour":18,"min":58,"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":1784487555,"usec":199311},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.667684,"noise_level":-26.788054,"freq_skew":2.234387,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":570,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29511,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[174,11,245,116]}]}],"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":7,"day":19},"time":{"hour":18,"min":58,"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":1784487555,"usec":201234},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561814,"noise_level":-26.950712,"freq_skew":-0.658048,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNJ","mode":"2","label":"2F","blk_id":"9","ack":"!","flight":"AF1195","msg_num":"M94","msg_num_seq":"A","msg_text":"1859+4294-498/3445"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487555,"usec":201395},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575624,"noise_level":-27.940542,"freq_skew":2.333623,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":true,"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":571,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44752,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[218,28,34,120]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487555,"usec":959179},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578358,"noise_level":-27.621433,"freq_skew":-0.721179,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487556,"usec":728936},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.236047,"noise_level":-27.385302,"freq_skew":0.173727,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487558,"usec":247794},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682785,"noise_level":-26.570938,"freq_skew":2.190394,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":40.400002,"lon":-6.400000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487558,"usec":249327},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639506,"noise_level":-26.497219,"freq_skew":0.848254,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487558,"usec":251218},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600477,"noise_level":-26.405941,"freq_skew":2.057441,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"HV007F","msg_num":"S25","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487558,"usec":252655},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792142,"noise_level":-26.351631,"freq_skew":2.291307,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22063753","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,82,65,0,72,103,235,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487558,"usec":256879},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650607,"noise_level":-26.684292,"freq_skew":0.726135,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":20.000000,"flags":246,"pdu_id":13305,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487559,"usec":14100},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779383,"noise_level":-26.609608,"freq_skew":0.988004,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":"22063753","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487559,"usec":14779},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659458,"noise_level":-26.591036,"freq_skew":1.031111,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487559,"usec":19993},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882527,"noise_level":-26.686771,"freq_skew":-0.901859,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487559,"usec":773026},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722272,"noise_level":-26.634180,"freq_skew":2.133738,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487559,"usec":774738},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.294853,"noise_level":-26.523035,"freq_skew":-2.854224,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487559,"usec":777140},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646827,"noise_level":-26.377014,"freq_skew":0.189516,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":639,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[131,196,187,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487561,"usec":302341},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.474501,"noise_level":-25.402143,"freq_skew":0.968903,"avlc":{"src":{"addr":"34860C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487561,"usec":305743},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358706,"noise_level":-25.289629,"freq_skew":-1.795725,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":802,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487562,"usec":65452},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631406,"noise_level":-24.945210,"freq_skew":-1.567775,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487563,"usec":580856},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765067,"noise_level":-25.390106,"freq_skew":-0.014717,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":639,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[131,196,187,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487563,"usec":584074},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546994,"noise_level":-26.056948,"freq_skew":-1.097797,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487565,"usec":104944},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611766,"noise_level":-26.133141,"freq_skew":-2.558667,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1913,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487565,"usec":873670},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.543828,"noise_level":-25.407570,"freq_skew":0.242724,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784487565,"usec":873670},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.543828,"noise_level":-25.407570,"freq_skew":0.242724,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1895,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[122,37,201,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487566,"usec":630099},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569935,"noise_level":-25.649441,"freq_skew":0.208418,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487566,"usec":630503},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726384,"noise_level":-26.490307,"freq_skew":2.238321,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":572,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"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":[22,86,24,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487566,"usec":632108},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902980,"noise_level":-26.829784,"freq_skew":-0.014361,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":639,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[131,196,187,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487567,"usec":393262},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720827,"noise_level":-26.603928,"freq_skew":2.099523,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487567,"usec":393898},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544916,"noise_level":-26.761478,"freq_skew":-2.433350,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487569,"usec":682435},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714797,"noise_level":-25.671368,"freq_skew":2.316303,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":572,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"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":[22,86,24,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487569,"usec":683431},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.779115,"noise_level":-25.621449,"freq_skew":-2.120819,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487569,"usec":685896},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778645,"noise_level":-25.506075,"freq_skew":-0.666915,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2939,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[159,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487569,"usec":687594},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.982987,"noise_level":-25.424595,"freq_skew":0.834035,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":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":13405,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487570,"usec":436092},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610133,"noise_level":-25.263889,"freq_skew":0.709965,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784487571,"usec":200439},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885433,"noise_level":-25.815393,"freq_skew":-1.201820,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487571,"usec":205597},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905086,"noise_level":-26.362230,"freq_skew":0.874352,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":327,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29444,"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":[45,243,163,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487571,"usec":207142},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647513,"noise_level":-26.344183,"freq_skew":0.091822,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":639,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[131,196,187,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487571,"usec":209524},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594981,"noise_level":-26.482540,"freq_skew":-0.723001,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487571,"usec":965545},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591113,"noise_level":-26.283310,"freq_skew":0.538662,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":730,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[5,107,103,7]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487572,"usec":723125},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856376,"noise_level":-25.984127,"freq_skew":1.093887,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487572,"usec":728567},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671268,"noise_level":-26.785542,"freq_skew":0.023330,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGJ","mode":"2","label":"19","blk_id":"6","ack":"!","flight":"AT782K","msg_num":"M38","msg_num_seq":"A","msg_text":"DEP GMME,DES LFPO,ETA 1959,FOB    59,DM 1907,UTC 185926"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487572,"usec":730281},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.212823,"noise_level":-26.691198,"freq_skew":2.271323,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487572,"usec":730464},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.137651,"noise_level":-26.691198,"freq_skew":-2.058523,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487573,"usec":483448},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836251,"noise_level":-26.468870,"freq_skew":0.959520,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGJ","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487573,"usec":485641},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739155,"noise_level":-26.603308,"freq_skew":0.963465,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","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":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":13405,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487574,"usec":254515},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.403243,"noise_level":-26.115664,"freq_skew":1.563527,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487574,"usec":256138},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549098,"noise_level":-26.045692,"freq_skew":-0.713606,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2940,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[98,119]},{"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":1784487574,"usec":256237},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746563,"noise_level":-26.045692,"freq_skew":-0.029341,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487575,"usec":14787},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.235011,"noise_level":-26.362934,"freq_skew":2.079372,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487575,"usec":14888},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916594,"noise_level":-26.362934,"freq_skew":2.004561,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487576,"usec":536431},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908933,"noise_level":-25.389557,"freq_skew":-0.097223,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":640,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487577,"usec":302614},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305234,"noise_level":-25.010246,"freq_skew":2.251507,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":573,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29511,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[174,11,245,116]}]}],"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":7,"day":19},"time":{"hour":18,"min":58,"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":1784487577,"usec":303984},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694667,"noise_level":-25.582687,"freq_skew":0.916833,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"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":1784487578,"usec":56064},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487457,"noise_level":-26.054123,"freq_skew":2.036209,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":574,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44752,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[218,28,34,120]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":58,"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":1784487578,"usec":57378},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008836,"noise_level":-25.984642,"freq_skew":0.867717,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":21976,"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":[234,253,72,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487578,"usec":58100},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662991,"noise_level":-25.950111,"freq_skew":0.879626,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":21977,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":29511,"dst_ref":67,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[83,169,191,210]}],"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":1784487578,"usec":60138},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695443,"noise_level":-25.864376,"freq_skew":2.273240,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487578,"usec":60138},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.695443,"noise_level":-25.864376,"freq_skew":2.273240,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487578,"usec":60342},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937807,"noise_level":-26.681271,"freq_skew":0.787782,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"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":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3637,"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":[225,60,91,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487578,"usec":62357},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950597,"noise_level":-26.606609,"freq_skew":0.061168,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":639,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[131,196,187,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487578,"usec":62661},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.258786,"noise_level":-26.588047,"freq_skew":2.012102,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":2,"unknown_proto":{"data":[97,129,161]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487578,"usec":821592},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.211411,"noise_level":-26.189350,"freq_skew":-0.472305,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2940,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[98,119]},{"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":1784487579,"usec":594712},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754137,"noise_level":-25.859163,"freq_skew":0.928970,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487580,"usec":343248},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952347,"noise_level":-26.392651,"freq_skew":0.144504,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":640,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487581,"usec":108626},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746600,"noise_level":-26.019981,"freq_skew":1.047283,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487581,"usec":108626},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.746600,"noise_level":-26.019981,"freq_skew":1.047283,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":21977,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":29511,"dst_ref":67,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[83,169,191,210]}],"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":1784487581,"usec":108626},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.746600,"noise_level":-26.019981,"freq_skew":1.047283,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"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":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3637,"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":[225,60,91,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487581,"usec":871193},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590814,"noise_level":-25.746403,"freq_skew":2.037839,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487581,"usec":871193},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.590814,"noise_level":-25.746403,"freq_skew":2.037839,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487581,"usec":871193},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.590814,"noise_level":-25.746403,"freq_skew":2.037839,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":575,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":67,"dst_ref":29511,"variable_part_params":[{"name":"atn_checksum","value":[187,78,243,211]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487581,"usec":871193},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":3,"sig_level":-4.590814,"noise_level":-25.746403,"freq_skew":2.037839,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":576,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44752,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[247,118,114,70]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":59,"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":1784487581,"usec":872080},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789918,"noise_level":-25.712803,"freq_skew":0.782679,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3638,"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":[130,31,242,153]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":59,"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":1784487581,"usec":873461},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780508,"noise_level":-25.645990,"freq_skew":0.704200,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"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":1784487581,"usec":874306},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828448,"noise_level":-25.596218,"freq_skew":2.284561,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487581,"usec":878693},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677319,"noise_level":-25.563192,"freq_skew":0.844268,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3638,"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":[130,31,242,153]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":59,"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":1784487581,"usec":881884},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332883,"noise_level":-25.513889,"freq_skew":0.785552,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3646,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[55,9,141,225]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487581,"usec":883180},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753526,"noise_level":-25.464867,"freq_skew":2.150498,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"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":44752,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[207,190,219,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487582,"usec":628070},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893580,"noise_level":-25.287441,"freq_skew":0.748046,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3648,"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":[141,65,11,160]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":59,"sec":37}},"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":1784487582,"usec":629403},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519131,"noise_level":-25.239676,"freq_skew":0.946034,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3649,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":68,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[198,233,176,97]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":59,"sec":41}},"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":1784487582,"usec":629967},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626965,"noise_level":-25.223810,"freq_skew":2.157608,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487582,"usec":631593},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705988,"noise_level":-25.817556,"freq_skew":0.710598,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"A6","blk_id":"E","ack":"!","msg_text":"/SMACAYA.ADS.EC-MAJ07010BC80C000D010E0010010F01150001080214FEB1","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"SMACAYA","air_addr":".EC-MAJ","adsc":{"tags":[{"periodic_contract_req":{"contract_num":1,"groups":[{"report_interval":{"interval_secs":576}},{"flight_id":{"modulus":0}},{"predicted_route":{"modulus":1}},{"earth_ref_data":{"modulus":0}},{"meteo_data":{"modulus":1}},{"air_ref_data":{"modulus":1}},{"acft_intent_data":{"modulus":0,"proj_time_mins":1}}]}},{"event_contract_req":{"contract_num":2,"groups":[{"report_wpt_changes":{}}]}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487583,"usec":393257},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.213121,"noise_level":-25.666145,"freq_skew":2.957027,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"4","ack":"E","flight":"EB0301","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487583,"usec":394784},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898118,"noise_level":-26.003839,"freq_skew":2.132029,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487583,"usec":395084},"freq":136975000,"burst_len_octets":151,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826240,"noise_level":-26.471165,"freq_skew":2.919021,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"B6","blk_id":"5","ack":"!","flight":"EB0301","msg_num":"J73","msg_num_seq":"A","msg_text":"/SMACAYA.ADS.EC-MAJ0301071DB607DDEE878077F01D0F6A198500901028A8BEAC0D1DC6DFDCD987AF004F1E869FD011884D003370","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"SMACAYA","air_addr":".EC-MAJ","adsc":{"tags":[{"ack":{"contract_num":1}},{"basic_report":{"lat":41.781006,"lon":-5.988579,"alt":30724,"ts_sec":3580.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"air_ref_data":{"true_hdg_deg":298.388672,"true_hdg_valid":true,"spd_mach":0.778000,"vspd_ftmin":576.000000}},{"meteo_data":{"wind_spd_kts":40.500000,"wind_dir_true_deg":228.515625,"wind_dir_valid":true,"temp_c":-42.500000}},{"predicted_route":{"next_wpt":{"lat":41.873531,"lon":-6.178780,"alt":31472,"eta_sec":79},"next_next_wpt":{"lat":42.926846,"lon":-8.425484,"alt":34000}}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487583,"usec":395673},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.326994,"noise_level":-26.452887,"freq_skew":2.220857,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44752,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[122,88,64,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487583,"usec":397661},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790671,"noise_level":-26.796970,"freq_skew":0.949518,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784487583,"usec":400179},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845615,"noise_level":-27.295925,"freq_skew":1.057390,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3653,"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":[31,228,92,115]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":59,"sec":41}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"ERROR","choice":"uM159ErrorInformation","data":{"error_info":"insufficientResources"}}},{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CPDLC MESSAGE FAILED - USE VOICE"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487583,"usec":401538},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881010,"noise_level":-27.235775,"freq_skew":0.037763,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":640,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487584,"usec":151685},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616544,"noise_level":-27.195908,"freq_skew":0.880617,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487584,"usec":160048},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.981378,"noise_level":-26.787966,"freq_skew":-3.023616,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":221,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44693,"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":[121,57,84,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487585,"usec":673758},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717423,"noise_level":-26.460274,"freq_skew":2.232834,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":579,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[237,247,59,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487585,"usec":675907},"freq":136975000,"burst_len_octets":73,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902708,"noise_level":-27.003481,"freq_skew":0.944785,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"AA","blk_id":"F","ack":"!","msg_text":"/SMACAYA.CR1.EC-MAJ204BBAA8E650A13CBAF5","arinc622":{"msg_type":"fans1a_cpdlc_connect_request","crc_ok":true,"gs_addr":"SMACAYA","air_addr":".EC-MAJ","cpdlc":{"err":false,"atc_uplink_msg":{"header":{"msg_id":0,"timestamp":{"hour":18,"min":59,"sec":42}},"atc_uplink_msg_element_id":{"choice_label":"[icaofacilitydesignation] [tp4table]","choice":"uM163ICAOfacilitydesignationTp4table","data":{"icao_facility_designation_tp4_table":{"icao_facility_designation":"LPPO","tp4table":"labelA"}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487585,"usec":678405},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593322,"noise_level":-26.887539,"freq_skew":-0.305934,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EPKT"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-3.400000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487585,"usec":679092},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800396,"noise_level":-26.849232,"freq_skew":0.711776,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44674,"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":[58,215,227,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487585,"usec":679963},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.100364,"noise_level":-27.431738,"freq_skew":2.844569,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"6","ack":"F","flight":"EB0301","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487586,"usec":441010},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769989,"noise_level":-27.309975,"freq_skew":0.734374,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784487586,"usec":441258},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521114,"noise_level":-27.309975,"freq_skew":0.041067,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"W697AX","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487586,"usec":441258},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.521114,"noise_level":-27.309975,"freq_skew":0.041067,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222137","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,77,36,95,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487586,"usec":441843},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730480,"noise_level":-28.323830,"freq_skew":3.119221,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"BA","blk_id":"7","ack":"!","flight":"EB0301","msg_num":"J75","msg_num_seq":"A","msg_text":"/SMACAYA.CC1.EC-MAJ60012EEC49106167","arinc622":{"msg_type":"fans1a_cpdlc_connect_confirm","crc_ok":true,"gs_addr":"SMACAYA","air_addr":".EC-MAJ","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"hour":18,"min":59,"sec":44}},"atc_downlink_msg_element_id":{"choice_label":"[versionnumber]","choice":"dM73VersionNumber","data":{"ver_num":1}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487586,"usec":445246},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682596,"noise_level":-28.122360,"freq_skew":1.131109,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487586,"usec":447519},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253744,"noise_level":-28.551239,"freq_skew":0.839456,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","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":1784487586,"usec":449348},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359592,"noise_level":-28.458744,"freq_skew":0.702142,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487587,"usec":960462},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978449,"noise_level":-27.858896,"freq_skew":0.002716,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487587,"usec":964290},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893300,"noise_level":-28.625969,"freq_skew":1.017627,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":13544,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487588,"usec":722652},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637276,"noise_level":-28.124840,"freq_skew":2.073300,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487588,"usec":723149},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.855753,"noise_level":-28.818188,"freq_skew":1.646769,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":39.500000,"lon":-7.100000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487589,"usec":492002},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704456,"noise_level":-28.193897,"freq_skew":0.772702,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44674,"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":[58,215,227,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487589,"usec":493004},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.066852,"noise_level":-28.149391,"freq_skew":1.485743,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15062513","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,80,86,71,0,52,101,75,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487589,"usec":497211},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.002241,"noise_level":-27.887030,"freq_skew":-0.118113,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":640,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487590,"usec":248299},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608743,"noise_level":-27.695333,"freq_skew":1.453386,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487590,"usec":249557},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.105708,"noise_level":-27.611475,"freq_skew":1.399481,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":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":750,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487590,"usec":249557},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.105708,"noise_level":-27.611475,"freq_skew":1.399481,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487590,"usec":252363},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.491458,"noise_level":-27.446146,"freq_skew":-3.120055,"avlc":{"src":{"addr":"344216","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":221,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44693,"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":[121,57,84,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487590,"usec":253247},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527373,"noise_level":-27.405302,"freq_skew":0.914327,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487591,"usec":13898},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119904,"noise_level":-27.046091,"freq_skew":0.866606,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487591,"usec":16336},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546014,"noise_level":-26.947472,"freq_skew":1.776792,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487592,"usec":529259},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591733,"noise_level":-26.242399,"freq_skew":0.846341,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3670,"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":[253,13,228,75]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487592,"usec":532825},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.271890,"noise_level":-26.426638,"freq_skew":0.927479,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"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":[5,231,31,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487593,"usec":299589},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840561,"noise_level":-26.903820,"freq_skew":0.938502,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487593,"usec":300456},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.913632,"noise_level":-26.865442,"freq_skew":-0.879437,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487593,"usec":301325},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065678,"noise_level":-26.827232,"freq_skew":-0.094526,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":640,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487594,"usec":820928},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511799,"noise_level":-26.200924,"freq_skew":0.858082,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44674,"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":[58,215,227,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487594,"usec":823531},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710678,"noise_level":-26.805435,"freq_skew":0.786231,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487595,"usec":584864},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814962,"noise_level":-26.510143,"freq_skew":0.985698,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487595,"usec":586144},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742875,"noise_level":-26.541481,"freq_skew":2.844646,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487595,"usec":586318},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875637,"noise_level":-27.626072,"freq_skew":-2.304662,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784487595,"usec":586871},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553762,"noise_level":-27.626072,"freq_skew":-1.901710,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":41.900002,"lon":-5.600000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487595,"usec":586871},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.553762,"noise_level":-27.626072,"freq_skew":-1.901710,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBB","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"DI09PE","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487595,"usec":590502},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484430,"noise_level":-28.091848,"freq_skew":-1.671799,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24210561","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,77,66,85,0,81,17,113,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487596,"usec":344634},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403730,"noise_level":-28.701723,"freq_skew":0.848148,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBB","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487596,"usec":345975},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431777,"noise_level":-28.607618,"freq_skew":0.974207,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":"24210561","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487596,"usec":348241},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777891,"noise_level":-28.514523,"freq_skew":-2.451949,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487597,"usec":111148},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067510,"noise_level":-28.641949,"freq_skew":-1.806227,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487598,"usec":634947},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800314,"noise_level":-28.188133,"freq_skew":0.120087,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"ELLX"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487598,"usec":634947},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.800314,"noise_level":-28.188133,"freq_skew":0.120087,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"23200363","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,76,71,76,0,77,0,243,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487598,"usec":635174},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808414,"noise_level":-28.188133,"freq_skew":0.151264,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LX-LBB","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"LG0704","msg_num":"S84","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487599,"usec":399326},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706126,"noise_level":-27.564480,"freq_skew":-2.433519,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487599,"usec":402003},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534245,"noise_level":-27.420424,"freq_skew":0.031152,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487599,"usec":402277},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.729631,"noise_level":-27.909739,"freq_skew":-0.421664,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487600,"usec":148304},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686551,"noise_level":-28.818081,"freq_skew":0.730235,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":48.500000,"flags":192,"pdu_id":3678,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[87,163,201,210]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":59,"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":125.750000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487600,"usec":148886},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844005,"noise_level":-28.770267,"freq_skew":0.935534,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487600,"usec":158477},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.155667,"noise_level":-28.283501,"freq_skew":-1.856991,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487600,"usec":912344},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714006,"noise_level":-29.095926,"freq_skew":-1.921913,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":803,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[122,85,31,102]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44737,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[86,247,180,115]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":18,"min":59,"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":1784487600,"usec":920246},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.217812,"noise_level":-29.657145,"freq_skew":0.808168,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":48.500000,"flags":192,"pdu_id":3683,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[224,111,129,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487601,"usec":682544},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.263824,"noise_level":-29.144497,"freq_skew":0.803834,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487601,"usec":683777},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599893,"noise_level":-29.094858,"freq_skew":-1.992094,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487602,"usec":455370},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.063875,"noise_level":-29.047092,"freq_skew":1.982360,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":44.200001,"lon":-4.100000},"alt":36000}},{"name":"alternate_ground_stations","value":["212625","213C85","2D0745","298E25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487603,"usec":204647},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.135053,"noise_level":-28.661953,"freq_skew":0.803449,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487603,"usec":209189},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591990,"noise_level":-28.429630,"freq_skew":0.639839,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":13650,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487603,"usec":963544},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.621337,"noise_level":-28.248142,"freq_skew":0.739537,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487603,"usec":968950},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812468,"noise_level":-27.982828,"freq_skew":0.133766,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":640,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487603,"usec":969888},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653883,"noise_level":-27.961082,"freq_skew":0.715067,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D245F","type":"Aircraft"},"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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487603,"usec":972811},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645582,"noise_level":-27.917747,"freq_skew":1.735457,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44657,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[165,188,70,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487603,"usec":975695},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.581094,"noise_level":-28.351019,"freq_skew":-0.544486,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487604,"usec":723036},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953371,"noise_level":-28.283131,"freq_skew":1.689494,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HDRK","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"ZD386V","msg_num":"M60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487604,"usec":725362},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749575,"noise_level":-28.104647,"freq_skew":1.852174,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_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":"16307052","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,83,68,73,0,57,142,42,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487604,"usec":727714},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957638,"noise_level":-27.908142,"freq_skew":2.984510,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"B6","blk_id":"8","ack":"!","flight":"EB0301","msg_num":"J76","msg_num_seq":"A","msg_text":"/MADMQEB.ADS.EC-MAJ071DBA77DDA5878D80081D0E6BC8E0C0A00D1DC6DFDCD987AF003B1E869FD011884D00B8A5","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"MADMQEB","air_addr":".EC-MAJ","adsc":{"tags":[{"basic_report":{"lat":41.805382,"lon":-6.038704,"alt":30936,"ts_sec":2.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"earth_ref_data":{"true_trk_deg":303.134766,"true_trk_valid":true,"gnd_spd_kts":449.500000,"vspd_ftmin":640}},{"predicted_route":{"next_wpt":{"lat":41.873531,"lon":-6.178780,"alt":31472,"eta_sec":59},"next_next_wpt":{"lat":42.926846,"lon":-8.425484,"alt":34000}}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487604,"usec":728437},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495607,"noise_level":-27.865070,"freq_skew":-0.205363,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487605,"usec":490070},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636131,"noise_level":-28.252182,"freq_skew":0.906751,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487606,"usec":260486},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.149907,"noise_level":-27.397232,"freq_skew":1.906235,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487607,"usec":771259},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506416,"noise_level":-26.788078,"freq_skew":-0.104122,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":641,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"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":[131,151,164,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487607,"usec":772529},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883198,"noise_level":-27.032145,"freq_skew":3.088578,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"B6","blk_id":"8","ack":"!","flight":"EB0301","msg_num":"J76","msg_num_seq":"A","msg_text":"/MADMQEB.ADS.EC-MAJ071DBA77DDA5878D80081D0E6BC8E0C0A00D1DC6DFDCD987AF003B1E869FD011884D00B8A5","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"MADMQEB","air_addr":".EC-MAJ","adsc":{"tags":[{"basic_report":{"lat":41.805382,"lon":-6.038704,"alt":30936,"ts_sec":2.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"earth_ref_data":{"true_trk_deg":303.134766,"true_trk_valid":true,"gnd_spd_kts":449.500000,"vspd_ftmin":640}},{"predicted_route":{"next_wpt":{"lat":41.873531,"lon":-6.178780,"alt":31472,"eta_sec":59},"next_next_wpt":{"lat":42.926846,"lon":-8.425484,"alt":34000}}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487607,"usec":778288},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.176147,"noise_level":-26.973785,"freq_skew":0.811138,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","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":1784487607,"usec":781603},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692422,"noise_level":-26.801033,"freq_skew":-1.707297,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":804,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44737,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[150,17,186,54]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":0,"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":1784487608,"usec":532687},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583362,"noise_level":-26.594450,"freq_skew":0.822074,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":48.500000,"flags":192,"pdu_id":3695,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[54,60,179,80]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487609,"usec":298011},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.389921,"noise_level":-26.177761,"freq_skew":3.836961,"avlc":{"src":{"addr":"4D201D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487609,"usec":298395},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500500,"noise_level":-26.160089,"freq_skew":-1.684646,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487609,"usec":300028},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552138,"noise_level":-26.996685,"freq_skew":1.003271,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487610,"usec":53531},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772806,"noise_level":-26.654818,"freq_skew":1.000383,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3699,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[252,10,244,40]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":0,"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":1784487610,"usec":55148},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603307,"noise_level":-26.543407,"freq_skew":-1.916648,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487610,"usec":55214},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.007215,"noise_level":-26.543407,"freq_skew":2.795958,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487610,"usec":821608},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016679,"noise_level":-26.449951,"freq_skew":0.839922,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784487610,"usec":828873},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619031,"noise_level":-26.305145,"freq_skew":-1.705311,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":805,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[237,244,26,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487610,"usec":833424},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765014,"noise_level":-26.864626,"freq_skew":0.933551,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":457,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":9,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487611,"usec":581797},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468642,"noise_level":-26.675255,"freq_skew":-2.378581,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1914,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[226,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487611,"usec":588319},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709650,"noise_level":-26.508284,"freq_skew":1.101974,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784487614,"usec":633107},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816785,"noise_level":-25.147232,"freq_skew":0.819419,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":13723,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":13,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487615,"usec":389533},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671929,"noise_level":-24.930027,"freq_skew":-0.636045,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44712,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[115,32,109,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487615,"usec":392454},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345584,"noise_level":-25.443233,"freq_skew":0.835915,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487616,"usec":155362},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.227810,"noise_level":-25.296127,"freq_skew":0.820359,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"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":44765,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[19,94,246,32]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487616,"usec":155501},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.230005,"noise_level":-25.280161,"freq_skew":0.861026,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1005,"cotp":{"pdu_list":[{"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":[104,16,101,105]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":0,"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":1784487616,"usec":155570},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970305,"noise_level":-25.280161,"freq_skew":0.967892,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784487616,"usec":162799},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760768,"noise_level":-25.044107,"freq_skew":-2.516460,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1915,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[177,153]},{"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":1784487616,"usec":918084},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887672,"noise_level":-24.799196,"freq_skew":0.908148,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784487617,"usec":673459},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201762,"noise_level":-24.575699,"freq_skew":0.480723,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":731,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[135,32,111,24]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487617,"usec":678172},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358345,"noise_level":-25.291748,"freq_skew":0.870353,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":254,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487618,"usec":437746},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.290870,"noise_level":-25.078251,"freq_skew":-0.975831,"avlc":{"src":{"addr":"39DE57","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":337,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487618,"usec":439938},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656161,"noise_level":-25.031620,"freq_skew":-1.434038,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487618,"usec":441654},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903927,"noise_level":-24.939098,"freq_skew":1.145958,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":328,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487619,"usec":199511},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915752,"noise_level":-24.923773,"freq_skew":-2.990367,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487619,"usec":974238},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687323,"noise_level":-25.084873,"freq_skew":-2.459179,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1915,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[177,153]},{"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":1784487622,"usec":255188},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607311,"noise_level":-24.669390,"freq_skew":-1.403518,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487623,"usec":11474},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.315136,"noise_level":-24.319664,"freq_skew":0.847370,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1006,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44765,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[69,244,132,207]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":0,"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":1784487623,"usec":778502},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.131130,"noise_level":-23.752974,"freq_skew":0.921237,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784487624,"usec":536046},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634428,"noise_level":-23.892595,"freq_skew":0.896385,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"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":1784487624,"usec":541617},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728620,"noise_level":-23.922976,"freq_skew":1.008073,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPY","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX9117","msg_num":"F81","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39192W004400,PESAS,190022,270,BUREX,190631,MD440,M32,240039,779D78"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487626,"usec":62278},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.473450,"noise_level":-23.338633,"freq_skew":-2.117286,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487626,"usec":64405},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505470,"noise_level":-23.249788,"freq_skew":-0.224628,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44616,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[90,217,155,66]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487626,"usec":815531},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.061226,"noise_level":-23.211990,"freq_skew":0.042054,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784487627,"usec":588573},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915431,"noise_level":-23.297310,"freq_skew":1.761628,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487628,"usec":344672},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.216336,"noise_level":-23.183786,"freq_skew":0.797789,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487628,"usec":344754},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966473,"noise_level":-23.183786,"freq_skew":0.996246,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"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":13827,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487628,"usec":350462},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548018,"noise_level":-23.010090,"freq_skew":0.896025,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":858,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[111,1,115,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487629,"usec":106416},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.771048,"noise_level":-22.863922,"freq_skew":3.761911,"avlc":{"src":{"addr":"4D201D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784487629,"usec":108885},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.271672,"noise_level":-22.845629,"freq_skew":-0.160732,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487629,"usec":874735},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634289,"noise_level":-22.884674,"freq_skew":0.868673,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398E2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784487630,"usec":623318},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349388,"noise_level":-22.696125,"freq_skew":-1.351344,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487630,"usec":625673},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971997,"noise_level":-23.763927,"freq_skew":0.837413,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":13851,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487630,"usec":635289},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540639,"noise_level":-23.630978,"freq_skew":2.118657,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":287,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487631,"usec":390908},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.161027,"noise_level":-23.539106,"freq_skew":1.897518,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487631,"usec":391063},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549164,"noise_level":-23.526062,"freq_skew":-0.236537,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":956,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[0,194,60,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487631,"usec":393422},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614524,"noise_level":-23.517605,"freq_skew":-0.989960,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487631,"usec":393901},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563865,"noise_level":-23.504591,"freq_skew":-1.946683,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487632,"usec":157825},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.299095,"noise_level":-23.767462,"freq_skew":2.022562,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487632,"usec":165041},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346658,"noise_level":-23.659264,"freq_skew":-0.096116,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487633,"usec":681364},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807077,"noise_level":-23.253323,"freq_skew":0.900652,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487634,"usec":440636},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589720,"noise_level":-23.456959,"freq_skew":-0.538256,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487634,"usec":444411},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.261886,"noise_level":-23.784311,"freq_skew":1.750151,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"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":44622,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[1,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487635,"usec":966751},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.048444,"noise_level":-23.393990,"freq_skew":1.918179,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":285,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44622,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[151,30]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":0,"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":1784487637,"usec":492167},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671803,"noise_level":-23.071909,"freq_skew":1.873142,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487638,"usec":257391},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.982790,"noise_level":-22.806299,"freq_skew":1.411402,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":752,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[191,85,94,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487639,"usec":775204},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984120,"noise_level":-22.414301,"freq_skew":0.821237,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44674,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[243,254,168,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487639,"usec":775204},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.984120,"noise_level":-22.414301,"freq_skew":0.821237,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"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":44674,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[98,22,19,208]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":0,"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":1784487640,"usec":538970},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.165937,"noise_level":-22.808752,"freq_skew":0.673671,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487641,"usec":299673},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773640,"noise_level":-23.232363,"freq_skew":1.518731,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":752,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[191,85,94,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487642,"usec":819447},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470378,"noise_level":-22.951759,"freq_skew":0.876512,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487643,"usec":579377},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916968,"noise_level":-23.624153,"freq_skew":1.642962,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487645,"usec":871408},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887250,"noise_level":-23.035624,"freq_skew":0.872329,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487646,"usec":634975},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859739,"noise_level":-22.791517,"freq_skew":0.439503,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487646,"usec":636548},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623511,"noise_level":-23.723415,"freq_skew":0.807697,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784487647,"usec":393190},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498313,"noise_level":-24.307720,"freq_skew":1.346149,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44603,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[101,113,16,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487648,"usec":147308},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799128,"noise_level":-23.999472,"freq_skew":2.066025,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487649,"usec":677708},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420312,"noise_level":-23.788889,"freq_skew":2.172032,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":288,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44683,"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":[111,244,105,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487651,"usec":202638},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662877,"noise_level":-23.618240,"freq_skew":0.662125,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":44674,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[154,52,33,176]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":0,"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":1784487652,"usec":715672},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565232,"noise_level":-23.735600,"freq_skew":0.788844,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487653,"usec":483300},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.140470,"noise_level":-23.369520,"freq_skew":1.903272,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":286,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44622,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[35,202]}]}],"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":7,"day":19},"time":{"hour":19,"min":0,"sec":49}},"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":1784487653,"usec":486590},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.087252,"noise_level":-23.267698,"freq_skew":0.877547,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44674,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[103,158,163,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487653,"usec":488284},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777842,"noise_level":-23.373110,"freq_skew":-0.455617,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2941,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487655,"usec":25039},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.157996,"noise_level":-22.986164,"freq_skew":1.904483,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487657,"usec":296866},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539412,"noise_level":-22.640047,"freq_skew":1.756679,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":785,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44657,"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":[205,58,122,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487658,"usec":61569},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780969,"noise_level":-23.455637,"freq_skew":0.287652,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1896,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[122,37,201,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487658,"usec":821071},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.248647,"noise_level":-23.188595,"freq_skew":-2.061923,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":555,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487661,"usec":104862},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675179,"noise_level":-22.727673,"freq_skew":-0.012185,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":1574,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[64,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487661,"usec":112719},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074203,"noise_level":-23.033838,"freq_skew":0.874421,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3810,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":10,"variable_part_params":[{"name":"checksum","value":[225,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487661,"usec":864716},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450698,"noise_level":-22.967552,"freq_skew":0.935663,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":859,"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":1784487662,"usec":628109},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501740,"noise_level":-22.924604,"freq_skew":-0.274133,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":676,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487662,"usec":632596},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726521,"noise_level":-23.879709,"freq_skew":0.831411,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487663,"usec":387711},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602055,"noise_level":-24.472113,"freq_skew":0.990297,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"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":29444,"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":[45,243,163,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487663,"usec":392288},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.296497,"noise_level":-24.327961,"freq_skew":-1.158975,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487663,"usec":394092},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933799,"noise_level":-25.376566,"freq_skew":-1.184992,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784487664,"usec":158123},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.575490,"noise_level":-25.949669,"freq_skew":1.959200,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":287,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52455,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[44,126]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":0,"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":1784487664,"usec":160636},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976376,"noise_level":-25.829884,"freq_skew":0.816777,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":1784487664,"usec":921816},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761078,"noise_level":-25.745323,"freq_skew":0.031117,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":1574,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[64,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487664,"usec":922842},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378725,"noise_level":-25.990305,"freq_skew":0.927632,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487664,"usec":926729},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573262,"noise_level":-26.374821,"freq_skew":0.739277,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3810,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":10,"variable_part_params":[{"name":"checksum","value":[225,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487664,"usec":927876},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723637,"noise_level":-26.320705,"freq_skew":0.979857,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3818,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[168,181,40,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487665,"usec":671482},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.914786,"noise_level":-26.952953,"freq_skew":1.801852,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487665,"usec":675985},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362432,"noise_level":-26.742771,"freq_skew":-0.855910,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44712,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[190,42,237,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487665,"usec":680327},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834177,"noise_level":-26.611618,"freq_skew":-0.094467,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":1575,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[45,43]},{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487666,"usec":442911},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.129568,"noise_level":-26.643761,"freq_skew":1.949083,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":290,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52455,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[103,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487666,"usec":443173},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349623,"noise_level":-26.625118,"freq_skew":0.931029,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784487666,"usec":445932},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995431,"noise_level":-26.495716,"freq_skew":0.883374,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487667,"usec":210792},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.948812,"noise_level":-26.459259,"freq_skew":0.472673,"avlc":{"src":{"addr":"398602","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":327,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52431,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[202,182]},{"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":1784487667,"usec":211270},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771165,"noise_level":-26.441010,"freq_skew":0.058037,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487667,"usec":212857},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512483,"noise_level":-26.350315,"freq_skew":-0.688013,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":722,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[19,83,20,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487667,"usec":213708},"freq":136975000,"burst_len_octets":125,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670239,"noise_level":-27.026308,"freq_skew":3.048740,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"B6","blk_id":"9","ack":"!","flight":"EB0301","msg_num":"J77","msg_num_seq":"A","msg_text":"/SMACAYA.ADS.EC-MAJ141DC78FDCCEC7B841041D0D1E869FD011884D03791EEEF7B60B484D009B0D","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"SMACAYA","air_addr":".EC-MAJ","adsc":{"tags":[{"wpt_change_event":{"lat":41.877308,"lon":-6.186161,"alt":31620,"ts_sec":65.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"predicted_route":{"next_wpt":{"lat":42.926846,"lon":-8.425484,"alt":34000,"eta_sec":889},"next_next_wpt":{"lat":43.500023,"lon":-13.000088,"alt":34000}}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487667,"usec":960347},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.498594,"noise_level":-26.833420,"freq_skew":1.751203,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":289,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52455,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[44,126]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":0,"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":1784487667,"usec":963358},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458916,"noise_level":-26.682133,"freq_skew":0.805676,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3444CE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487668,"usec":726521},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749783,"noise_level":-26.369144,"freq_skew":0.764207,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3821,"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":[186,246,243,25]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":1,"sec":7}},"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":1784487668,"usec":728335},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747891,"noise_level":-26.279198,"freq_skew":2.850909,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487668,"usec":728979},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.361767,"noise_level":-26.243477,"freq_skew":0.558950,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487669,"usec":490839},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.277586,"noise_level":-26.635237,"freq_skew":0.807417,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487669,"usec":491220},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693798,"noise_level":-26.635237,"freq_skew":0.900561,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44704,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[190,140,164,60]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44704,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[19,106,197,120]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":1,"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":1784487669,"usec":494979},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551396,"noise_level":-27.550861,"freq_skew":0.829358,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3824,"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":[83,217,23,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487669,"usec":495203},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.535713,"noise_level":-27.530167,"freq_skew":-1.665819,"avlc":{"src":{"addr":"344218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDM"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487670,"usec":244901},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.059267,"noise_level":-27.530167,"freq_skew":3.910702,"avlc":{"src":{"addr":"4D201D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487670,"usec":245834},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.608352,"noise_level":-27.468380,"freq_skew":1.526869,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":292,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52455,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[99,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487670,"usec":254467},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681001,"noise_level":-27.106606,"freq_skew":0.622755,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487671,"usec":12910},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558058,"noise_level":-27.547955,"freq_skew":1.674346,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":52455,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[35,18]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":1,"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":1784487673,"usec":294298},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.761776,"noise_level":-26.362638,"freq_skew":-1.847731,"avlc":{"src":{"addr":"344218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44779,"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":[94,205,106,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487674,"usec":821836},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.173431,"noise_level":-25.554430,"freq_skew":-1.824648,"avlc":{"src":{"addr":"344218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487674,"usec":827444},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515849,"noise_level":-25.278952,"freq_skew":1.010586,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487675,"usec":576798},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794814,"noise_level":-25.191635,"freq_skew":-0.067618,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":1897,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":13,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487675,"usec":576913},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677649,"noise_level":-25.191635,"freq_skew":2.253018,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"LPPT"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487675,"usec":576913},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.677649,"noise_level":-25.191635,"freq_skew":2.253018,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"34700157","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,76,89,0,115,128,111,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487675,"usec":576913},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.677649,"noise_level":-25.191635,"freq_skew":2.253018,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"LY0375","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487675,"usec":580796},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502724,"noise_level":-25.073826,"freq_skew":0.583441,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":359,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44704,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[9,188,181,152]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":1,"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":1784487675,"usec":582187},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747742,"noise_level":-26.099684,"freq_skew":0.962245,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":"34700157","called_addr":"1116900402899","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":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487676,"usec":341579},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450524,"noise_level":-26.052013,"freq_skew":0.812559,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"_d","blk_id":"Y","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487676,"usec":343076},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645230,"noise_level":-25.965271,"freq_skew":0.090611,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784487676,"usec":344896},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.336510,"noise_level":-25.862314,"freq_skew":1.953614,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487676,"usec":345317},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.668464,"noise_level":-25.845272,"freq_skew":-1.618196,"avlc":{"src":{"addr":"344218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44779,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[93,29,160,114]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":1,"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":1784487676,"usec":347638},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784065,"noise_level":-25.760563,"freq_skew":-2.437320,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487676,"usec":348412},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675110,"noise_level":-26.082836,"freq_skew":1.966195,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487677,"usec":109512},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551526,"noise_level":-25.943975,"freq_skew":-0.037308,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"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":44616,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[90,102,46,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487678,"usec":628647},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742972,"noise_level":-26.296803,"freq_skew":0.988329,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487678,"usec":634428},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253387,"noise_level":-26.743021,"freq_skew":1.062621,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":44615,"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":[211,126,152,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487678,"usec":635549},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426236,"noise_level":-26.705345,"freq_skew":0.523923,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":359,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44704,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[9,188,181,152]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":1,"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":1784487679,"usec":389078},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603874,"noise_level":-27.688240,"freq_skew":0.866438,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3844,"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":[168,166,73,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487679,"usec":397200},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786807,"noise_level":-27.852230,"freq_skew":0.735563,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"_d","blk_id":"Y","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487680,"usec":148671},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611647,"noise_level":-27.724472,"freq_skew":0.720977,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3846,"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":[28,154,22,107]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":1,"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":1784487680,"usec":148913},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.094791,"noise_level":-27.994011,"freq_skew":0.610244,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487680,"usec":152979},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848376,"noise_level":-29.332788,"freq_skew":0.710213,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487680,"usec":916829},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.085080,"noise_level":-29.131645,"freq_skew":2.257056,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487680,"usec":923847},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.241680,"noise_level":-28.695415,"freq_skew":0.940013,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487680,"usec":925150},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580889,"noise_level":-28.671814,"freq_skew":-0.162331,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":957,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[45,204,68,116]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487680,"usec":925765},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357510,"noise_level":-28.685165,"freq_skew":0.808232,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[20,89,214,230]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487681,"usec":683163},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578309,"noise_level":-28.814695,"freq_skew":0.771039,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487683,"usec":965773},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664747,"noise_level":-27.301085,"freq_skew":1.149327,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"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":29444,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[105,252,167,253]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29444,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[86,8,116,114]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":1,"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":1784487684,"usec":730321},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.133165,"noise_level":-26.623608,"freq_skew":1.141634,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487685,"usec":483991},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.004315,"noise_level":-26.475903,"freq_skew":-1.753336,"avlc":{"src":{"addr":"344218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487685,"usec":483991},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-6.004315,"noise_level":-26.475903,"freq_skew":-1.753336,"avlc":{"src":{"addr":"344218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":35466,"dst_ref":44779,"variable_part_params":[{"name":"atn_checksum","value":[132,189,91,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487685,"usec":486723},"freq":136975000,"burst_len_octets":148,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-4.991488,"noise_level":-26.330666,"freq_skew":1.530502,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"80","blk_id":"1","ack":"!","flight":"P601VK","msg_num":"M68","msg_num_seq":"A","msg_text":"3A01 OPSCTL 01VK/19 GCRR/EDDL .EC-NLJ\r\nATO ETP2 1859 FOB9.6\r\nFL340 M.78 ETO ETP3 1947\r\nETA DUS 2100 SLDS"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487685,"usec":486992},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.801099,"noise_level":-26.742971,"freq_skew":-2.355139,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487687,"usec":9862},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014705,"noise_level":-26.001514,"freq_skew":1.878511,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487687,"usec":764094},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767282,"noise_level":-26.271263,"freq_skew":0.895336,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPY","mode":"2","label":"80","blk_id":"4","ack":"!","flight":"UX9117","msg_num":"M46","msg_num_seq":"A","msg_text":"3701 INRANG 9117/19 GCXO/LEMD .EC-OPY\r\n/ETA 1921/ERT     "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487688,"usec":533703},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599178,"noise_level":-25.754377,"freq_skew":0.801827,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784487688,"usec":535321},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653556,"noise_level":-25.670546,"freq_skew":0.901991,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":331,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":59,"dst_ref":44833,"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":[171,51,27,194]}]}],"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":1784487689,"usec":297638},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.083745,"noise_level":-25.391418,"freq_skew":1.665338,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487689,"usec":306597},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000104,"noise_level":-25.074121,"freq_skew":0.964249,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487690,"usec":59376},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406019,"noise_level":-24.950378,"freq_skew":0.930492,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487690,"usec":64544},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.133647,"noise_level":-24.798138,"freq_skew":3.945935,"avlc":{"src":{"addr":"4D201D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":698,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44739,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[0,39,1,75]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487690,"usec":823294},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657900,"noise_level":-24.986763,"freq_skew":-2.247977,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487690,"usec":825264},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013957,"noise_level":-25.968243,"freq_skew":0.776165,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487690,"usec":825695},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485757,"noise_level":-25.950989,"freq_skew":2.015293,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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","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":6,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487691,"usec":583141},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022224,"noise_level":-25.939548,"freq_skew":0.871940,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784487693,"usec":105320},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568343,"noise_level":-25.292999,"freq_skew":0.775593,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784487695,"usec":391564},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701159,"noise_level":-24.034286,"freq_skew":1.198264,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44603,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[186,38,99,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487699,"usec":203535},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900081,"noise_level":-23.126740,"freq_skew":1.640958,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487702,"usec":249628},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351499,"noise_level":-22.425148,"freq_skew":0.174450,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487704,"usec":538123},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718418,"noise_level":-22.078316,"freq_skew":0.648425,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":361,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":12,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487704,"usec":538952},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461978,"noise_level":-23.274689,"freq_skew":2.230984,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44752,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[237,247,59,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487704,"usec":540113},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802349,"noise_level":-23.236782,"freq_skew":0.968738,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487705,"usec":301073},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643569,"noise_level":-23.977680,"freq_skew":2.197754,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487707,"usec":586273},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759747,"noise_level":-23.140266,"freq_skew":0.565928,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":361,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":12,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487707,"usec":591124},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857998,"noise_level":-24.129646,"freq_skew":1.024514,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487708,"usec":342495},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.034102,"noise_level":-24.039297,"freq_skew":4.061022,"avlc":{"src":{"addr":"4D201D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNP","mode":"2","label":"B9","blk_id":"9","ack":"!","flight":"W601UF","msg_num":"M77","msg_num_seq":"A","msg_text":"/LEMD.TI2/040LEMDA91F9"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487708,"usec":349175},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.175977,"noise_level":-23.893986,"freq_skew":0.540305,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487710,"usec":624330},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489229,"noise_level":-23.461733,"freq_skew":1.497865,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487712,"usec":153726},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.861601,"noise_level":-23.255136,"freq_skew":3.952767,"avlc":{"src":{"addr":"4D201D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNP","mode":"2","label":"_d","blk_id":"1","ack":"P","flight":"W601UF","msg_num":"S71","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487712,"usec":158947},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.116036,"noise_level":-23.154640,"freq_skew":0.844333,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487714,"usec":440422},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479765,"noise_level":-22.852966,"freq_skew":-0.573808,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487715,"usec":957733},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737988,"noise_level":-22.740295,"freq_skew":-1.425008,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-3.200000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487716,"usec":730873},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753087,"noise_level":-23.631201,"freq_skew":-1.397828,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"15063104","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,86,79,69,0,52,102,68,0,0,0,0,0,0,0,0,0],"options":[{"name":"atn_datalink_caps","value":[1]}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487716,"usec":732428},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662162,"noise_level":-23.565479,"freq_skew":-1.327682,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOY","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"V73590","msg_num":"M63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487717,"usec":496130},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547675,"noise_level":-23.579042,"freq_skew":-0.971266,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487717,"usec":496825},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901858,"noise_level":-23.552853,"freq_skew":-1.224970,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487718,"usec":255396},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790294,"noise_level":-23.457434,"freq_skew":-0.928526,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44675,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[104,32,70,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487719,"usec":12761},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688358,"noise_level":-24.068251,"freq_skew":-0.819343,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":724,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44675,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[75,198,180,62]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":1,"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":1784487719,"usec":13591},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.188680,"noise_level":-24.398672,"freq_skew":-1.615025,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487719,"usec":13926},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940525,"noise_level":-24.668741,"freq_skew":-1.356099,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1668,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[124,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487719,"usec":772507},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.352274,"noise_level":-24.506559,"freq_skew":-2.440457,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487719,"usec":774023},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552009,"noise_level":-24.448380,"freq_skew":0.927134,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":1784487720,"usec":533454},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.232226,"noise_level":-24.273773,"freq_skew":-0.638646,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487721,"usec":291429},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454409,"noise_level":-24.088741,"freq_skew":0.794367,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","type":"Aircraft"},"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":254,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487721,"usec":291745},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528067,"noise_level":-24.074842,"freq_skew":-0.795626,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487721,"usec":294703},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.156909,"noise_level":-23.937084,"freq_skew":-1.552448,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487721,"usec":299600},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317965,"noise_level":-23.828430,"freq_skew":-0.843782,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":725,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[99,87,207,174]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487722,"usec":60848},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696695,"noise_level":-24.237370,"freq_skew":-0.262061,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487722,"usec":61215},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679145,"noise_level":-24.223234,"freq_skew":-0.994800,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487723,"usec":587130},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.264377,"noise_level":-24.164839,"freq_skew":-1.370274,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1669,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[63,147]},{"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":1784487725,"usec":107504},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707895,"noise_level":-24.026709,"freq_skew":0.838059,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"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":1784487725,"usec":862612},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.283518,"noise_level":-23.676201,"freq_skew":-0.729213,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487727,"usec":396257},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790413,"noise_level":-23.174698,"freq_skew":0.242871,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":642,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[131,196,187,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487729,"usec":680828},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.876471,"noise_level":-23.151419,"freq_skew":-0.819347,"avlc":{"src":{"addr":"02006F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487730,"usec":437772},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788637,"noise_level":-23.069925,"freq_skew":-1.556309,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487730,"usec":442647},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306033,"noise_level":-23.061541,"freq_skew":-0.863466,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487731,"usec":211248},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765873,"noise_level":-24.169655,"freq_skew":-2.061152,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":806,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[237,244,26,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487731,"usec":215485},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.146282,"noise_level":-25.249174,"freq_skew":0.323220,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487731,"usec":962081},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.336890,"noise_level":-24.983065,"freq_skew":-2.240754,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487731,"usec":962296},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937264,"noise_level":-24.967661,"freq_skew":0.949164,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784487731,"usec":967409},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768474,"noise_level":-24.815121,"freq_skew":0.688149,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":14565,"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":1784487731,"usec":968827},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.765498,"noise_level":-24.754847,"freq_skew":-2.132802,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MTO","mode":"2","label":"_d","blk_id":"1","ack":"U","flight":"YW8176","msg_num":"S80","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487731,"usec":969521},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558651,"noise_level":-24.724865,"freq_skew":-0.882953,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":726,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":8546,"dst_ref":52499,"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":[110,252,137,48]}]}],"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":1784487732,"usec":725576},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.187625,"noise_level":-24.474123,"freq_skew":-0.566184,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487732,"usec":729459},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981932,"noise_level":-24.880960,"freq_skew":1.769766,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487733,"usec":490203},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460599,"noise_level":-24.464500,"freq_skew":-0.796314,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487735,"usec":10441},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392835,"noise_level":-24.765240,"freq_skew":-0.236250,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":8,"lifetime":20.000000,"flags":246,"pdu_id":958,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":79,"dst_ref":44836,"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":[161,196,234,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487735,"usec":14222},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575770,"noise_level":-24.557268,"freq_skew":-0.603105,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":382,"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":1784487735,"usec":15446},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566474,"noise_level":-24.498751,"freq_skew":-0.236443,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487735,"usec":772124},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823270,"noise_level":-25.477398,"freq_skew":0.028375,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":959,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44836,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[173,137,71,81]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487735,"usec":775338},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683684,"noise_level":-26.016060,"freq_skew":-0.210563,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,87,90,90,0,77,36,95,0,0,83,65,65,66,0,0,1],"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":960,"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":80,"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":[35,40]},{"name":"atn_checksum","value":[137,245,208,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487735,"usec":776997},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624146,"noise_level":-25.946884,"freq_skew":0.824509,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784487736,"usec":531530},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598344,"noise_level":-25.642235,"freq_skew":-0.068662,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":961,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27854,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[209,155,236,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487736,"usec":531530},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.598344,"noise_level":-25.642235,"freq_skew":-0.068662,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":962,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27854,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[2,168,80,67]}]}],"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":[1,3,27,1,5055583,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"WZZ97AX","long_tsap":{"rdp":[65,87,90,90,0],"short_tsap":{"ars":[77,36,95],"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":[65,87,90,90,0],"short_tsap":{"ars":[77,36,95],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"LPMA","destination_airport":"EPKT"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487736,"usec":532398},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.285266,"noise_level":-26.650936,"freq_skew":-0.376599,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487737,"usec":296387},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694748,"noise_level":-26.983704,"freq_skew":-0.021799,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487737,"usec":297434},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756535,"noise_level":-26.925671,"freq_skew":-0.010853,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":963,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27854,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[69,59,231,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487737,"usec":297434},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.756535,"noise_level":-26.925671,"freq_skew":-0.010853,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":964,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":80,"dst_ref":27854,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[173,53,232,67]}],"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":1784487737,"usec":298001},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608843,"noise_level":-27.575607,"freq_skew":-0.256511,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"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":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":965,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44836,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[5,45,57,132]}]}],"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":[1,3,27,3,1],"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":1784487737,"usec":309193},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458499,"noise_level":-27.350006,"freq_skew":0.087761,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":732,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[5,107,103,7]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487738,"usec":50983},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709458,"noise_level":-28.284016,"freq_skew":-0.049141,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487738,"usec":50983},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.709458,"noise_level":-28.284016,"freq_skew":-0.049141,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487738,"usec":51613},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434812,"noise_level":-28.239044,"freq_skew":-0.209249,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":966,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":79,"dst_ref":44836,"variable_part_params":[{"name":"atn_checksum","value":[225,129,180,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487738,"usec":820113},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561143,"noise_level":-28.076956,"freq_skew":1.027678,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487738,"usec":829825},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650139,"noise_level":-28.458843,"freq_skew":-2.792988,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487738,"usec":833320},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565154,"noise_level":-28.749941,"freq_skew":0.842891,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487739,"usec":582624},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533722,"noise_level":-28.631821,"freq_skew":-0.595819,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2942,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[159,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487741,"usec":104145},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.195292,"noise_level":-27.449053,"freq_skew":-1.240119,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":120.000000,"flags":224,"pdu_id":106,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":14,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487742,"usec":632137},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380314,"noise_level":-26.390059,"freq_skew":1.818336,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487744,"usec":158268},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.660241,"noise_level":-25.253294,"freq_skew":-1.855783,"avlc":{"src":{"addr":"344218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487744,"usec":159104},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605159,"noise_level":-25.221546,"freq_skew":-0.671880,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2943,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[98,119]},{"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":1784487745,"usec":675123},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698334,"noise_level":-24.595039,"freq_skew":0.931630,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":2,"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":1008,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[134,253,241,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487745,"usec":679092},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574681,"noise_level":-24.885555,"freq_skew":-1.553434,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-3.100000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487746,"usec":447280},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739073,"noise_level":-25.206003,"freq_skew":0.982423,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487747,"usec":198904},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885342,"noise_level":-25.142965,"freq_skew":-1.507796,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOY","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"V73590","msg_num":"M64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487747,"usec":200850},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647264,"noise_level":-25.532150,"freq_skew":-1.558410,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_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":"15063104","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,86,79,69,0,52,102,68,0,0,0,0,0,0,0,0,0],"options":[{"name":"atn_datalink_caps","value":[1]}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487747,"usec":966382},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.118065,"noise_level":-25.803068,"freq_skew":-1.422605,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487747,"usec":967686},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918371,"noise_level":-25.718767,"freq_skew":-1.272475,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487749,"usec":486185},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.247698,"noise_level":-25.277159,"freq_skew":-1.308765,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487749,"usec":486463},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898872,"noise_level":-25.261227,"freq_skew":0.807382,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487749,"usec":488565},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088485,"noise_level":-26.156017,"freq_skew":3.948558,"avlc":{"src":{"addr":"4D201D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487750,"usec":244579},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976682,"noise_level":-25.625555,"freq_skew":-0.016003,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":1784487750,"usec":244579},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.976682,"noise_level":-25.625555,"freq_skew":-0.016003,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1898,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[122,37,201,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487751,"usec":782279},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721561,"noise_level":-25.073736,"freq_skew":0.718509,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":3992,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[55,9,141,225]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487752,"usec":534739},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404506,"noise_level":-24.980766,"freq_skew":2.188243,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44752,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[212,12,132,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487752,"usec":539332},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775236,"noise_level":-24.737610,"freq_skew":2.829561,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"MSLP"},{"name":"ac_location","value":{"loc":{"lat":41.900002,"lon":-6.300000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487752,"usec":543316},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861979,"noise_level":-24.644003,"freq_skew":1.057912,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784487755,"usec":582439},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824488,"noise_level":-24.088902,"freq_skew":1.012577,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487755,"usec":599212},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844320,"noise_level":-23.801636,"freq_skew":0.740480,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTB","mode":"2","label":"_d","blk_id":"3","ack":"E","flight":"D82887","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487756,"usec":351329},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838294,"noise_level":-23.458652,"freq_skew":0.879208,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTB","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"D82887","msg_num":"F07","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39058W003310,BLN,190235,340,DGO,192707,ABRIX,M47,238060,2190EE2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487757,"usec":866443},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558283,"noise_level":-23.492968,"freq_skew":-0.785568,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":727,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487758,"usec":629166},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894089,"noise_level":-23.852489,"freq_skew":1.598423,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"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":44800,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[191,85,94,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487758,"usec":638917},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055565,"noise_level":-23.749176,"freq_skew":0.809863,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTB","mode":"2","label":"_d","blk_id":"3","ack":"E","flight":"D82887","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487759,"usec":390527},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846879,"noise_level":-24.146049,"freq_skew":0.694362,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTB","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"D82887","msg_num":"F07","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39058W003310,BLN,190235,340,DGO,192707,ABRIX,M47,238060,2190EE2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487760,"usec":161327},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846145,"noise_level":-23.563999,"freq_skew":2.951452,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"MSLP"},{"name":"ac_location","value":{"loc":{"lat":41.900002,"lon":-6.300000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487760,"usec":910551},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732210,"noise_level":-23.430445,"freq_skew":2.950490,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"EB0301","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487761,"usec":683246},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.647727,"noise_level":-23.584633,"freq_skew":1.763873,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"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":44800,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[191,85,94,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487762,"usec":451428},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809260,"noise_level":-24.474419,"freq_skew":1.784637,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487763,"usec":965456},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889351,"noise_level":-24.227032,"freq_skew":2.870605,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"EB0301","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487765,"usec":484157},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984806,"noise_level":-24.307724,"freq_skew":3.006625,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487766,"usec":260672},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906856,"noise_level":-24.591518,"freq_skew":0.805339,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784487769,"usec":301245},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650725,"noise_level":-23.569393,"freq_skew":1.972897,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":289,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44683,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,204,68,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487770,"usec":63805},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.501227,"noise_level":-23.253431,"freq_skew":0.755915,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784487770,"usec":824146},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671133,"noise_level":-23.497812,"freq_skew":1.726448,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487773,"usec":107426},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460804,"noise_level":-23.088802,"freq_skew":0.833079,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44674,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[103,158,163,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487773,"usec":874009},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542582,"noise_level":-22.784319,"freq_skew":1.633849,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":786,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44657,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[165,188,70,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487776,"usec":162355},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622659,"noise_level":-23.096045,"freq_skew":1.021245,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487776,"usec":913526},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726002,"noise_level":-23.046562,"freq_skew":1.113128,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":332,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29444,"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":[40,142,7,155]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487777,"usec":681484},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651395,"noise_level":-23.348804,"freq_skew":-0.049600,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44685,"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":[131,151,164,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487778,"usec":444267},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.411412,"noise_level":-22.949419,"freq_skew":0.886372,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":48.500000,"flags":192,"pdu_id":4054,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[54,60,179,80]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487778,"usec":448747},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833984,"noise_level":-22.900763,"freq_skew":-2.351093,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":807,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"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":[17,29,228,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487778,"usec":451633},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564691,"noise_level":-23.437328,"freq_skew":-1.254078,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,86,79,69,0,52,102,68,0,0,0,0,0,0,0,0,1],"dst_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"lifetime":120.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":107,"segment_offset":0,"pdu_total_len":125},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[192]},{"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":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":5,"dst_ref":0,"credit":2,"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":2048},{"name":"version","value":1},{"name":"additional_options","value":[48]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":6},{"name":"inactivity_timer_ms","value":360000},{"name":"atn_checksum","value":[189,111,7,73]},{"name":"checksum","value":[192,246]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487779,"usec":202505},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588309,"noise_level":-23.385868,"freq_skew":0.879722,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487779,"usec":206912},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.324053,"noise_level":-24.100971,"freq_skew":1.021137,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784487779,"usec":967032},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656395,"noise_level":-24.266253,"freq_skew":-1.432377,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":8,"lifetime":120.000000,"flags":224,"pdu_id":108,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44843,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[147,113,125,163]}]}],"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":[1,3,27,1,3434052,0]}},"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":"VOE5HD","long_tsap":{"rdp":[65,86,79,69,0],"short_tsap":{"ars":[52,102,68],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,0,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,86,79,69,0],"short_tsap":{"ars":[52,102,68],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,0,1,2]}}}}}}],"departure_airport":"LEAS","destination_airport":"LEPA"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487779,"usec":967726},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466945,"noise_level":-24.237909,"freq_skew":-1.714652,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487780,"usec":729562},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807449,"noise_level":-24.127960,"freq_skew":-1.425550,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487781,"usec":488483},"freq":136975000,"burst_len_octets":36,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027092,"noise_level":-24.530695,"freq_skew":-1.239916,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"priority":8,"lifetime":120.000000,"flags":224,"pdu_id":109,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":5,"dst_ref":44843,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[90,119,41,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487781,"usec":490388},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488532,"noise_level":-24.457832,"freq_skew":-1.223058,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":120.000000,"flags":224,"pdu_id":110,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":6,"dst_ref":44844,"credit":2,"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]},{"name":"tpdu_size","value":1024},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000},{"name":"atn_checksum","value":[30,58,34,109]}]}],"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":1784487782,"usec":256669},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818057,"noise_level":-24.819212,"freq_skew":0.975140,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4064,"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":[196,64]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":3,"sec":1}},"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":1784487782,"usec":256920},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537911,"noise_level":-24.819212,"freq_skew":-1.520197,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784487783,"usec":770942},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.228469,"noise_level":-24.372879,"freq_skew":-1.350976,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487783,"usec":771144},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785853,"noise_level":-24.372879,"freq_skew":-0.072407,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":1576,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44553,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[60,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487784,"usec":534575},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005634,"noise_level":-24.389122,"freq_skew":0.780104,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487785,"usec":291628},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801364,"noise_level":-23.885698,"freq_skew":0.048142,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"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":1577,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44553,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[172,178]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":3,"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":1784487785,"usec":294354},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568315,"noise_level":-24.784014,"freq_skew":-0.648183,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":44712,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[115,32,109,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487785,"usec":295202},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584017,"noise_level":-24.768961,"freq_skew":-1.422233,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":110,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":6,"dst_ref":44844,"credit":2,"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]},{"name":"tpdu_size","value":1024},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000},{"name":"atn_checksum","value":[30,58,34,109]}]}],"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":1784487785,"usec":295767},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514263,"noise_level":-24.768961,"freq_skew":0.981191,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487785,"usec":298277},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786466,"noise_level":-25.592796,"freq_skew":0.855736,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4073,"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":1784487786,"usec":65292},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730735,"noise_level":-25.188904,"freq_skew":-1.544883,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":111,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44844,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[209,78,30,35]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":3,"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":1784487786,"usec":65762},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761822,"noise_level":-25.173132,"freq_skew":-0.765246,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487786,"usec":819757},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956677,"noise_level":-25.668077,"freq_skew":0.010994,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487786,"usec":820356},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613014,"noise_level":-25.651413,"freq_skew":1.115318,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":533,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":66,"dst_ref":44848,"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":[148,178,100,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487787,"usec":585559},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533476,"noise_level":-25.308632,"freq_skew":-0.154513,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":733,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[135,32,111,24]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487787,"usec":586132},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.094311,"noise_level":-25.292645,"freq_skew":1.269206,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487787,"usec":594678},"freq":136975000,"burst_len_octets":174,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574951,"noise_level":-25.954599,"freq_skew":1.153055,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"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":44848,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[53,16,27,235]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487787,"usec":594678},"freq":136975000,"burst_len_octets":174,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.574951,"noise_level":-25.954599,"freq_skew":1.153055,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,66,85,67,0,69,33,19,0,0,83,65,65,66,0,0,1],"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":535,"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":67,"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":[8,186]},{"name":"atn_checksum","value":[21,1,86,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487788,"usec":347369},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737217,"noise_level":-25.699766,"freq_skew":-1.173834,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487788,"usec":349586},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569870,"noise_level":-25.599890,"freq_skew":1.018574,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"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":27856,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[4,44,192,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487788,"usec":349586},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.569870,"noise_level":-25.599890,"freq_skew":1.018574,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":537,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27856,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[128,75,79,28]}]}],"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":[1,3,27,1,4530451,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"CFG3WU","long_tsap":{"rdp":[65,66,85,67,0],"short_tsap":{"ars":[69,33,19],"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":[65,66,85,67,0],"short_tsap":{"ars":[69,33,19],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"GCLP","destination_airport":"EDDM"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487788,"usec":350741},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929688,"noise_level":-25.550377,"freq_skew":-1.413476,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487789,"usec":111076},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468380,"noise_level":-25.371216,"freq_skew":-0.081268,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":734,"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":1784487789,"usec":113483},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771644,"noise_level":-25.259098,"freq_skew":-1.170478,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":254,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":112,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44844,"credit":3,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[243,23,250,65]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487789,"usec":114280},"freq":136975000,"burst_len_octets":28,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624032,"noise_level":-25.227329,"freq_skew":1.130328,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487789,"usec":114280},"freq":136975000,"burst_len_octets":28,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.624032,"noise_level":-25.227329,"freq_skew":1.130328,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487789,"usec":118669},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480667,"noise_level":-25.117043,"freq_skew":1.093988,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784487790,"usec":624559},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834886,"noise_level":-26.418671,"freq_skew":1.094482,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487790,"usec":625358},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785913,"noise_level":-26.382372,"freq_skew":1.201685,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487790,"usec":625634},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288401,"noise_level":-26.923697,"freq_skew":1.821738,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":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":1784487790,"usec":628699},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722570,"noise_level":-26.770844,"freq_skew":1.022855,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":541,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":66,"dst_ref":44848,"variable_part_params":[{"name":"atn_checksum","value":[59,173,98,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487791,"usec":392602},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842267,"noise_level":-26.363867,"freq_skew":1.899049,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487793,"usec":682959},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.097706,"noise_level":-25.035761,"freq_skew":-2.644390,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1917,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44577,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[177,153]},{"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":1784487793,"usec":687526},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646606,"noise_level":-24.927864,"freq_skew":-0.789800,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487795,"usec":206267},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537363,"noise_level":-24.839165,"freq_skew":-0.082659,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"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":1578,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44553,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[112,169]}]}],"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":7,"day":19},"time":{"hour":19,"min":3,"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":1784487795,"usec":210625},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652783,"noise_level":-24.673956,"freq_skew":0.586890,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4114,"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":1784487795,"usec":211834},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783972,"noise_level":-24.644253,"freq_skew":0.948208,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4115,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":44553,"dst_ref":25,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[208,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487795,"usec":967813},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354579,"noise_level":-25.181892,"freq_skew":-0.230630,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":1579,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":25,"dst_ref":44553,"variable_part_params":[{"name":"checksum","value":[247,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487796,"usec":730393},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728834,"noise_level":-24.933119,"freq_skew":0.900371,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":542,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487796,"usec":737262},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652509,"noise_level":-24.917576,"freq_skew":0.842410,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487797,"usec":488213},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410317,"noise_level":-24.841408,"freq_skew":-0.240242,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":44616,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[90,217,155,66]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487797,"usec":488614},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.791233,"noise_level":-24.826258,"freq_skew":2.171341,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"dst_airport","value":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-5.400000},"alt":38000}},{"name":"alternate_ground_stations","value":["2A3D45"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487797,"usec":489951},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749006,"noise_level":-25.362206,"freq_skew":0.918969,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487797,"usec":494913},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649734,"noise_level":-25.186844,"freq_skew":1.065616,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487798,"usec":249785},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.749859,"noise_level":-24.892044,"freq_skew":2.189053,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"16262356","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,57,100,238,0,57,100,238,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487798,"usec":253783},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919432,"noise_level":-25.604342,"freq_skew":-0.170702,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487798,"usec":254138},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236126,"noise_level":-25.587797,"freq_skew":0.804767,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":861,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[111,1,115,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487798,"usec":254389},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782580,"noise_level":-25.587797,"freq_skew":0.883753,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":"16262356","called_addr":"1116900402899","facilities":[{"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_line_addr_modified","value":[15]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487799,"usec":10896},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.659716,"noise_level":-26.123260,"freq_skew":2.332600,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHO","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"TO23AE","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487799,"usec":772468},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724403,"noise_level":-27.032822,"freq_skew":0.956953,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHO","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487799,"usec":775991},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.677593,"noise_level":-26.820719,"freq_skew":2.362708,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487799,"usec":780361},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793194,"noise_level":-27.159672,"freq_skew":-2.972738,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":964,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487800,"usec":540783},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412919,"noise_level":-27.022121,"freq_skew":-0.113220,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":967,"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":1784487800,"usec":543349},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.690102,"noise_level":-26.905930,"freq_skew":2.190426,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487800,"usec":548945},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923696,"noise_level":-27.830006,"freq_skew":0.873548,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":1784487801,"usec":293007},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365522,"noise_level":-27.744843,"freq_skew":-1.511654,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487801,"usec":293341},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.388943,"noise_level":-27.744843,"freq_skew":1.386774,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LGX","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"W60168","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487801,"usec":293994},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820562,"noise_level":-27.702570,"freq_skew":0.466050,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":362,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44704,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[20,89,214,230]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487801,"usec":295946},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615317,"noise_level":-28.564369,"freq_skew":-0.059575,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":968,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[0,194,60,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487802,"usec":61653},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.324507,"noise_level":-28.344707,"freq_skew":0.678720,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487802,"usec":63504},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709172,"noise_level":-28.231934,"freq_skew":2.031707,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":40.799999,"lon":-6.000000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487802,"usec":66913},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863099,"noise_level":-28.168835,"freq_skew":-0.126867,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487802,"usec":67752},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382226,"noise_level":-28.124456,"freq_skew":1.388240,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784487802,"usec":70938},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432079,"noise_level":-28.058310,"freq_skew":2.233466,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"HV007F","msg_num":"S26","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487802,"usec":70938},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.432079,"noise_level":-28.058310,"freq_skew":2.233466,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22063753","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,82,65,0,72,103,235,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487802,"usec":812985},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368371,"noise_level":-28.894703,"freq_skew":1.381234,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":755,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29460,"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":[231,36,16,127]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487802,"usec":820646},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798992,"noise_level":-28.446930,"freq_skew":-2.373243,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":21,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487803,"usec":581710},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589339,"noise_level":-28.109034,"freq_skew":1.935592,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487803,"usec":589383},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.537311,"noise_level":-27.762535,"freq_skew":1.139039,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LGX","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"W60168","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487804,"usec":355193},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796221,"noise_level":-27.368250,"freq_skew":-0.486927,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487806,"usec":631057},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849999,"noise_level":-26.087866,"freq_skew":0.837055,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784487806,"usec":631057},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.849999,"noise_level":-26.087866,"freq_skew":0.837055,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487807,"usec":396076},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550399,"noise_level":-26.172131,"freq_skew":1.030476,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487808,"usec":916010},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595624,"noise_level":-25.282375,"freq_skew":-0.087943,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487808,"usec":921126},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720428,"noise_level":-26.150997,"freq_skew":0.805505,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":44833,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[176,229,58,183]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487809,"usec":681192},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970293,"noise_level":-26.226631,"freq_skew":0.897392,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487810,"usec":441060},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841254,"noise_level":-25.877943,"freq_skew":0.283994,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487811,"usec":199705},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.524479,"noise_level":-25.577248,"freq_skew":1.645113,"avlc":{"src":{"addr":"398E2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":295,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487811,"usec":967995},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659165,"noise_level":-25.158318,"freq_skew":1.042836,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"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":1784487813,"usec":485518},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777657,"noise_level":-24.359852,"freq_skew":0.819611,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":20.000000,"flags":246,"pdu_id":15177,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487813,"usec":487644},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573006,"noise_level":-25.253754,"freq_skew":0.870737,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784487815,"usec":770763},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469536,"noise_level":-24.319763,"freq_skew":1.249925,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":543,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[101,113,16,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487815,"usec":772385},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583183,"noise_level":-24.913887,"freq_skew":2.137762,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487815,"usec":773927},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422265,"noise_level":-24.937765,"freq_skew":0.920468,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"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":1784487817,"usec":306606},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796345,"noise_level":-24.241198,"freq_skew":0.875111,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":20.000000,"flags":246,"pdu_id":15177,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487818,"usec":66340},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846816,"noise_level":-24.535892,"freq_skew":1.031140,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487818,"usec":67511},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768012,"noise_level":-24.506657,"freq_skew":-0.738726,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487818,"usec":818932},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420479,"noise_level":-25.318127,"freq_skew":1.976789,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487818,"usec":823938},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673543,"noise_level":-25.796543,"freq_skew":0.925003,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4137,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29766,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[131,228,161,121]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487819,"usec":584328},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939798,"noise_level":-25.626957,"freq_skew":2.232677,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487819,"usec":586428},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335112,"noise_level":-25.527912,"freq_skew":2.166090,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"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":44683,"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":[111,244,105,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487819,"usec":593190},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325278,"noise_level":-26.257275,"freq_skew":0.736569,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"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":1784487820,"usec":338016},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981422,"noise_level":-26.098076,"freq_skew":0.849338,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784487821,"usec":107572},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744296,"noise_level":-25.620663,"freq_skew":0.696422,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":15221,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487821,"usec":874383},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848138,"noise_level":-25.530106,"freq_skew":0.777714,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":44674,"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":[228,198,215,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487824,"usec":157355},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510236,"noise_level":-24.617884,"freq_skew":-0.074444,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":1580,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487824,"usec":157820},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460948,"noise_level":-24.617884,"freq_skew":1.569291,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44657,"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":[205,58,122,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487824,"usec":160573},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535671,"noise_level":-24.934715,"freq_skew":0.835610,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"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":1784487824,"usec":921548},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631855,"noise_level":-24.782749,"freq_skew":0.732812,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":15221,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487824,"usec":924252},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345084,"noise_level":-24.707748,"freq_skew":1.027180,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":1784487825,"usec":680572},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583498,"noise_level":-24.377253,"freq_skew":-3.122184,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487826,"usec":443280},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932347,"noise_level":-24.266071,"freq_skew":-1.270462,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1670,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487827,"usec":210136},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838335,"noise_level":-23.850342,"freq_skew":-2.248542,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487829,"usec":495068},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507556,"noise_level":-23.061583,"freq_skew":0.856047,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"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":1784487830,"usec":252196},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.221665,"noise_level":-23.753551,"freq_skew":2.087810,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487830,"usec":256388},"freq":136975000,"burst_len_octets":125,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981800,"noise_level":-23.594440,"freq_skew":2.936857,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"B6","blk_id":"1","ack":"!","flight":"EB0301","msg_num":"J78","msg_num_seq":"A","msg_text":"/SMACAYA.ADS.EC-MAJ141DE90FDAA3082883901D0D1E4467CF2AC84D02C71EEEF7B60B484D00D735","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"SMACAYA","air_addr":".EC-MAJ","adsc":{"tags":[{"wpt_change_event":{"lat":42.061329,"lon":-6.567764,"alt":33416,"ts_sec":228.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"predicted_route":{"next_wpt":{"lat":42.563095,"lon":-8.583927,"alt":34000,"eta_sec":711},"next_next_wpt":{"lat":43.500023,"lon":-13.000088,"alt":34000}}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487834,"usec":830459},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818232,"noise_level":-22.849997,"freq_skew":0.862712,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4173,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[168,181,40,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487835,"usec":576954},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430246,"noise_level":-22.765989,"freq_skew":-0.814606,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":44712,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[190,42,237,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487836,"usec":341487},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709139,"noise_level":-23.637703,"freq_skew":0.773292,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784487837,"usec":114016},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651935,"noise_level":-23.416828,"freq_skew":0.141385,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487837,"usec":861728},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.194560,"noise_level":-23.289047,"freq_skew":2.845622,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487837,"usec":867669},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662242,"noise_level":-23.125694,"freq_skew":0.793639,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487837,"usec":875727},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400163,"noise_level":-23.643772,"freq_skew":-0.611034,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":44712,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[190,42,237,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487838,"usec":628248},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706651,"noise_level":-24.493616,"freq_skew":0.929040,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784487838,"usec":631546},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835284,"noise_level":-24.363451,"freq_skew":-2.472290,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487839,"usec":404002},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579578,"noise_level":-23.900761,"freq_skew":0.797378,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EFHK"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487840,"usec":162612},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897764,"noise_level":-23.859921,"freq_skew":0.866208,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"22545202","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,78,65,88,0,74,202,130,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487840,"usec":162612},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.897764,"noise_level":-23.859921,"freq_skew":0.866208,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTB","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"D82887","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487841,"usec":676407},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624612,"noise_level":-23.436911,"freq_skew":-0.928241,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":728,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[104,32,70,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487841,"usec":678390},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751286,"noise_level":-24.139318,"freq_skew":0.845316,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487842,"usec":443315},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839068,"noise_level":-24.265827,"freq_skew":0.204767,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1899,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[122,37,201,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487844,"usec":739230},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.187088,"noise_level":-23.536888,"freq_skew":-0.975316,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":728,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[104,32,70,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487845,"usec":493183},"freq":136975000,"burst_len_octets":164,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760995,"noise_level":-23.618065,"freq_skew":-0.847277,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"1L","blk_id":"5","ack":"!","flight":"DE03JH","msg_num":"M28","msg_num_seq":"A","msg_text":"1OHALLO OPS KOENNTET IHR U,NS BZGL. DES FINALS AUF,DEM LAUFENDEN HAL\r\nTEN QM,VIELEN DANK IM VORAUS.,VG LARS + MARIUS,,,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487846,"usec":250037},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.073055,"noise_level":-24.000006,"freq_skew":0.709170,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487846,"usec":251875},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756733,"noise_level":-23.945114,"freq_skew":0.720128,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":15435,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":13,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487847,"usec":11065},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236810,"noise_level":-24.512901,"freq_skew":-0.482023,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":44616,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[90,102,46,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487847,"usec":18507},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.301754,"noise_level":-24.867233,"freq_skew":0.339431,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487847,"usec":772395},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696347,"noise_level":-25.655119,"freq_skew":-1.366463,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487848,"usec":536822},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383224,"noise_level":-25.028667,"freq_skew":0.870437,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":862,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"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":[211,126,152,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487848,"usec":537326},"freq":136975000,"burst_len_octets":164,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770882,"noise_level":-25.080187,"freq_skew":-0.885660,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"1L","blk_id":"5","ack":"!","flight":"DE03JH","msg_num":"M28","msg_num_seq":"A","msg_text":"1OHALLO OPS KOENNTET IHR U,NS BZGL. DES FINALS AUF,DEM LAUFENDEN HAL\r\nTEN QM,VIELEN DANK IM VORAUS.,VG LARS + MARIUS,,,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487848,"usec":538955},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966200,"noise_level":-25.049065,"freq_skew":1.009589,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784487849,"usec":302213},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046391,"noise_level":-25.672840,"freq_skew":0.880951,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4205,"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":[168,166,73,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487849,"usec":303361},"freq":136975000,"burst_len_octets":60,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397721,"noise_level":-25.606337,"freq_skew":0.391443,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487849,"usec":303361},"freq":136975000,"burst_len_octets":60,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.397721,"noise_level":-25.606337,"freq_skew":0.391443,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"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":[250,29,229,127]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487850,"usec":61350},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690837,"noise_level":-25.315746,"freq_skew":0.880143,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487850,"usec":62011},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.880394,"noise_level":-25.283772,"freq_skew":1.073290,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":407,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487850,"usec":63834},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913373,"noise_level":-25.283772,"freq_skew":0.851065,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487850,"usec":64160},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819133,"noise_level":-25.267826,"freq_skew":2.948311,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"B1","blk_id":"2","ack":"!","flight":"EB0301","msg_num":"J79","msg_num_seq":"A","msg_text":"/LPPO.OC1/RCL 000\r\nTAI301-MUDOS/1941 M080F360\r\n-RMK/MAX FL 360B82D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487850,"usec":827072},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440977,"noise_level":-24.848026,"freq_skew":-0.669233,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487850,"usec":829088},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705492,"noise_level":-25.234474,"freq_skew":-0.243288,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487850,"usec":830637},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498562,"noise_level":-25.171230,"freq_skew":-0.301316,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":969,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[45,204,68,116]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487853,"usec":867581},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869576,"noise_level":-23.950891,"freq_skew":-0.821093,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":729,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52499,"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":[130,202,142,64]}]},{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52499,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[180,192,12,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487853,"usec":871983},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.487143,"noise_level":-23.869144,"freq_skew":2.820481,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487854,"usec":640022},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722967,"noise_level":-24.036448,"freq_skew":-0.890638,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784487854,"usec":642270},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.242031,"noise_level":-24.008844,"freq_skew":1.183441,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487854,"usec":644715},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305580,"noise_level":-24.364895,"freq_skew":0.806968,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784487856,"usec":154787},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.650206,"noise_level":-24.458101,"freq_skew":-2.123275,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487856,"usec":155784},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.126485,"noise_level":-24.414673,"freq_skew":-0.297367,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487857,"usec":683905},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449565,"noise_level":-24.052858,"freq_skew":-1.352483,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487858,"usec":435481},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682119,"noise_level":-23.646149,"freq_skew":0.742006,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0200F8","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":254,"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":15534,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487859,"usec":206638},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407025,"noise_level":-23.411446,"freq_skew":1.022734,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":1784487859,"usec":206638},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.407025,"noise_level":-23.411446,"freq_skew":1.022734,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"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":44833,"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":[71,214,58,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487859,"usec":211579},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775733,"noise_level":-24.391146,"freq_skew":-0.154091,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487859,"usec":965485},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.118623,"noise_level":-24.107807,"freq_skew":-2.233167,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487861,"usec":494976},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710223,"noise_level":-23.515495,"freq_skew":-2.387836,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":808,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487862,"usec":256480},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910226,"noise_level":-23.979313,"freq_skew":0.731229,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784487862,"usec":260856},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572989,"noise_level":-24.628304,"freq_skew":0.778934,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487863,"usec":7459},"freq":136975000,"burst_len_octets":1044,"hdr_bits_fixed":0,"octets_corrected_by_fec":7,"idx":0,"sig_level":-5.063382,"noise_level":-25.220663,"freq_skew":1.312000,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HA-LGX","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"W60168","msg_num":"D14","msg_num_seq":"A","sublabel":"DF","msg_text":"A321,011664,1,1,TB000000/REP003,00,00,1/CCHA-LGX,JUL19,185039,LEMG,EPKK,0168/C0TWP02TWZZ2050T/C151,34704,4000,61,0X10,0,0100,61,X/CE0105,18028,295,618,7725,245,W52ZZ2/C21020420-3-121  /C33PXAC00033     /C45321231-23     /C55321160-07     /C61020420-3-121  /C73PXAC00955     /C85321231-23     /C95321160-07     /EE772426,11151,05224,17988,295,616,812/EC772890,10621,04934/F1----,0074,0047,0107/G10024,0074,0037/H108934,08948,09001,08952,09223,07884/I108943,08949,09012,08952,09228,07885/J109548,08996,4926,02345,05097,0688/K109550,09057,4988,02380,05256,5976/L10072,0741,0041,0032,0012,0011,005/M10068,1007,0028,0026,0005,0009,005/N10039,08933,-093,0026,134,0690,014/O10039,08942,-092,0019,133,0670,018/P16075,345963,123,18349,0953,02379,026/Q16084,350281,123,18307,0961,02393,017/R10000,0006,0002,0001,0001,0001,0006/S10000,0003,0001,0004,0002,0001,0003/T10082,0817,0817,1859,0157,0110,1457/U10074,0817,0799,1839,0158,0065,5105/V125784,09605,00006,073,10297,1189/W125740,09618,00008,073,10323,1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487863,"usec":9073},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539513,"noise_level":-25.157518,"freq_skew":1.369282,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487863,"usec":10610},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942537,"noise_level":-25.079229,"freq_skew":0.917494,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487863,"usec":774258},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642939,"noise_level":-25.754246,"freq_skew":0.222985,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487864,"usec":539365},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741547,"noise_level":-26.516153,"freq_skew":2.885777,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"3","ack":"G","flight":"EB0301","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487865,"usec":312064},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765935,"noise_level":-26.209824,"freq_skew":1.019609,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":544,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[186,38,99,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487865,"usec":312282},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649752,"noise_level":-27.132452,"freq_skew":0.706160,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1009,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[134,253,241,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487867,"usec":585943},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119318,"noise_level":-25.849874,"freq_skew":2.952578,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"3","ack":"G","flight":"EB0301","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487868,"usec":353189},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589256,"noise_level":-25.297108,"freq_skew":1.122766,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":335,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29444,"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":[40,142,7,155]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487869,"usec":109856},"freq":136975000,"burst_len_octets":1013,"hdr_bits_fixed":0,"octets_corrected_by_fec":6,"idx":0,"sig_level":-5.032824,"noise_level":-24.875927,"freq_skew":1.285367,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LGX","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"W60168","msg_num":"D14","msg_num_seq":"B","sublabel":"DF","msg_text":"A321,011664,1,1,TB000000/REP003,00,00,1/CCHA-LGX,JUL19,185039,LEMG,EPKK,0168/C0TWP02TWZZ2050T/C151,34704,4000,61,0X10,0,0100,61,X/CE0105,18028,295,618,7725,245,W52ZZ2/C21020420-3-121  /C33PXAC00033     /C45321231-23     /C55321160-07     /C61020420-3-121  /C73PXAC00955     /C85321231-23     /C95321160-07     /EE772426,11151,05224,17988,295,616,812/EC772890,10621,04934/F1----,0074,0047,0107/G10024,0074,0037/H108934,08948,09001,08952,09223,07884/I108943,08949,09012,08952,09228,07885/J109548,08996,4926,02345,05097,0688/K109550,09057,4988,02380,05256,5976/L10072,0741,0041,0032,0012,0011,005/M10068,1007,0028,0026,0005,0009,005/N10039,08933,-093,0026,134,0690,014/O10039,08942,-092,0019,133,0670,018/P16075,345963,123,18349,0953,02379,026/Q16084,350281,123,18307,0961,02393,017/R10000,0006,0002,0001,0001,0001,0006/S10000,0003,0001,0004,0002,0001,0003/T10082,0817,0817,1859,0157,0110,1457/U10074,0817,0799,1839,0158,0065,5105/V125784,09605,00006,073,10297,1189/W125740,09618,00008,073,10323,1179/X10711,0110,0007,0106,00388,0072/Y10714,0110,0005,0110,00389,0069/Z10288,0002,048,1012,00000,00000/1F0286,0002,047,1001,00000,00000/1G0250,0851,0849,001,003,006,-078/1H0249,0916,0849,000,002,003,-071/1J0603,00817,0197,-300,0000,001,005/1K0601,00817,0187,-300,0000,000,002/1L00000,00000,00000,00000,0156,0005/1M00000,00000,00000,00000,0159,0008/1N0001,0003,00000,00000,00000,12450/1O0003,0002,00000,00000,00000,11822/1P0603,---/1Q0601,---/1R22280,18202,042C0,00000,00040,00000/1S22280,18082,042C0,00000,00040,00000/1T00000,0000C,04000,100A1,3BC40,10000/1U00000,0000C,04000,100A1,39000,10000/1V00000,XXXXX,XXXXX,00000,08000,00000/1W00000,00000,XXXXX,00000,08000,00000/1X40000,XXXXX,XXXXX,00000,00000,XXXXX/1Y41000,XXXXX,XXXXX,00000,00000,XXXXX/1Z00041,40080,00000,00000,XXXXX,XXXXX/AA00041,40080,00000,00000,XXXXX,XXXXX/AB01400,38000,00004,00000,00C6C,08B00/AC01400,38000,00004,00000,00FA6,08B00/AD6F864,-----,-----,-----,XXXXX/AE2C864,-----,-----,-----,XXXXX/:"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487872,"usec":154682},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657602,"noise_level":-23.750713,"freq_skew":1.908382,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":583,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[237,247,59,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487872,"usec":916910},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.970342,"noise_level":-24.308121,"freq_skew":0.891666,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487873,"usec":677826},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881701,"noise_level":-24.068964,"freq_skew":0.753440,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1010,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487873,"usec":677920},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895678,"noise_level":-24.068964,"freq_skew":-0.891733,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487874,"usec":446667},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.255711,"noise_level":-23.689764,"freq_skew":0.687842,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487875,"usec":209611},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572258,"noise_level":-23.927877,"freq_skew":2.120739,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487875,"usec":965306},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524536,"noise_level":-23.680054,"freq_skew":0.028397,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":970,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[115,98,55,83]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44682,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[50,122,2,54]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":4,"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":1784487876,"usec":736643},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726603,"noise_level":-24.655172,"freq_skew":0.011210,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":644,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487877,"usec":495120},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385291,"noise_level":-24.435303,"freq_skew":0.033515,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487878,"usec":254976},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712984,"noise_level":-24.947563,"freq_skew":0.770667,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487878,"usec":256211},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507194,"noise_level":-25.707235,"freq_skew":1.379978,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44800,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[191,85,94,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487879,"usec":13990},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341247,"noise_level":-25.508450,"freq_skew":0.840726,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784487879,"usec":778055},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839254,"noise_level":-24.984142,"freq_skew":1.884458,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487879,"usec":780267},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893461,"noise_level":-26.011753,"freq_skew":0.701430,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":254,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487880,"usec":534458},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425402,"noise_level":-25.789024,"freq_skew":-0.164314,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":971,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44682,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[140,222,121,254]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":4,"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":1784487881,"usec":296673},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892377,"noise_level":-25.295845,"freq_skew":1.659122,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44800,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[191,85,94,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487881,"usec":298516},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983356,"noise_level":-25.218662,"freq_skew":-0.069358,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487882,"usec":69806},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.199034,"noise_level":-25.344200,"freq_skew":0.839060,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487882,"usec":71198},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.829201,"noise_level":-25.302891,"freq_skew":-2.441195,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487882,"usec":74159},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647641,"noise_level":-25.270962,"freq_skew":0.015037,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":972,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[200,47,105,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487883,"usec":582274},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891553,"noise_level":-25.026741,"freq_skew":0.738629,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":254,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487884,"usec":340492},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846386,"noise_level":-25.365507,"freq_skew":-0.063115,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"LFPO"},{"name":"alternate_ground_stations","value":["213C85","2610A5","2D0745","27D885","2A3D45"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487884,"usec":341110},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.440400,"noise_level":-25.691704,"freq_skew":0.689960,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487884,"usec":341707},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567779,"noise_level":-25.658314,"freq_skew":1.813905,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487884,"usec":343357},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630764,"noise_level":-26.174929,"freq_skew":-3.188936,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487884,"usec":343908},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544175,"noise_level":-26.335564,"freq_skew":1.668265,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44800,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[191,85,94,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487885,"usec":115546},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729289,"noise_level":-25.811300,"freq_skew":-0.110285,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"00400370","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,0,248,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487885,"usec":116803},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.859866,"noise_level":-25.760574,"freq_skew":-2.413163,"avlc":{"src":{"addr":"0200FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487885,"usec":864607},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692261,"noise_level":-25.610146,"freq_skew":-0.331414,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGJ","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"AT782K","msg_num":"S96","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487886,"usec":629233},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722140,"noise_level":-25.268959,"freq_skew":-2.234779,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487886,"usec":637000},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465756,"noise_level":-25.616383,"freq_skew":-0.020851,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487887,"usec":395232},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769482,"noise_level":-25.641758,"freq_skew":-2.368969,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784487888,"usec":156829},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628907,"noise_level":-24.985340,"freq_skew":0.982376,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":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":15804,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487888,"usec":914320},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611489,"noise_level":-24.923878,"freq_skew":0.800292,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487888,"usec":917405},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474117,"noise_level":-24.920795,"freq_skew":-1.404157,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1671,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[124,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487889,"usec":683660},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369757,"noise_level":-24.664413,"freq_skew":-1.746445,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487890,"usec":434569},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.669479,"noise_level":-25.052025,"freq_skew":1.736007,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":757,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487890,"usec":435114},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351736,"noise_level":-25.021004,"freq_skew":-0.783417,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":730,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[174,107,141,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487892,"usec":729495},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.329708,"noise_level":-24.458055,"freq_skew":2.240319,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":50.000000,"flags":192,"pdu_id":696,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44766,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[69,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487892,"usec":730633},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438538,"noise_level":-25.457676,"freq_skew":-1.293766,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1671,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[124,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487892,"usec":735541},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585162,"noise_level":-25.587887,"freq_skew":1.446475,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":757,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487893,"usec":481649},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526825,"noise_level":-25.440395,"freq_skew":0.863196,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784487893,"usec":489423},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542991,"noise_level":-25.090067,"freq_skew":-1.603315,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1672,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[63,147]},{"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":1784487895,"usec":10780},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626032,"noise_level":-24.501766,"freq_skew":0.906433,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487895,"usec":782002},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425756,"noise_level":-24.047150,"freq_skew":-0.783950,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487895,"usec":783440},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655039,"noise_level":-25.117802,"freq_skew":1.760805,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":757,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487897,"usec":305224},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509274,"noise_level":-24.339920,"freq_skew":0.215198,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[131,196,187,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487898,"usec":51258},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824385,"noise_level":-24.254446,"freq_skew":0.792187,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":48.500000,"flags":192,"pdu_id":4300,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[31,147]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487898,"usec":817459},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913639,"noise_level":-24.512222,"freq_skew":-2.561792,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":809,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[237,244,26,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487898,"usec":818725},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.320396,"noise_level":-24.454006,"freq_skew":1.987581,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":697,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44766,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[251,154]},{"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":1784487898,"usec":818962},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.551220,"noise_level":-24.454006,"freq_skew":0.748917,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487898,"usec":820326},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440987,"noise_level":-24.381783,"freq_skew":1.471454,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":40.100002,"lon":-6.600000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487899,"usec":587377},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543340,"noise_level":-24.196762,"freq_skew":1.476488,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"P601VK","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487899,"usec":587377},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.543340,"noise_level":-24.196762,"freq_skew":1.476488,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15062513","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,80,86,71,0,52,101,75,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487899,"usec":588087},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708979,"noise_level":-24.168644,"freq_skew":-2.551428,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487899,"usec":589343},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977957,"noise_level":-24.126637,"freq_skew":0.842783,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784487900,"usec":351802},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561162,"noise_level":-23.972616,"freq_skew":1.549360,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487901,"usec":103960},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785973,"noise_level":-23.931543,"freq_skew":-0.056253,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[131,196,187,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487902,"usec":636051},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401451,"noise_level":-23.488321,"freq_skew":0.274731,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487904,"usec":151722},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433603,"noise_level":-23.545923,"freq_skew":1.566419,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487904,"usec":927700},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569576,"noise_level":-23.749304,"freq_skew":1.460175,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487906,"usec":444535},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925725,"noise_level":-23.248539,"freq_skew":-0.594772,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487907,"usec":203534},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595407,"noise_level":-23.869543,"freq_skew":-0.335129,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":735,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[5,107,103,7]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487907,"usec":962695},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910061,"noise_level":-24.676313,"freq_skew":0.744385,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"RA","blk_id":"U","ack":"!","msg_text":"TLX FROM OPS\r\nHALLO -IAG, IHR SEID AUF\r\nDER WM TICKER LISTE\r\nEINGETRAGEN. SPIEL\r\nBEGINNT GLEICH.\nLG NELI\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487908,"usec":718910},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729365,"noise_level":-24.558071,"freq_skew":-0.734525,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"_d","blk_id":"6","ack":"U","flight":"DE03JH","msg_num":"S04","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487908,"usec":724771},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969950,"noise_level":-24.956223,"freq_skew":1.005992,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487909,"usec":485876},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844054,"noise_level":-25.370155,"freq_skew":0.998102,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784487909,"usec":487512},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850363,"noise_level":-25.289932,"freq_skew":-0.556902,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2944,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[159,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487909,"usec":488696},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.152175,"noise_level":-25.226284,"freq_skew":-1.176225,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":254,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":113,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44844,"credit":3,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[204,125,115,247]},{"name":"subseq_num","value":1}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487909,"usec":491992},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.987633,"noise_level":-25.069176,"freq_skew":0.279995,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487911,"usec":15936},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.276238,"noise_level":-24.688107,"freq_skew":-0.528126,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487911,"usec":774472},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980475,"noise_level":-25.657337,"freq_skew":0.470945,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":464,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":9,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487911,"usec":778231},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444638,"noise_level":-25.508671,"freq_skew":1.680098,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":758,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29460,"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":[231,36,16,127]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487912,"usec":536774},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729099,"noise_level":-25.155636,"freq_skew":1.621964,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487913,"usec":293190},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.193326,"noise_level":-25.275400,"freq_skew":-1.731848,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UX7403","msg_num":"F44","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41540W005181,DISKO,190511,310,OMESI,190923,ROVAK,M43,232044,973CC3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487913,"usec":298665},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569916,"noise_level":-26.030071,"freq_skew":0.786161,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487914,"usec":65400},"freq":136975000,"burst_len_octets":155,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803491,"noise_level":-25.689034,"freq_skew":0.900171,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"RA","blk_id":"T","ack":"!","msg_text":"QUPMIANUX~1\r\nMVT-DLY\r\nUX7403/19.ECMXM.MAD\nAD191821/191845 EA1936 OVD\nDL09/89/0130/0006\nPX149\nDLA/89F//\n\r\n ORIG: HAND-MAD"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487914,"usec":67682},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.048809,"noise_level":-25.605827,"freq_skew":1.243423,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487914,"usec":67816},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.355306,"noise_level":-25.605827,"freq_skew":-1.720976,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487914,"usec":821131},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558272,"noise_level":-26.570971,"freq_skew":-0.776958,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2945,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[98,119]},{"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":1784487914,"usec":823399},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.439253,"noise_level":-26.442371,"freq_skew":-1.793649,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"_d","blk_id":"9","ack":"T","flight":"UX7403","msg_num":"S96","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487914,"usec":826436},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552395,"noise_level":-27.084665,"freq_skew":1.862042,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487915,"usec":583755},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058169,"noise_level":-26.757107,"freq_skew":0.951655,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":1784487916,"usec":344878},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499896,"noise_level":-26.520426,"freq_skew":0.830026,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":72,"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":44765,"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":[129,123,113,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487918,"usec":627821},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.188845,"noise_level":-25.497440,"freq_skew":1.724313,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487918,"usec":635643},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628255,"noise_level":-26.045759,"freq_skew":1.008044,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":336,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487919,"usec":404424},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857462,"noise_level":-25.654011,"freq_skew":1.058284,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487920,"usec":157150},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744102,"noise_level":-25.472719,"freq_skew":0.802800,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":16096,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487920,"usec":919065},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.166819,"noise_level":-25.043146,"freq_skew":-2.663976,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487921,"usec":678834},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665448,"noise_level":-24.896429,"freq_skew":1.675765,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LVE","mode":"2","label":"17","blk_id":"5","ack":"!","flight":"W617ZC","msg_num":"M72","msg_num_seq":"A","msg_text":"190518,31910,1929,  9400,N 42.547,W  7.134,19JUL26,22263,  33,- 46"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487922,"usec":443167},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233677,"noise_level":-24.620663,"freq_skew":2.069658,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":44752,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[212,12,132,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487922,"usec":445820},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792945,"noise_level":-25.084049,"freq_skew":0.880120,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487923,"usec":198404},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.769282,"noise_level":-24.900684,"freq_skew":0.794266,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487924,"usec":727152},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497655,"noise_level":-24.224604,"freq_skew":1.637827,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LVE","mode":"2","label":"17","blk_id":"5","ack":"!","flight":"W617ZC","msg_num":"M72","msg_num_seq":"A","msg_text":"190518,31910,1929,  9400,N 42.547,W  7.134,19JUL26,22263,  33,- 46"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487925,"usec":487630},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650250,"noise_level":-24.055786,"freq_skew":0.970121,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487927,"usec":11422},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899890,"noise_level":-23.572659,"freq_skew":1.191866,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":44751,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[143,54,143,118]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487927,"usec":778919},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.263482,"noise_level":-23.439083,"freq_skew":-0.244847,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487928,"usec":533749},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121198,"noise_level":-23.271221,"freq_skew":1.772554,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487930,"usec":818838},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.247598,"noise_level":-23.310467,"freq_skew":1.877743,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":1784487930,"usec":821769},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706305,"noise_level":-23.209332,"freq_skew":2.096339,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"B9","blk_id":"8","ack":"!","flight":"LY0375","msg_num":"L05","msg_num_seq":"A","msg_text":"/LPPT.TI2/024LPPTA93DE"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487930,"usec":822821},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529812,"noise_level":-24.225397,"freq_skew":2.117906,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487930,"usec":823185},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.261517,"noise_level":-24.773792,"freq_skew":2.046840,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":50.000000,"flags":192,"pdu_id":698,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487931,"usec":584759},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408473,"noise_level":-25.500450,"freq_skew":0.982622,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487931,"usec":588629},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758719,"noise_level":-25.322304,"freq_skew":0.670433,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784487932,"usec":347005},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687443,"noise_level":-25.147739,"freq_skew":1.701093,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":759,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"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":[206,70,64,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487932,"usec":347384},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574888,"noise_level":-25.132042,"freq_skew":1.937498,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487932,"usec":357818},"freq":136975000,"burst_len_octets":236,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699124,"noise_level":-24.915211,"freq_skew":1.051877,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","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 02\r\nTRL 50\r\nAFTER LDG VACATE VIA\r\n H\" 4\r\nWND TDZ 300 DEG 12 KT\r\nVIS 10KM  \r\nCLD FEW 2400 FT\r\nTEMP 22 DP 17 QNH 1016\r\nACK ARR INFO A\r\n\r\n\r\n883B"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487933,"usec":104771},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409224,"noise_level":-25.428236,"freq_skew":2.013420,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"_d","blk_id":"9","ack":"H","flight":"LY0375","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487933,"usec":107594},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617027,"noise_level":-25.315382,"freq_skew":-0.678986,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"1L","blk_id":"7","ack":"!","flight":"DE03JH","msg_num":"M29","msg_num_seq":"A","msg_text":"00000200 00OEDDB,,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487933,"usec":869105},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557369,"noise_level":-25.859138,"freq_skew":0.898450,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784487933,"usec":869105},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.557369,"noise_level":-25.859138,"freq_skew":0.898450,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487933,"usec":878218},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003252,"noise_level":-25.656887,"freq_skew":0.082040,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1900,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[122,37,201,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487934,"usec":640311},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799767,"noise_level":-25.345985,"freq_skew":-0.819700,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487939,"usec":967021},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675775,"noise_level":-23.207386,"freq_skew":2.037839,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":292,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44683,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,204,68,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487939,"usec":967996},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555689,"noise_level":-24.345350,"freq_skew":1.030967,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487940,"usec":723872},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475124,"noise_level":-24.504396,"freq_skew":1.538356,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":760,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29460,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[1,110,98,125]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29460,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[2,143,174,58]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":5,"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":1784487940,"usec":724578},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997580,"noise_level":-24.799355,"freq_skew":2.082055,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487941,"usec":491181},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420859,"noise_level":-24.792713,"freq_skew":-0.211799,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487941,"usec":492245},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.337912,"noise_level":-24.747585,"freq_skew":-2.367949,"avlc":{"src":{"addr":"345615","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":1784487942,"usec":250073},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.208849,"noise_level":-24.496195,"freq_skew":0.672721,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":44674,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[103,158,163,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487942,"usec":254753},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.285701,"noise_level":-24.337326,"freq_skew":1.319036,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487943,"usec":11238},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.886078,"noise_level":-24.073774,"freq_skew":0.339370,"avlc":{"src":{"addr":"348441","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487943,"usec":18837},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724150,"noise_level":-23.867973,"freq_skew":0.755509,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487943,"usec":779884},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804864,"noise_level":-23.623978,"freq_skew":1.765718,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44657,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[165,188,70,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487944,"usec":536229},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.270108,"noise_level":-24.315628,"freq_skew":1.616641,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":761,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29460,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[244,120,66,84]}]}],"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":7,"day":19},"time":{"hour":19,"min":5,"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":1784487944,"usec":538749},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497176,"noise_level":-24.358471,"freq_skew":1.446596,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":762,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44800,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[99,207,138,4]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":5,"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":1784487945,"usec":296713},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768095,"noise_level":-24.090076,"freq_skew":1.477646,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487945,"usec":298038},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539788,"noise_level":-24.034615,"freq_skew":1.620648,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487945,"usec":298038},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.539788,"noise_level":-24.034615,"freq_skew":1.620648,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":763,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":75,"dst_ref":29460,"variable_part_params":[{"name":"atn_checksum","value":[151,77,156,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487946,"usec":57120},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605739,"noise_level":-23.749107,"freq_skew":1.690448,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":764,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[51,244,89,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487947,"usec":583487},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738881,"noise_level":-23.104877,"freq_skew":1.765466,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44657,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[165,188,70,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487947,"usec":583824},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433653,"noise_level":-23.545254,"freq_skew":-0.020117,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":44685,"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":[131,151,164,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487947,"usec":597733},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.220185,"noise_level":-24.294653,"freq_skew":0.845003,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":1784487948,"usec":348907},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980905,"noise_level":-24.320572,"freq_skew":0.797317,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[54,60,179,80]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487948,"usec":350730},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495035,"noise_level":-24.292051,"freq_skew":-1.680576,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784487948,"usec":351446},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914897,"noise_level":-24.277824,"freq_skew":-2.615119,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487948,"usec":351446},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.914897,"noise_level":-24.277824,"freq_skew":-2.615119,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":810,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"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":[17,29,228,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487949,"usec":111424},"freq":136975000,"burst_len_octets":25,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533548,"noise_level":-23.946369,"freq_skew":0.879803,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":1784487949,"usec":111424},"freq":136975000,"burst_len_octets":25,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.533548,"noise_level":-23.946369,"freq_skew":0.879803,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784487949,"usec":872822},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484523,"noise_level":-23.810617,"freq_skew":-0.837113,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487953,"usec":677977},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341125,"noise_level":-23.188704,"freq_skew":-1.402223,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487953,"usec":680708},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737474,"noise_level":-23.125015,"freq_skew":-0.795944,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":2946,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487954,"usec":446894},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494507,"noise_level":-23.039082,"freq_skew":1.533400,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":42.400002,"lon":-7.100000},"alt":30000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487955,"usec":205447},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796712,"noise_level":-23.002186,"freq_skew":0.675790,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471F32","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487955,"usec":209665},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334731,"noise_level":-23.343542,"freq_skew":-0.908420,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":44712,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[115,32,109,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487955,"usec":210329},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488350,"noise_level":-24.139137,"freq_skew":1.642880,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LVE","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"W617ZC","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487955,"usec":210329},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.488350,"noise_level":-24.139137,"freq_skew":1.642880,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21617462","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,31,50,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487955,"usec":958885},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695436,"noise_level":-23.945469,"freq_skew":0.933765,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471F32","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":"21617462","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487955,"usec":960541},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806304,"noise_level":-23.877337,"freq_skew":0.902703,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471F32","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LVE","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487955,"usec":962293},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.150648,"noise_level":-23.836710,"freq_skew":0.878914,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784487956,"usec":727833},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795677,"noise_level":-23.544462,"freq_skew":1.790995,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487956,"usec":731836},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549355,"noise_level":-24.295542,"freq_skew":0.734163,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487957,"usec":489098},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778736,"noise_level":-24.112329,"freq_skew":-1.177225,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487957,"usec":489658},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447436,"noise_level":-24.821735,"freq_skew":-0.225256,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487957,"usec":489658},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.447436,"noise_level":-24.821735,"freq_skew":-0.225256,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44699,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[135,32,111,24]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487958,"usec":251730},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.209371,"noise_level":-25.012115,"freq_skew":1.930974,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487959,"usec":773680},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433875,"noise_level":-25.124069,"freq_skew":1.701175,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487959,"usec":788511},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756357,"noise_level":-25.754265,"freq_skew":1.695565,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"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":44800,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,193,139,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487960,"usec":533895},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667351,"noise_level":-25.570892,"freq_skew":0.834679,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":29444,"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":[40,142,7,155]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487961,"usec":296454},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615247,"noise_level":-25.089609,"freq_skew":1.028189,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":863,"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":1784487962,"usec":826861},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435821,"noise_level":-24.553492,"freq_skew":-0.493897,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":680,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487964,"usec":348592},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.318865,"noise_level":-23.849358,"freq_skew":1.819158,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487965,"usec":108037},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336187,"noise_level":-23.582893,"freq_skew":0.900811,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":863,"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":1784487966,"usec":630213},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546535,"noise_level":-23.419867,"freq_skew":-0.604097,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":680,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487967,"usec":392881},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380406,"noise_level":-24.402225,"freq_skew":-0.508602,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"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":44616,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[90,217,155,66]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487968,"usec":168099},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409358,"noise_level":-24.420658,"freq_skew":-0.596660,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487968,"usec":918561},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809927,"noise_level":-25.330696,"freq_skew":0.788756,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":864,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[111,1,115,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487969,"usec":675907},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748495,"noise_level":-25.606756,"freq_skew":-0.021557,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"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":44704,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[20,89,214,230]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487969,"usec":678742},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938824,"noise_level":-25.426441,"freq_skew":0.850287,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487970,"usec":441070},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.119820,"noise_level":-25.401871,"freq_skew":0.858296,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784487971,"usec":967638},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991845,"noise_level":-24.409266,"freq_skew":1.095566,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"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":[233,164,23,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487972,"usec":737576},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528452,"noise_level":-24.268324,"freq_skew":-0.376378,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNR","mode":"2","label":"5U","blk_id":"4","ack":"!","flight":"AF1197","msg_num":"M84","msg_num_seq":"A","msg_text":"3LFBZ/LFBD"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487973,"usec":483898},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613784,"noise_level":-25.336926,"freq_skew":-0.933575,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":731,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52499,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[180,192,12,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487974,"usec":251503},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424982,"noise_level":-24.837723,"freq_skew":1.617673,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487974,"usec":263370},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600394,"noise_level":-24.687426,"freq_skew":-0.687989,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487975,"usec":18377},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604074,"noise_level":-24.437748,"freq_skew":-1.006814,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":732,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52499,"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":[130,202,142,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487975,"usec":769653},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088149,"noise_level":-24.210751,"freq_skew":0.230296,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":1901,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":13,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487975,"usec":778289},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.033391,"noise_level":-23.905865,"freq_skew":1.612140,"avlc":{"src":{"addr":"348544","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":44780,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[245,21,109,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487976,"usec":535693},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.187366,"noise_level":-23.824539,"freq_skew":0.646700,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487976,"usec":537450},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.949225,"noise_level":-23.757343,"freq_skew":-0.050232,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784487976,"usec":538276},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638459,"noise_level":-23.717274,"freq_skew":1.704802,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"_d","blk_id":"3","ack":"V","flight":"P601VK","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487977,"usec":297844},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452091,"noise_level":-23.480665,"freq_skew":-0.608435,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487977,"usec":297933},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-11.413355,"noise_level":-23.480665,"freq_skew":1.626207,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487977,"usec":301826},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435740,"noise_level":-24.223156,"freq_skew":1.649364,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"B6","blk_id":"4","ack":"!","flight":"P601VK","msg_num":"J65","msg_num_seq":"A","msg_text":"/LPAFAYA.DIS.EC-NLJ80539C","arinc622":{"msg_type":"adsc_disconnect_request","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".EC-NLJ","adsc":{"tags":[{"reason":{"reason_code":8}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487978,"usec":65799},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.175562,"noise_level":-24.637550,"freq_skew":0.093698,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784487978,"usec":827332},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930424,"noise_level":-24.290724,"freq_skew":0.976376,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44833,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[176,229,58,183]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487978,"usec":829323},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579827,"noise_level":-24.360764,"freq_skew":1.670755,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"_d","blk_id":"3","ack":"V","flight":"P601VK","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487979,"usec":583149},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359351,"noise_level":-24.791687,"freq_skew":1.510422,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"B6","blk_id":"4","ack":"!","flight":"P601VK","msg_num":"J65","msg_num_seq":"A","msg_text":"/LPAFAYA.DIS.EC-NLJ80539C","arinc622":{"msg_type":"adsc_disconnect_request","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".EC-NLJ","adsc":{"tags":[{"reason":{"reason_code":8}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487979,"usec":587213},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858719,"noise_level":-25.100887,"freq_skew":1.161739,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487981,"usec":107433},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660604,"noise_level":-24.462736,"freq_skew":1.718859,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487981,"usec":114205},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521966,"noise_level":-24.376051,"freq_skew":0.948034,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4468,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[75,253,20,11]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":6,"sec":20}},"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":1784487981,"usec":867818},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650880,"noise_level":-24.669464,"freq_skew":-0.662854,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44712,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[230,191,104,119]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44712,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[71,193,113,9]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":6,"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":1784487981,"usec":868527},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929013,"noise_level":-25.634048,"freq_skew":1.794107,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":42.400002,"lon":-7.200000},"alt":30000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487981,"usec":870696},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864112,"noise_level":-26.019207,"freq_skew":0.833061,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4469,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[253,130,90,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487981,"usec":872402},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815991,"noise_level":-25.898466,"freq_skew":1.834108,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LVE","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"W617ZC","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487981,"usec":872548},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653869,"noise_level":-25.898466,"freq_skew":1.870233,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784487982,"usec":632293},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646321,"noise_level":-25.745651,"freq_skew":1.839956,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21617462","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,31,50,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487982,"usec":634897},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519913,"noise_level":-25.595482,"freq_skew":-0.793979,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487983,"usec":384059},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503825,"noise_level":-25.541080,"freq_skew":1.006699,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":40.600002,"lon":-6.600000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487983,"usec":386649},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586496,"noise_level":-26.329857,"freq_skew":0.804176,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SBD","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"SN06HB","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487983,"usec":386649},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.586496,"noise_level":-26.329857,"freq_skew":0.804176,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146104","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,204,68,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487983,"usec":387401},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590696,"noise_level":-27.124796,"freq_skew":0.869859,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487983,"usec":392393},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806114,"noise_level":-27.007233,"freq_skew":1.423461,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487984,"usec":160227},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642506,"noise_level":-26.478712,"freq_skew":0.906664,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487985,"usec":675607},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565655,"noise_level":-26.386929,"freq_skew":1.740687,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487985,"usec":676571},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938531,"noise_level":-26.599960,"freq_skew":0.972886,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":545,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[101,113,16,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487985,"usec":680386},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535207,"noise_level":-26.562899,"freq_skew":1.695714,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":74,"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":44657,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[250,137,120,185]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44657,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[49,200,210,245]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":6,"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":1784487986,"usec":445067},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888020,"noise_level":-25.938683,"freq_skew":1.614471,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487987,"usec":966310},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.333812,"noise_level":-25.372440,"freq_skew":2.851328,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487988,"usec":735412},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659359,"noise_level":-25.461235,"freq_skew":0.974338,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4480,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29766,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[131,228,161,121]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487989,"usec":488163},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328551,"noise_level":-25.485676,"freq_skew":1.885029,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44683,"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":[111,244,105,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487990,"usec":256853},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550657,"noise_level":-25.055477,"freq_skew":1.041187,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784487990,"usec":259421},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631943,"noise_level":-24.978096,"freq_skew":1.739031,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":791,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44657,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[94,90,187,140]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":6,"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":1784487991,"usec":8829},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697625,"noise_level":-24.773052,"freq_skew":1.920046,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":585,"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":1784487991,"usec":774509},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068802,"noise_level":-24.535563,"freq_skew":1.717717,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487991,"usec":775882},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754176,"noise_level":-24.477192,"freq_skew":1.785233,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487991,"usec":777069},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510831,"noise_level":-24.515949,"freq_skew":-0.587793,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNR","mode":"2","label":"_d","blk_id":"5","ack":"A","flight":"AF1197","msg_num":"S79","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487992,"usec":538798},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843577,"noise_level":-24.710730,"freq_skew":0.802291,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":2,"more":false,"reasm_status":"skipped","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":[71,0,39,65,67,70,71,0,60,100,39,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":37570,"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":52533,"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":[130,168,63,167]},{"name":"checksum","value":[102,171]},{"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":1784487992,"usec":549509},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534309,"noise_level":-24.547922,"freq_skew":1.785017,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":74,"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":44657,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[80,86,170,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487992,"usec":550217},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571724,"noise_level":-24.533272,"freq_skew":0.837802,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTB","mode":"2","label":"_d","blk_id":"6","ack":"F","flight":"D82887","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487993,"usec":294554},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320557,"noise_level":-24.783100,"freq_skew":-0.970168,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784487993,"usec":294554},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.320557,"noise_level":-24.783100,"freq_skew":-0.970168,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":62,"dst_ref":52533,"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":[98,60,193,116]}]}],"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":1784487993,"usec":298116},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741804,"noise_level":-24.662273,"freq_skew":1.025993,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":37572,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[3,52,44,39]},{"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":1784487993,"usec":303243},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563701,"noise_level":-24.500362,"freq_skew":-0.620701,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNR","mode":"2","label":"_d","blk_id":"6","ack":"B","flight":"AF1197","msg_num":"S80","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487994,"usec":53703},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847268,"noise_level":-25.663200,"freq_skew":0.925364,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTB","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"D82887","msg_num":"F08","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39382W003251,BLN,190632,340,DGO,192708,ABRIX,M47,242060,215D277"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487994,"usec":55604},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.227963,"noise_level":-26.236305,"freq_skew":-0.714383,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487994,"usec":57644},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614342,"noise_level":-27.164543,"freq_skew":1.165872,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EPKK"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-3.000000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487994,"usec":65010},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781716,"noise_level":-26.929932,"freq_skew":1.246946,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LGX","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"W60168","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487994,"usec":65010},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.781716,"noise_level":-26.929932,"freq_skew":1.246946,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21616677","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,29,191,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487995,"usec":578108},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547024,"noise_level":-26.208456,"freq_skew":1.185958,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784487995,"usec":581441},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.790476,"noise_level":-26.015348,"freq_skew":-2.735302,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784487997,"usec":873833},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725514,"noise_level":-24.832306,"freq_skew":0.849388,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488000,"usec":917876},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873942,"noise_level":-23.461599,"freq_skew":0.674662,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488002,"usec":448066},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522552,"noise_level":-24.131161,"freq_skew":-0.129164,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":973,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[200,47,105,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488004,"usec":726964},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466922,"noise_level":-23.227551,"freq_skew":0.173641,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":365,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":12,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488004,"usec":727384},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598099,"noise_level":-23.410883,"freq_skew":-3.253988,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488004,"usec":728056},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.157348,"noise_level":-24.047213,"freq_skew":0.862595,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784488004,"usec":728297},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-8.746348,"noise_level":-24.033384,"freq_skew":1.829808,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488004,"usec":730141},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364316,"noise_level":-23.992023,"freq_skew":0.821532,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488004,"usec":731874},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916005,"noise_level":-24.231548,"freq_skew":-1.245356,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784488005,"usec":495958},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495018,"noise_level":-24.008228,"freq_skew":-0.088478,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488007,"usec":15752},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.727052,"noise_level":-23.294298,"freq_skew":0.004467,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488007,"usec":18111},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827402,"noise_level":-23.381302,"freq_skew":0.099564,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488007,"usec":773653},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.230079,"noise_level":-24.146835,"freq_skew":-2.479511,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488007,"usec":778996},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773689,"noise_level":-23.912020,"freq_skew":0.761196,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784488008,"usec":535700},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.137604,"noise_level":-23.577841,"freq_skew":-2.617317,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488009,"usec":302798},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981201,"noise_level":-24.298132,"freq_skew":0.834578,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":16661,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488010,"usec":65908},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406395,"noise_level":-23.853783,"freq_skew":-0.812837,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":733,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[104,32,70,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488010,"usec":67277},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617102,"noise_level":-24.785254,"freq_skew":1.358778,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488011,"usec":594072},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352589,"noise_level":-24.636822,"freq_skew":-0.819635,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488016,"usec":913559},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569399,"noise_level":-23.369713,"freq_skew":-0.527141,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":44616,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[90,102,46,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488016,"usec":921350},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419992,"noise_level":-24.434423,"freq_skew":-0.626197,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488018,"usec":437844},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507091,"noise_level":-24.863472,"freq_skew":1.570292,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488018,"usec":439222},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.370441,"noise_level":-25.779989,"freq_skew":0.825598,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":865,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"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":[211,126,152,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488019,"usec":201768},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689771,"noise_level":-25.579550,"freq_skew":-1.786338,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":425,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488019,"usec":202766},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961382,"noise_level":-26.038801,"freq_skew":1.050823,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4539,"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":[168,166,73,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488019,"usec":204780},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483137,"noise_level":-25.952190,"freq_skew":0.021885,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"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":[250,29,229,127]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488019,"usec":969234},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.070991,"noise_level":-26.476152,"freq_skew":0.789744,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":1784488019,"usec":973371},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567562,"noise_level":-26.484428,"freq_skew":0.771839,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488019,"usec":975601},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884503,"noise_level":-26.393282,"freq_skew":0.729545,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":16748,"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":1784488020,"usec":723668},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.276731,"noise_level":-26.339052,"freq_skew":-0.878570,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488021,"usec":486590},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856821,"noise_level":-26.699171,"freq_skew":0.890293,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784488023,"usec":769553},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.210609,"noise_level":-25.409796,"freq_skew":2.000841,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488026,"usec":61285},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.007520,"noise_level":-24.082031,"freq_skew":0.139194,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488026,"usec":61497},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.322490,"noise_level":-24.068146,"freq_skew":0.101410,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1902,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[122,37,201,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488029,"usec":105841},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602571,"noise_level":-23.169134,"freq_skew":1.072423,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":339,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44833,"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":[71,214,58,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488029,"usec":113146},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729521,"noise_level":-23.928240,"freq_skew":0.923466,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"H1","blk_id":"D","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488029,"usec":870244},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952516,"noise_level":-24.001060,"freq_skew":-0.065592,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"_d","blk_id":"2","ack":"D","flight":"DE01PW","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488029,"usec":872356},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001976,"noise_level":-24.716228,"freq_skew":-1.423383,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":114,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44844,"credit":3,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[69,5,204,157]},{"name":"subseq_num","value":2}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488030,"usec":625181},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.964590,"noise_level":-24.451218,"freq_skew":0.747284,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488030,"usec":625959},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503884,"noise_level":-25.140341,"freq_skew":-0.054720,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"DE01PW","msg_num":"F38","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488030,"usec":633275},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849724,"noise_level":-25.095119,"freq_skew":0.880990,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488031,"usec":398788},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.095106,"noise_level":-24.788277,"freq_skew":0.032197,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488032,"usec":150784},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511717,"noise_level":-24.722000,"freq_skew":0.014525,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"DE01PW","msg_num":"F39","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42329W005039,N41331W005421,190708,360,NUBLO,190816,RONSI,M55,23244,130/TS190708,19072644E7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488032,"usec":151703},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697325,"noise_level":-24.692133,"freq_skew":1.059408,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":339,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44833,"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":[71,214,58,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488032,"usec":160024},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962526,"noise_level":-25.521029,"freq_skew":0.770209,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488032,"usec":921407},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687299,"noise_level":-25.331202,"freq_skew":-0.172173,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":974,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[30,251,155,168]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44682,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[0,225,104,152]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":7,"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":1784488032,"usec":924324},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.083802,"noise_level":-25.267254,"freq_skew":0.004422,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488033,"usec":685397},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.154373,"noise_level":-25.471773,"freq_skew":0.742713,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4565,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":20,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[84,202]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":7,"sec":13}},"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":1784488033,"usec":688137},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887745,"noise_level":-25.358356,"freq_skew":-0.018968,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488034,"usec":439870},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992887,"noise_level":-25.183075,"freq_skew":-1.388666,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROB","mode":"2","label":"5U","blk_id":"2","ack":"!","flight":"AT0799","msg_num":"M43","msg_num_seq":"A","msg_text":"  01 WXRQ   0799/19 LFBD/GMMN .CN-ROB\r\n/TYP 1/STA LEMD/STA LEMG/STA GMTT"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488034,"usec":449138},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486504,"noise_level":-25.009043,"freq_skew":1.345110,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":699,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44766,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[65,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488035,"usec":206409},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707895,"noise_level":-25.612720,"freq_skew":-0.869711,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":388,"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":1784488035,"usec":208589},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527413,"noise_level":-25.513838,"freq_skew":1.404084,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":50.000000,"flags":192,"pdu_id":700,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44766,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[99,198]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":7,"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":1784488035,"usec":212402},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930039,"noise_level":-25.424559,"freq_skew":0.849285,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488035,"usec":958230},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893726,"noise_level":-25.359921,"freq_skew":0.891231,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488035,"usec":960660},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911936,"noise_level":-25.247948,"freq_skew":0.905090,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784488035,"usec":966256},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003172,"noise_level":-25.012760,"freq_skew":0.719188,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1012,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[134,253,241,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488036,"usec":727980},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593053,"noise_level":-25.333765,"freq_skew":1.355065,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488038,"usec":246586},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.915136,"noise_level":-24.595581,"freq_skew":-1.668641,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROB","mode":"2","label":"_d","blk_id":"3","ack":"L","flight":"AT0799","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488038,"usec":251508},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-9.072685,"noise_level":-24.461229,"freq_skew":1.167649,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784488039,"usec":14566},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638887,"noise_level":-24.387972,"freq_skew":0.926265,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":546,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[186,38,99,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488039,"usec":19376},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.096511,"noise_level":-24.202822,"freq_skew":-1.458869,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROB","mode":"2","label":"_d","blk_id":"4","ack":"M","flight":"AT0799","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488039,"usec":785879},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.358413,"noise_level":-23.925461,"freq_skew":1.851061,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1982,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[214,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488041,"usec":295049},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.379312,"noise_level":-23.475058,"freq_skew":2.065412,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":50.000000,"flags":192,"pdu_id":1983,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[153,228]},{"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":1784488041,"usec":301659},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774306,"noise_level":-23.372000,"freq_skew":-1.482427,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":254,"sseq":0,"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":115,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":14,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488042,"usec":67275},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513256,"noise_level":-23.045258,"freq_skew":1.944338,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44752,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[237,247,59,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488042,"usec":826954},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442666,"noise_level":-23.843788,"freq_skew":1.899474,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488045,"usec":110930},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637206,"noise_level":-23.816986,"freq_skew":0.873897,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488045,"usec":116333},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902495,"noise_level":-24.314079,"freq_skew":1.891813,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"HV007F","msg_num":"J13","msg_num_seq":"A","msg_text":"/EHAM.TI2/000EHAMA0E3C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488046,"usec":628039},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719880,"noise_level":-23.855385,"freq_skew":0.876134,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":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":16915,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488047,"usec":400549},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906508,"noise_level":-23.624153,"freq_skew":-3.125410,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488048,"usec":916132},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640674,"noise_level":-24.008194,"freq_skew":1.720472,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"_d","blk_id":"7","ack":"F","flight":"HV007F","msg_num":"S27","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488048,"usec":918468},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539724,"noise_level":-24.990540,"freq_skew":0.809009,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"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":1784488049,"usec":683253},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.373470,"noise_level":-24.785078,"freq_skew":1.148138,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":701,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44766,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[102,133]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":7,"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":1784488049,"usec":683393},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494133,"noise_level":-24.785078,"freq_skew":1.919749,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"_d","blk_id":"8","ack":"G","flight":"HV007F","msg_num":"S28","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488049,"usec":687615},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693429,"noise_level":-24.786842,"freq_skew":0.992450,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4589,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[23,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488049,"usec":688170},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755986,"noise_level":-24.771784,"freq_skew":1.926843,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488050,"usec":444506},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914983,"noise_level":-24.505098,"freq_skew":0.840342,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4591,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":20,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[53,221]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":7,"sec":29}},"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":1784488051,"usec":207247},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.530561,"noise_level":-24.078047,"freq_skew":1.082450,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":702,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44766,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[54,7]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488051,"usec":212265},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635092,"noise_level":-24.833263,"freq_skew":1.538822,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488051,"usec":964893},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959593,"noise_level":-24.665939,"freq_skew":0.828982,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488052,"usec":729154},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633948,"noise_level":-24.402437,"freq_skew":0.899009,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":340,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29444,"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":[40,142,7,155]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488055,"usec":770946},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480908,"noise_level":-23.553452,"freq_skew":1.011088,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488055,"usec":773068},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585441,"noise_level":-23.475346,"freq_skew":1.845277,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-5.700000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488055,"usec":773068},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.585441,"noise_level":-23.475346,"freq_skew":1.845277,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"HV007F","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488055,"usec":773068},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.585441,"noise_level":-23.475346,"freq_skew":1.845277,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22063753","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,82,65,0,72,103,235,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488056,"usec":537300},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678009,"noise_level":-23.933489,"freq_skew":0.884967,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":"22063753","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488056,"usec":538903},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806482,"noise_level":-23.934210,"freq_skew":0.901499,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488057,"usec":298405},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629889,"noise_level":-23.691702,"freq_skew":2.026425,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488057,"usec":307219},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.740663,"noise_level":-24.158762,"freq_skew":-2.575897,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488057,"usec":307768},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683456,"noise_level":-24.158762,"freq_skew":-0.731459,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":734,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488058,"usec":823284},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506883,"noise_level":-23.536491,"freq_skew":-0.539490,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":737,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":77,"dst_ref":44868,"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":[93,47,77,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488058,"usec":824327},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856036,"noise_level":-24.727928,"freq_skew":-1.544996,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1673,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[124,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488059,"usec":592281},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616040,"noise_level":-24.600000,"freq_skew":-0.761524,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":735,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[174,107,141,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488059,"usec":592673},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873149,"noise_level":-24.585262,"freq_skew":-0.448935,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488060,"usec":358528},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.604705,"noise_level":-24.862465,"freq_skew":-0.151363,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGJ","mode":"2","label":"_d","blk_id":"0","ack":"A","flight":"AT782K","msg_num":"S98","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488064,"usec":153879},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490314,"noise_level":-23.223866,"freq_skew":-1.679463,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1674,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[63,147]},{"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":1784488064,"usec":156445},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037269,"noise_level":-23.136181,"freq_skew":-1.490855,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784488064,"usec":158641},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896087,"noise_level":-23.123444,"freq_skew":0.934994,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488066,"usec":440166},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.157852,"noise_level":-23.112503,"freq_skew":1.132008,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488066,"usec":445355},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802716,"noise_level":-23.199413,"freq_skew":-0.063239,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"H2","blk_id":"5","ack":"!","flight":"DE01PW","msg_num":"M46","msg_num_seq":"A","msg_text":"A06\r\n\r\nN0GCFVEDDF\r\n7 153437 -1806316240643595-545-130 42XE400B005Z"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488067,"usec":203978},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712523,"noise_level":-23.179932,"freq_skew":0.678472,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488067,"usec":204337},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470029,"noise_level":-23.172760,"freq_skew":-0.707075,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488067,"usec":204337},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.470029,"noise_level":-23.172760,"freq_skew":-0.707075,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":8,"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":44868,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[178,35,114,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488067,"usec":207474},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691042,"noise_level":-24.195923,"freq_skew":-0.595322,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":739,"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":[4,185]},{"name":"atn_checksum","value":[157,166,239,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488067,"usec":208146},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644823,"noise_level":-24.467869,"freq_skew":-0.047016,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":44685,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[131,196,187,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488067,"usec":968914},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956603,"noise_level":-25.454672,"freq_skew":0.013760,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488067,"usec":971324},"freq":136975000,"burst_len_octets":183,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638787,"noise_level":-25.741253,"freq_skew":-0.608090,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"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":27860,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[95,28,24,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488067,"usec":971324},"freq":136975000,"burst_len_octets":183,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.638787,"noise_level":-25.741253,"freq_skew":-0.608090,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":741,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27860,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[63,28,164,128]}]}],"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":[1,3,27,1,3792454,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"TVF89CZ","long_tsap":{"rdp":[65,84,86,70,0],"short_tsap":{"ars":[57,222,70],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":0,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,84,86,70,0],"short_tsap":{"ars":[57,222,70],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,0]}}}}}},{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,84,86,70,0],"short_tsap":{"ars":[57,222,70],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}},{"ae_qualifier_version_address":{"ae_qualifier":22,"version":2,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,84,86,70,0],"short_tsap":{"ars":[57,222,70],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"LEZL","destination_airport":"LFPO"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488068,"usec":722139},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525390,"noise_level":-26.228418,"freq_skew":1.599939,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LVE","mode":"2","label":"_d","blk_id":"8","ack":"M","flight":"W617ZC","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488068,"usec":722845},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934793,"noise_level":-26.334398,"freq_skew":-2.457458,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44737,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[237,244,26,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488068,"usec":724392},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647611,"noise_level":-27.120886,"freq_skew":-0.505534,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488068,"usec":724392},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.647611,"noise_level":-27.120886,"freq_skew":-0.505534,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"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":27860,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[210,187,19,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488068,"usec":724392},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.647611,"noise_level":-27.120886,"freq_skew":-0.505534,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":743,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":78,"dst_ref":27860,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[188,154,32,33]}],"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":1784488068,"usec":724392},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":3,"sig_level":-4.647611,"noise_level":-27.120886,"freq_skew":-0.505534,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":68,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":744,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44868,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[87,158,43,60]}]}],"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":1784488069,"usec":489596},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.394836,"noise_level":-27.801352,"freq_skew":0.716814,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784488069,"usec":489911},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.286962,"noise_level":-27.780054,"freq_skew":-0.516520,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488069,"usec":489911},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.286962,"noise_level":-27.780054,"freq_skew":-0.516520,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488069,"usec":494668},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292937,"noise_level":-28.261494,"freq_skew":-0.636669,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":8,"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":77,"dst_ref":44868,"variable_part_params":[{"name":"atn_checksum","value":[79,161,225,190]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488073,"usec":301155},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756797,"noise_level":-26.592152,"freq_skew":0.760965,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":20.000000,"flags":246,"pdu_id":17118,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488074,"usec":64050},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576124,"noise_level":-26.193274,"freq_skew":1.862302,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488074,"usec":836587},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.981870,"noise_level":-25.511877,"freq_skew":2.092268,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488077,"usec":107912},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658424,"noise_level":-24.595335,"freq_skew":-0.728030,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488077,"usec":118966},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554673,"noise_level":-24.907795,"freq_skew":-0.434590,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44699,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[5,107,103,7]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488077,"usec":878973},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913945,"noise_level":-25.475811,"freq_skew":-0.454739,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488078,"usec":628156},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846786,"noise_level":-26.541191,"freq_skew":0.830514,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488078,"usec":642118},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751515,"noise_level":-26.091885,"freq_skew":0.991333,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"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":1784488078,"usec":642118},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.751515,"noise_level":-26.091885,"freq_skew":0.991333,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":1784488079,"usec":391130},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710517,"noise_level":-25.918476,"freq_skew":-0.636529,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2947,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[159,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488079,"usec":400189},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595541,"noise_level":-25.648026,"freq_skew":-1.817222,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488080,"usec":155645},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356335,"noise_level":-25.565208,"freq_skew":-0.177501,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488080,"usec":156105},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250962,"noise_level":-25.548740,"freq_skew":0.684140,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488080,"usec":158166},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858696,"noise_level":-25.434322,"freq_skew":-1.664461,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488080,"usec":158430},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536805,"noise_level":-25.793385,"freq_skew":1.487406,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":766,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,193,139,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488080,"usec":167128},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.597364,"noise_level":-25.625780,"freq_skew":-0.280981,"avlc":{"src":{"addr":"0200F8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGJ","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"AT782K","msg_num":"M40","msg_num_seq":"A","msg_text":"/LFPO.TI2/024LFPOA7069"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488080,"usec":911805},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739975,"noise_level":-25.493984,"freq_skew":-0.842489,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488082,"usec":452111},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633214,"noise_level":-24.477062,"freq_skew":-0.644915,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2947,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[159,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488084,"usec":724590},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761426,"noise_level":-24.242367,"freq_skew":-0.694529,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2948,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[98,119]},{"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":1784488086,"usec":251113},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.350440,"noise_level":-23.605015,"freq_skew":1.686342,"avlc":{"src":{"addr":"348544","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488086,"usec":253039},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571706,"noise_level":-23.513416,"freq_skew":0.864149,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1013,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"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":[129,123,113,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488086,"usec":260535},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848043,"noise_level":-23.371407,"freq_skew":0.086366,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488087,"usec":780607},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.181840,"noise_level":-23.238964,"freq_skew":-0.139906,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488089,"usec":297615},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445036,"noise_level":-22.683018,"freq_skew":-0.510508,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":747,"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":1784488090,"usec":64098},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622064,"noise_level":-23.411869,"freq_skew":0.018658,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488090,"usec":73660},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523671,"noise_level":-23.510693,"freq_skew":1.587212,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":793,"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":1784488091,"usec":580193},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867118,"noise_level":-23.258324,"freq_skew":-0.883254,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488091,"usec":584488},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714098,"noise_level":-23.145306,"freq_skew":1.360372,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[143,54,143,118]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488092,"usec":345556},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901982,"noise_level":-23.669575,"freq_skew":0.704635,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":48.500000,"flags":192,"pdu_id":4663,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[55,9,141,225]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488092,"usec":346466},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457841,"noise_level":-23.629910,"freq_skew":1.707232,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488092,"usec":350367},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671459,"noise_level":-24.046242,"freq_skew":1.960405,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":587,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[212,12,132,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488093,"usec":107056},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097631,"noise_level":-24.396843,"freq_skew":1.012443,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488095,"usec":392768},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696414,"noise_level":-23.700274,"freq_skew":-0.684371,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":52499,"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":[130,202,142,64]}]},{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52499,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[180,192,12,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488096,"usec":164591},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535762,"noise_level":-23.918581,"freq_skew":-0.924954,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784488096,"usec":919566},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558900,"noise_level":-24.663420,"freq_skew":1.025216,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":547,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488099,"usec":967048},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499218,"noise_level":-23.286535,"freq_skew":1.023857,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488099,"usec":970218},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816107,"noise_level":-23.148153,"freq_skew":0.906302,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":17304,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488099,"usec":971685},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640454,"noise_level":-23.875378,"freq_skew":-3.179521,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":965,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488099,"usec":971894},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513649,"noise_level":-23.875378,"freq_skew":0.936885,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":341,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29444,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[190,201,217,168]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29444,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[94,215,80,189]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":8,"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":1784488099,"usec":972437},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557918,"noise_level":-24.963482,"freq_skew":-0.125880,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":975,"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":1784488100,"usec":723738},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005446,"noise_level":-25.016651,"freq_skew":1.989584,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488100,"usec":725332},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695485,"noise_level":-24.939615,"freq_skew":1.930794,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488100,"usec":727306},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627092,"noise_level":-24.848064,"freq_skew":0.758828,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":1784488101,"usec":490942},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720060,"noise_level":-24.623322,"freq_skew":0.784377,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488102,"usec":250894},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883482,"noise_level":-25.283728,"freq_skew":0.920267,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"H603WU","msg_num":"S78","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488103,"usec":15054},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735441,"noise_level":-24.878399,"freq_skew":0.980706,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"QX","blk_id":"8","ack":"A","flight":"H603WU","msg_num":"S79","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488103,"usec":23409},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441088,"noise_level":-24.608469,"freq_skew":-0.754843,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":44712,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[230,191,104,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488103,"usec":25625},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728714,"noise_level":-24.608469,"freq_skew":0.819809,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"_d","blk_id":"9","ack":"!","flight":"H603WU","msg_num":"S80","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488103,"usec":767934},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610030,"noise_level":-25.538752,"freq_skew":-0.208571,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":975,"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":1784488103,"usec":774389},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.083482,"noise_level":-25.153015,"freq_skew":0.898730,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784488104,"usec":538680},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669596,"noise_level":-24.920347,"freq_skew":1.039342,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488106,"usec":55553},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791142,"noise_level":-24.440353,"freq_skew":1.936366,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1984,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[210,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488106,"usec":57005},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688054,"noise_level":-24.903519,"freq_skew":0.683462,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488106,"usec":61787},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517200,"noise_level":-25.314253,"freq_skew":1.731140,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1985,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44785,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[140,136]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":8,"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":1784488106,"usec":820684},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421804,"noise_level":-25.110119,"freq_skew":-3.164345,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488107,"usec":585926},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.224953,"noise_level":-24.742567,"freq_skew":2.813571,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488107,"usec":588143},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835492,"noise_level":-24.894455,"freq_skew":1.927822,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":1784488109,"usec":106837},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526663,"noise_level":-24.376726,"freq_skew":1.883214,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44683,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,204,68,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488109,"usec":109821},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796646,"noise_level":-24.858227,"freq_skew":-0.832692,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488109,"usec":870120},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028205,"noise_level":-24.782578,"freq_skew":1.237818,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EPKK"},{"name":"ac_location","value":{"loc":{"lat":39.500000,"lon":-2.900000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488109,"usec":877248},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517436,"noise_level":-24.603661,"freq_skew":0.778885,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488109,"usec":877934},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722073,"noise_level":-24.574196,"freq_skew":1.070160,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488109,"usec":879865},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954700,"noise_level":-24.544830,"freq_skew":0.796922,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488109,"usec":880672},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.276790,"noise_level":-25.508018,"freq_skew":1.356775,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LGX","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"W60168","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488109,"usec":880672},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-5.276790,"noise_level":-25.508018,"freq_skew":1.356775,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21616677","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,29,191,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488110,"usec":642429},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939647,"noise_level":-25.297689,"freq_skew":2.884874,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488110,"usec":649394},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.166878,"noise_level":-25.107960,"freq_skew":1.372120,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488111,"usec":391492},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852574,"noise_level":-24.968336,"freq_skew":0.829665,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488111,"usec":395446},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.502019,"noise_level":-25.360859,"freq_skew":1.248906,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":2,"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":44815,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[22,249,79,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488112,"usec":162734},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123382,"noise_level":-25.060196,"freq_skew":1.261067,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488112,"usec":916845},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483459,"noise_level":-24.784649,"freq_skew":1.601467,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":74,"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":44657,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[80,86,170,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488112,"usec":920421},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703014,"noise_level":-24.659519,"freq_skew":-0.930964,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488112,"usec":920990},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727564,"noise_level":-24.644680,"freq_skew":0.817332,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":17380,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":13,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488112,"usec":922370},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.572926,"noise_level":-25.392351,"freq_skew":-2.431790,"avlc":{"src":{"addr":"344197","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784488113,"usec":677996},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460070,"noise_level":-25.264025,"freq_skew":0.842389,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":37758,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[125,159,52,216]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488113,"usec":678489},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.102058,"noise_level":-25.554974,"freq_skew":1.588108,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488113,"usec":680001},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715299,"noise_level":-25.473034,"freq_skew":-0.899060,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52533,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[89,195,156,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488113,"usec":680001},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.715299,"noise_level":-25.473034,"freq_skew":-0.899060,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52533,"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":[209,35,31,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488113,"usec":681390},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022969,"noise_level":-25.408037,"freq_skew":1.068044,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488113,"usec":688182},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.093926,"noise_level":-25.787014,"freq_skew":-0.022591,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488113,"usec":689190},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605286,"noise_level":-25.787014,"freq_skew":-0.686843,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":737,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44675,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[189,236,120,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488114,"usec":441094},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698673,"noise_level":-26.253021,"freq_skew":-0.865717,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":738,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44675,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[220,116,203,252]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":8,"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":1784488114,"usec":442175},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.342215,"noise_level":-26.217407,"freq_skew":-0.920501,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488115,"usec":213821},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635425,"noise_level":-25.666601,"freq_skew":2.028238,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1986,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44785,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[201,191]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":8,"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":1784488115,"usec":959169},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610212,"noise_level":-25.534189,"freq_skew":-0.923158,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488115,"usec":960139},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210947,"noise_level":-25.485050,"freq_skew":1.624221,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44800,"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":[46,33,118,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488115,"usec":961735},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743376,"noise_level":-25.419962,"freq_skew":0.909213,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":548,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[216,17,11,67]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44603,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[120,242,57,65]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":8,"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":1784488116,"usec":734628},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.366903,"noise_level":-25.511189,"freq_skew":1.724677,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":1784488116,"usec":735443},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.986725,"noise_level":-25.494822,"freq_skew":0.750811,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488117,"usec":488395},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643969,"noise_level":-25.790497,"freq_skew":0.110471,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44685,"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":[131,151,164,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488117,"usec":491513},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.800570,"noise_level":-25.622944,"freq_skew":2.078400,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1987,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[206,89]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488118,"usec":249979},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918108,"noise_level":-25.361406,"freq_skew":2.845941,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"MSLP"},{"name":"ac_location","value":{"loc":{"lat":42.200001,"lon":-7.300000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488118,"usec":251200},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.134397,"noise_level":-25.329262,"freq_skew":0.057621,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1903,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[122,37,201,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488118,"usec":253071},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484922,"noise_level":-25.280207,"freq_skew":1.003221,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4696,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[54,60,179,80]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488119,"usec":6063},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501341,"noise_level":-25.169250,"freq_skew":-2.593393,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":812,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"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":[17,29,228,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488119,"usec":6533},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741886,"noise_level":-25.153515,"freq_skew":3.049826,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"EB0301","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488119,"usec":9532},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.314690,"noise_level":-24.982277,"freq_skew":-0.820692,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488119,"usec":772680},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976701,"noise_level":-25.422359,"freq_skew":0.904733,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784488119,"usec":776231},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659961,"noise_level":-25.245790,"freq_skew":-0.571685,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488120,"usec":542987},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574378,"noise_level":-24.857368,"freq_skew":0.907407,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":342,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29444,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[8,166,132,78]}]}],"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":7,"day":19},"time":{"hour":19,"min":8,"sec":38}},"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":1784488120,"usec":545691},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628135,"noise_level":-25.422382,"freq_skew":0.891779,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":343,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44833,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[97,0,216,45]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":8,"sec":38}},"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":1784488121,"usec":296526},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951850,"noise_level":-26.088539,"freq_skew":0.936845,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488121,"usec":296526},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.951850,"noise_level":-26.088539,"freq_skew":0.936845,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":344,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":58,"dst_ref":29444,"variable_part_params":[{"name":"atn_checksum","value":[203,152,239,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488121,"usec":297284},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563616,"noise_level":-26.053591,"freq_skew":-0.485871,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":683,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44616,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[175,166,205,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488121,"usec":300335},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539936,"noise_level":-25.932373,"freq_skew":-0.552089,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44616,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[12,233,64,86]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":8,"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":1784488121,"usec":302431},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028864,"noise_level":-25.848463,"freq_skew":2.720546,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"EB0301","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488122,"usec":61362},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706419,"noise_level":-25.629833,"freq_skew":1.097299,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488122,"usec":831580},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754482,"noise_level":-25.161083,"freq_skew":-0.742598,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488122,"usec":835836},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444699,"noise_level":-24.989698,"freq_skew":-0.521773,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNR","mode":"2","label":"2F","blk_id":"7","ack":"!","flight":"AF1197","msg_num":"M85","msg_num_seq":"A","msg_text":"1908+4239-291/3842"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488124,"usec":350978},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832769,"noise_level":-24.637066,"freq_skew":2.776733,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"EB0301","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488125,"usec":107485},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.406634,"noise_level":-24.519352,"freq_skew":1.441052,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488125,"usec":112223},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021527,"noise_level":-24.452747,"freq_skew":0.116077,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488125,"usec":869691},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.017953,"noise_level":-25.093056,"freq_skew":-1.698596,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1675,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488125,"usec":870361},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573770,"noise_level":-25.061886,"freq_skew":-0.801676,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52499,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[170,152,35,187]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":8,"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":1784488125,"usec":873341},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638429,"noise_level":-25.597363,"freq_skew":0.780624,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488126,"usec":632112},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547946,"noise_level":-25.531429,"freq_skew":0.979550,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44833,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[36,133,53,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488126,"usec":634498},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655129,"noise_level":-26.238655,"freq_skew":-0.464408,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488126,"usec":636079},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764305,"noise_level":-26.738184,"freq_skew":-0.861661,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":739,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44675,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[158,188,214,252]}]}],"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":7,"day":19},"time":{"hour":19,"min":8,"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":1784488127,"usec":395937},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303459,"noise_level":-26.666281,"freq_skew":-0.571930,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44699,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[135,32,111,24]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488127,"usec":396374},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987349,"noise_level":-26.809912,"freq_skew":2.971240,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"EB0301","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488127,"usec":396855},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.195692,"noise_level":-26.790907,"freq_skew":-1.525949,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784488128,"usec":167813},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739259,"noise_level":-26.595642,"freq_skew":-0.952418,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784488128,"usec":171131},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534683,"noise_level":-26.930857,"freq_skew":-0.948616,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784488128,"usec":914669},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496525,"noise_level":-27.460251,"freq_skew":1.036297,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784488128,"usec":915396},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553158,"noise_level":-27.869583,"freq_skew":0.889002,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":549,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":68,"dst_ref":33813,"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":[117,36,187,212]}]}],"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":1784488128,"usec":916861},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.156183,"noise_level":-27.784033,"freq_skew":3.078884,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488128,"usec":917308},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849764,"noise_level":-27.762775,"freq_skew":-0.786912,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":741,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52499,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[40,96,7,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488129,"usec":676017},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.373800,"noise_level":-27.657873,"freq_skew":-0.821179,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":742,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":8545,"dst_ref":44675,"variable_part_params":[{"name":"atn_checksum","value":[204,176,20,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488129,"usec":684941},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655648,"noise_level":-28.003124,"freq_skew":0.944858,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488130,"usec":444461},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826960,"noise_level":-27.723921,"freq_skew":-0.740398,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488130,"usec":447130},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016316,"noise_level":-27.577213,"freq_skew":0.793640,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488131,"usec":201613},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600172,"noise_level":-27.507174,"freq_skew":0.820382,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":44833,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[121,82,103,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488131,"usec":205767},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.071127,"noise_level":-27.651205,"freq_skew":-0.670590,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":743,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52499,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[125,45,57,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488131,"usec":966664},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834821,"noise_level":-27.302008,"freq_skew":-0.862595,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":52499,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[103,65,34,89]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":8,"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":1784488132,"usec":737767},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417058,"noise_level":-26.699272,"freq_skew":-0.688690,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488133,"usec":481935},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694750,"noise_level":-26.587292,"freq_skew":0.622505,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488134,"usec":249359},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491027,"noise_level":-26.680267,"freq_skew":-1.039450,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488135,"usec":16958},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448060,"noise_level":-26.153053,"freq_skew":-0.615156,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":685,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":7315,"dst_ref":33815,"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":[224,74,9,218]}]}],"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":1784488135,"usec":26453},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714901,"noise_level":-25.858250,"freq_skew":-0.563734,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488135,"usec":773469},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698250,"noise_level":-26.169106,"freq_skew":1.970061,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":38.799999,"lon":-3.500000},"alt":33000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488135,"usec":773963},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382986,"noise_level":-26.169106,"freq_skew":-0.734985,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":1784488135,"usec":775592},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328516,"noise_level":-26.098705,"freq_skew":-0.741890,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":686,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44616,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[5,115,0,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488136,"usec":541345},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017054,"noise_level":-26.086029,"freq_skew":2.036862,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"HV090G","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488137,"usec":297288},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692416,"noise_level":-25.793455,"freq_skew":-0.579180,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":687,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44616,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[132,1,241,220]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":8,"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":1784488137,"usec":297878},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484037,"noise_level":-26.436729,"freq_skew":1.920380,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_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":"22051015","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,72,82,13,0,72,82,13,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488138,"usec":70020},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774577,"noise_level":-25.821201,"freq_skew":-0.648721,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488138,"usec":70894},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039422,"noise_level":-26.800915,"freq_skew":1.891267,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488138,"usec":820773},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774273,"noise_level":-26.502035,"freq_skew":0.782698,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":866,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[111,1,115,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488139,"usec":587963},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722003,"noise_level":-26.002539,"freq_skew":-0.042976,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[20,89,214,230]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488139,"usec":591620},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882814,"noise_level":-25.830883,"freq_skew":-1.412267,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488140,"usec":345109},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420073,"noise_level":-25.662558,"freq_skew":-0.582347,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784488140,"usec":346997},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436069,"noise_level":-26.690586,"freq_skew":0.934781,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488140,"usec":348809},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517485,"noise_level":-26.597263,"freq_skew":2.055655,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"22051015","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,72,82,13,0,72,82,13,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488141,"usec":108054},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.501811,"noise_level":-26.305197,"freq_skew":1.530739,"avlc":{"src":{"addr":"348544","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488141,"usec":111033},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558187,"noise_level":-26.162766,"freq_skew":-0.653977,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":688,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44616,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[211,129,32,244]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":8,"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":1784488141,"usec":867322},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.105436,"noise_level":-26.125576,"freq_skew":1.223865,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"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":[233,164,23,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488142,"usec":637273},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643155,"noise_level":-25.630066,"freq_skew":1.949721,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488142,"usec":637894},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725547,"noise_level":-25.613476,"freq_skew":-0.639384,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488143,"usec":386069},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333432,"noise_level":-26.493074,"freq_skew":-0.767593,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488143,"usec":393055},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586869,"noise_level":-27.226011,"freq_skew":1.574269,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488144,"usec":917674},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.404303,"noise_level":-26.903009,"freq_skew":1.101630,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488144,"usec":918297},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556455,"noise_level":-26.883802,"freq_skew":-0.610207,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44616,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[90,64,50,66]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488146,"usec":448542},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.725082,"noise_level":-26.418377,"freq_skew":1.379562,"avlc":{"src":{"addr":"348544","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488147,"usec":211274},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630821,"noise_level":-26.114586,"freq_skew":0.964952,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"H603WU","msg_num":"S78","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488147,"usec":212493},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.314332,"noise_level":-26.900961,"freq_skew":-0.115620,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488147,"usec":213779},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619116,"noise_level":-26.843475,"freq_skew":0.927421,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":867,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[196,205,165,219]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44615,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[240,144,155,228]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":9,"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":1784488147,"usec":972188},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532248,"noise_level":-26.867817,"freq_skew":0.850371,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"QX","blk_id":"0","ack":"A","flight":"H603WU","msg_num":"S81","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488150,"usec":254954},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.227012,"noise_level":-25.721216,"freq_skew":-1.614446,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":254,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":116,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44844,"credit":3,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[189,140,38,67]},{"name":"subseq_num","value":3}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488151,"usec":7276},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660069,"noise_level":-25.440481,"freq_skew":-0.730362,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488151,"usec":7973},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493627,"noise_level":-26.200195,"freq_skew":1.022200,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"QX","blk_id":"0","ack":"A","flight":"H603WU","msg_num":"S81","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488151,"usec":7973},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.493627,"noise_level":-26.200195,"freq_skew":1.022200,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"_d","blk_id":"1","ack":"!","flight":"H603WU","msg_num":"S82","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488151,"usec":779872},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638079,"noise_level":-26.240154,"freq_skew":0.851487,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488151,"usec":781129},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439563,"noise_level":-26.204594,"freq_skew":0.903587,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":868,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44615,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[78,1,111,66]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":9,"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":1784488151,"usec":781240},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960470,"noise_level":-26.204594,"freq_skew":0.715288,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4761,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[253,130,90,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488152,"usec":536650},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568738,"noise_level":-26.752018,"freq_skew":0.790061,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":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":17680,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488152,"usec":543841},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639472,"noise_level":-26.890306,"freq_skew":1.515276,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488153,"usec":296207},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738403,"noise_level":-27.725830,"freq_skew":0.745204,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488153,"usec":296442},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479721,"noise_level":-28.312252,"freq_skew":-1.655020,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488153,"usec":296858},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464223,"noise_level":-28.767384,"freq_skew":0.964863,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488154,"usec":59817},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429269,"noise_level":-27.970877,"freq_skew":0.811635,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":869,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[26,154,215,134]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488154,"usec":63828},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.737840,"noise_level":-27.756102,"freq_skew":1.587658,"avlc":{"src":{"addr":"348544","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44780,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[245,21,109,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488155,"usec":590694},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.361750,"noise_level":-27.004641,"freq_skew":1.356701,"avlc":{"src":{"addr":"348544","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488155,"usec":593665},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040298,"noise_level":-26.907902,"freq_skew":-0.136597,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":976,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[30,251,155,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488155,"usec":596109},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651081,"noise_level":-26.948574,"freq_skew":0.933775,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4761,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[253,130,90,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488155,"usec":597230},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410437,"noise_level":-26.910000,"freq_skew":-1.028718,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":44712,"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":[110,126,126,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488156,"usec":350915},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.186531,"noise_level":-26.570225,"freq_skew":1.052105,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784488158,"usec":630492},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642613,"noise_level":-25.508873,"freq_skew":-0.667174,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44699,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[120,11,98,246]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44699,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[42,121,160,89]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":9,"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":1784488158,"usec":637765},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883045,"noise_level":-26.410454,"freq_skew":0.713298,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4777,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29766,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[131,228,161,121]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488159,"usec":397370},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610611,"noise_level":-26.340496,"freq_skew":-0.575764,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488159,"usec":397631},"freq":136975000,"burst_len_octets":147,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046548,"noise_level":-27.238869,"freq_skew":2.796538,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"B6","blk_id":"5","ack":"!","flight":"EB0301","msg_num":"J80","msg_num_seq":"A","msg_text":"/SMACAYA.ADS.EC-MAJ071E114FD5C2084D48B01D0F65598F80001023299E700D1E4467CF2AC84D019A1EEEF7B60B484D002FC8","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"SMACAYA","air_addr":".EC-MAJ","adsc":{"tags":[{"basic_report":{"lat":42.282429,"lon":-7.425385,"alt":34004,"ts_sec":556.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"air_ref_data":{"true_hdg_deg":285.029297,"true_hdg_valid":true,"spd_mach":0.799000,"vspd_ftmin":0.000000}},{"meteo_data":{"wind_spd_kts":35.000000,"wind_dir_true_deg":233.437500,"wind_dir_valid":true,"temp_c":-50.000000}},{"predicted_route":{"next_wpt":{"lat":42.563095,"lon":-8.583927,"alt":34000,"eta_sec":410},"next_next_wpt":{"lat":43.500023,"lon":-13.000088,"alt":34000}}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488160,"usec":924815},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355656,"noise_level":-26.115484,"freq_skew":1.458806,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":795,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44657,"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":[195,111,65,147]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488161,"usec":680999},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.507387,"noise_level":-25.873020,"freq_skew":1.467006,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":3,"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":44815,"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":[202,89,118,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488161,"usec":681713},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922474,"noise_level":-26.068419,"freq_skew":-2.494014,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":813,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488161,"usec":683385},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736492,"noise_level":-26.967770,"freq_skew":0.732702,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488162,"usec":443337},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256552,"noise_level":-26.700687,"freq_skew":-0.748154,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":750,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44699,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[69,2,76,61]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784488162,"usec":446305},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811081,"noise_level":-27.544067,"freq_skew":-2.703078,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488162,"usec":448817},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773969,"noise_level":-27.400343,"freq_skew":0.793400,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4777,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29766,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[131,228,161,121]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488163,"usec":202668},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.124313,"noise_level":-27.258961,"freq_skew":2.999957,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488163,"usec":203996},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.381856,"noise_level":-27.179193,"freq_skew":1.773231,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44683,"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":[111,244,105,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488163,"usec":206901},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.170851,"noise_level":-27.021818,"freq_skew":-0.750118,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488163,"usec":965128},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682685,"noise_level":-26.696577,"freq_skew":-0.695571,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488164,"usec":729140},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201290,"noise_level":-26.332584,"freq_skew":-0.779478,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44699,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[205,215,148,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488165,"usec":499146},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029325,"noise_level":-26.992283,"freq_skew":-2.365618,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488166,"usec":246920},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.369640,"noise_level":-26.916887,"freq_skew":1.410946,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".TF-ICV","mode":"2","label":"_d","blk_id":"5","ack":"V","flight":"FI0578","msg_num":"S10","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488166,"usec":251467},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500256,"noise_level":-26.767492,"freq_skew":1.987606,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44683,"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":[111,244,105,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488166,"usec":252569},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.104320,"noise_level":-26.710882,"freq_skew":0.876748,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488167,"usec":17516},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.134096,"noise_level":-26.499708,"freq_skew":1.511448,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".TF-ICV","mode":"2","label":"_d","blk_id":"5","ack":"V","flight":"FI0578","msg_num":"S10","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488167,"usec":781093},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734952,"noise_level":-25.896967,"freq_skew":1.973497,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1988,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488168,"usec":534050},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402390,"noise_level":-25.828728,"freq_skew":1.112180,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"GMTT"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-4.400000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488168,"usec":541360},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559803,"noise_level":-25.495359,"freq_skew":0.761163,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-NMS","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"3O114H","msg_num":"S68","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488168,"usec":541360},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.559803,"noise_level":-25.495359,"freq_skew":0.761163,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"00400634","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,77,65,67,0,2,1,156,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488169,"usec":298405},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974181,"noise_level":-25.446438,"freq_skew":-1.458833,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOY","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"V73590","msg_num":"M65","msg_num_seq":"A","msg_text":"/LEPA.TI2/024LEPAAC8BA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488170,"usec":61532},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547235,"noise_level":-24.879930,"freq_skew":1.948144,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44683,"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":[111,244,105,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488170,"usec":62994},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.241615,"noise_level":-24.834347,"freq_skew":0.744815,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488170,"usec":63407},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703496,"noise_level":-24.834347,"freq_skew":0.989798,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488170,"usec":69122},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851234,"noise_level":-25.117243,"freq_skew":0.874933,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4811,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":20,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[211,9]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":9,"sec":29}},"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":"ABRIX"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488170,"usec":829608},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.038257,"noise_level":-25.134268,"freq_skew":0.668535,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":703,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44766,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[50,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488171,"usec":589653},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.932536,"noise_level":-25.630110,"freq_skew":0.716635,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44766,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[101,14]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":9,"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":1784488171,"usec":594264},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011568,"noise_level":-26.314764,"freq_skew":0.971812,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488172,"usec":346419},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465131,"noise_level":-26.225374,"freq_skew":0.902887,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4821,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[19,156]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488172,"usec":358926},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579952,"noise_level":-25.842628,"freq_skew":-1.629542,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOY","mode":"2","label":"_d","blk_id":"7","ack":"G","flight":"V73590","msg_num":"M66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488173,"usec":112512},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830837,"noise_level":-26.216242,"freq_skew":0.780163,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488173,"usec":117258},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.450043,"noise_level":-26.022964,"freq_skew":0.587937,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488173,"usec":865990},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366095,"noise_level":-26.204254,"freq_skew":-0.181556,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488173,"usec":866279},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624024,"noise_level":-26.204254,"freq_skew":0.832869,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1014,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488175,"usec":395064},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615521,"noise_level":-25.311365,"freq_skew":-0.726360,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488176,"usec":914896},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761895,"noise_level":-24.472649,"freq_skew":-0.132973,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":649,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488176,"usec":915482},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.263047,"noise_level":-25.520000,"freq_skew":0.833206,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44766,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[20,213]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":9,"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":1784488176,"usec":922099},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.207792,"noise_level":-26.220741,"freq_skew":0.752959,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4840,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[15,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488178,"usec":434353},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755143,"noise_level":-25.795181,"freq_skew":0.906592,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4842,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":20,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[202,70]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":9,"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":1784488178,"usec":434685},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997025,"noise_level":-25.923899,"freq_skew":2.746770,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"16","blk_id":"6","ack":"!","flight":"EB0301","msg_num":"M64","msg_num_seq":"A","msg_text":"190930,34001,0458,  64,N 42.304 W  7.478"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488178,"usec":435522},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.338147,"noise_level":-25.889606,"freq_skew":0.727029,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488178,"usec":440711},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.147250,"noise_level":-26.944221,"freq_skew":-0.010379,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488179,"usec":203551},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.165159,"noise_level":-26.616583,"freq_skew":0.799311,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44766,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[46,13]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488179,"usec":203951},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-20.912169,"noise_level":-26.676174,"freq_skew":-0.284129,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3536,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[237,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488179,"usec":971735},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353821,"noise_level":-26.166849,"freq_skew":1.042615,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488181,"usec":492638},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819141,"noise_level":-25.396299,"freq_skew":2.988283,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488183,"usec":18545},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634194,"noise_level":-24.564407,"freq_skew":0.907294,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":17927,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488183,"usec":776558},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374054,"noise_level":-24.120533,"freq_skew":-2.532645,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488185,"usec":303313},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.078868,"noise_level":-24.329075,"freq_skew":0.176129,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488186,"usec":829755},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.565559,"noise_level":-23.950937,"freq_skew":-0.624804,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3537,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[233,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488187,"usec":585120},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866980,"noise_level":-24.047403,"freq_skew":-1.578945,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488189,"usec":110573},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887649,"noise_level":-23.530621,"freq_skew":0.883196,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":4866,"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":[168,166,73,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488189,"usec":111290},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805375,"noise_level":-23.517590,"freq_skew":0.743254,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488189,"usec":872880},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.206302,"noise_level":-23.487932,"freq_skew":0.026383,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"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":[250,29,229,127]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488189,"usec":876619},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847252,"noise_level":-23.386164,"freq_skew":-0.252476,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":977,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[115,200,205,83]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44682,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[6,164,122,188]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":9,"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":1784488189,"usec":881192},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322067,"noise_level":-23.781805,"freq_skew":1.354996,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":768,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488190,"usec":631647},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848813,"noise_level":-24.428844,"freq_skew":0.881934,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488190,"usec":636876},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569369,"noise_level":-24.214561,"freq_skew":0.987223,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"GMTT"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-4.400000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488190,"usec":637548},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908337,"noise_level":-24.186386,"freq_skew":-0.028905,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488192,"usec":162908},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302447,"noise_level":-23.574699,"freq_skew":0.781529,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488192,"usec":921930},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713356,"noise_level":-24.171417,"freq_skew":-0.790233,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488193,"usec":678423},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020701,"noise_level":-23.963318,"freq_skew":-0.960777,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488193,"usec":686688},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992981,"noise_level":-23.897238,"freq_skew":1.054518,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488194,"usec":440708},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865918,"noise_level":-23.883644,"freq_skew":-0.120100,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":978,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44682,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[212,0,32,235]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":9,"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":1784488194,"usec":449254},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655642,"noise_level":-23.589840,"freq_skew":1.388766,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488195,"usec":209449},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.144572,"noise_level":-24.624092,"freq_skew":-0.143850,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488195,"usec":209449},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.144572,"noise_level":-24.624092,"freq_skew":-0.143850,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488195,"usec":213364},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821755,"noise_level":-24.506554,"freq_skew":0.913054,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488195,"usec":214525},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.380126,"noise_level":-24.462887,"freq_skew":1.448041,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488195,"usec":963547},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.232226,"noise_level":-24.121216,"freq_skew":0.002736,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":979,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[200,149,0,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488196,"usec":733556},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.746057,"noise_level":-23.779047,"freq_skew":1.837828,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488199,"usec":11656},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380621,"noise_level":-23.158100,"freq_skew":0.852920,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"GMTT"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-4.400000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488199,"usec":18255},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455945,"noise_level":-23.594204,"freq_skew":0.897320,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-NMS","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"3O114H","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488199,"usec":18255},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.455945,"noise_level":-23.594204,"freq_skew":0.897320,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"00400634","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,77,65,67,0,2,1,156,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488199,"usec":778476},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737471,"noise_level":-23.457088,"freq_skew":0.790562,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488200,"usec":541713},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567123,"noise_level":-23.343384,"freq_skew":0.813042,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488202,"usec":823762},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645323,"noise_level":-22.498306,"freq_skew":1.881944,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488203,"usec":580478},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552813,"noise_level":-22.906727,"freq_skew":-0.619705,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488204,"usec":345191},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.979553,"noise_level":-23.025179,"freq_skew":1.155551,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488205,"usec":876434},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830097,"noise_level":-22.637238,"freq_skew":0.664709,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1015,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[134,253,241,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488207,"usec":401111},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581183,"noise_level":-22.587393,"freq_skew":0.609890,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488207,"usec":402405},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.030784,"noise_level":-23.375565,"freq_skew":1.677048,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488210,"usec":445863},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.261858,"noise_level":-23.011444,"freq_skew":1.530100,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784488211,"usec":963789},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533733,"noise_level":-22.925280,"freq_skew":0.919462,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"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":1784488211,"usec":963789},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.533733,"noise_level":-22.925280,"freq_skew":0.919462,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488211,"usec":967423},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429574,"noise_level":-22.852600,"freq_skew":1.307407,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":588,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[237,247,59,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488212,"usec":731769},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269846,"noise_level":-23.732742,"freq_skew":-1.739127,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"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":1784488212,"usec":735606},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684202,"noise_level":-23.973877,"freq_skew":-0.774597,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488212,"usec":741064},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287378,"noise_level":-23.905521,"freq_skew":0.805668,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488213,"usec":482696},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.214541,"noise_level":-23.770405,"freq_skew":0.818152,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":1784488213,"usec":484248},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.424299,"noise_level":-23.736448,"freq_skew":-0.232001,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":1904,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29536,"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":[122,37,201,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488213,"usec":486900},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.314819,"noise_level":-23.630260,"freq_skew":2.100960,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488215,"usec":777860},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440646,"noise_level":-23.265179,"freq_skew":-1.956178,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"GMMN"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488215,"usec":783409},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618020,"noise_level":-23.158886,"freq_skew":-1.932851,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"00400633","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,79,77,65,0,112,192,240,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488215,"usec":785177},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735250,"noise_level":-23.109047,"freq_skew":-1.765444,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"AT851W","msg_num":"S68","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488217,"usec":296316},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.063910,"noise_level":-22.708426,"freq_skew":-1.820042,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488218,"usec":69483},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.310638,"noise_level":-23.679276,"freq_skew":-0.064125,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488218,"usec":820789},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667035,"noise_level":-23.353767,"freq_skew":0.897974,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488218,"usec":825922},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799085,"noise_level":-23.290104,"freq_skew":1.021183,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":347,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488219,"usec":587229},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850816,"noise_level":-23.383507,"freq_skew":1.778984,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488222,"usec":638896},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841630,"noise_level":-24.384846,"freq_skew":-0.609250,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488223,"usec":394110},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774375,"noise_level":-24.157604,"freq_skew":-0.704721,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":690,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44616,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[175,13,100,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488223,"usec":396842},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360437,"noise_level":-24.647266,"freq_skew":-0.528807,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":691,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44616,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[44,240,19,84]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":14,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":10,"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":1784488224,"usec":922247},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.286218,"noise_level":-24.031839,"freq_skew":-0.559727,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488227,"usec":201771},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613518,"noise_level":-23.301777,"freq_skew":-3.167816,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488227,"usec":204568},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383250,"noise_level":-24.231510,"freq_skew":0.668068,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488228,"usec":735460},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613413,"noise_level":-23.665043,"freq_skew":-1.409794,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1676,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[124,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488229,"usec":500540},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018310,"noise_level":-23.314573,"freq_skew":-2.126113,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44803,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[239,139,243,81]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488230,"usec":261584},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747687,"noise_level":-23.408213,"freq_skew":0.960648,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":48.500000,"flags":192,"pdu_id":4963,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[54,47,76,0]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":10,"sec":29}},"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":1784488231,"usec":6890},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589495,"noise_level":-23.423693,"freq_skew":-2.636037,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488231,"usec":6890},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.589495,"noise_level":-23.423693,"freq_skew":-2.636037,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":814,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[67,193,76,1]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44737,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[189,182,42,213]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":10,"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":1784488231,"usec":9349},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492363,"noise_level":-23.308516,"freq_skew":1.799990,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488231,"usec":9483},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550524,"noise_level":-23.308516,"freq_skew":0.684802,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488231,"usec":10095},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847905,"noise_level":-24.061970,"freq_skew":0.798253,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":48.500000,"flags":192,"pdu_id":4964,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[139,9,229,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488231,"usec":782066},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.130920,"noise_level":-23.748789,"freq_skew":-2.662752,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488231,"usec":782572},"freq":136975000,"burst_len_octets":25,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572418,"noise_level":-24.846842,"freq_skew":0.785507,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488231,"usec":782572},"freq":136975000,"burst_len_octets":25,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.572418,"noise_level":-24.846842,"freq_skew":0.785507,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488233,"usec":307476},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667706,"noise_level":-24.143515,"freq_skew":0.987618,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":37935,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[125,159,52,216]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488234,"usec":63524},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380382,"noise_level":-24.642944,"freq_skew":-0.831756,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52533,"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":[209,35,31,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488234,"usec":66345},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525767,"noise_level":-24.973698,"freq_skew":-1.439170,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1677,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[63,147]},{"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":1784488234,"usec":69372},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.166178,"noise_level":-25.527241,"freq_skew":-0.708262,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488234,"usec":822227},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877420,"noise_level":-25.683136,"freq_skew":0.944782,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784488235,"usec":593061},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.102441,"noise_level":-25.054731,"freq_skew":0.731612,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":550,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[216,17,11,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488235,"usec":594112},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403275,"noise_level":-25.039204,"freq_skew":1.553517,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":769,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,193,139,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488236,"usec":344779},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.156291,"noise_level":-24.674578,"freq_skew":1.524835,"avlc":{"src":{"addr":"348544","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":836,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488237,"usec":872217},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598134,"noise_level":-24.053226,"freq_skew":0.035540,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":44685,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[131,196,187,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488237,"usec":874355},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029146,"noise_level":-24.962154,"freq_skew":0.682222,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488238,"usec":629244},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490224,"noise_level":-25.479021,"freq_skew":-0.798684,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":692,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44616,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[133,66,194,221]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":13,"msg_ref":14,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":10,"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":1784488239,"usec":391858},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.756802,"noise_level":-25.080265,"freq_skew":0.680350,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488240,"usec":163170},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289983,"noise_level":-25.682625,"freq_skew":-0.637950,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488241,"usec":678031},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697539,"noise_level":-25.528929,"freq_skew":0.832416,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":4,"rseq":4,"more":false,"reasm_status":"skipped","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":[71,0,39,65,77,66,85,0,81,17,113,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":37950,"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":52549,"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":[74,216,199,168]},{"name":"checksum","value":[197,108]},{"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":1784488241,"usec":679238},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492983,"noise_level":-25.479820,"freq_skew":-2.815608,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488241,"usec":683370},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884619,"noise_level":-26.347439,"freq_skew":-2.509435,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":815,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":72,"dst_ref":52549,"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":[169,81,102,233]}]}],"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":1784488242,"usec":445968},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814450,"noise_level":-26.168903,"freq_skew":1.106030,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":37952,"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":[69,67,83,132]},{"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":1784488243,"usec":204867},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492493,"noise_level":-25.654316,"freq_skew":-2.629150,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488243,"usec":206927},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512864,"noise_level":-26.500885,"freq_skew":-0.804060,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":1784488244,"usec":732650},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553533,"noise_level":-25.415018,"freq_skew":-0.738515,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":693,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44616,"credit":4,"rseq":15,"variable_part_params":[{"name":"atn_checksum","value":[5,217,150,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488246,"usec":254704},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.588307,"noise_level":-25.625746,"freq_skew":-0.424107,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488248,"usec":532427},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630107,"noise_level":-24.613613,"freq_skew":-0.777548,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":693,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44616,"credit":4,"rseq":15,"variable_part_params":[{"name":"atn_checksum","value":[5,217,150,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488249,"usec":296809},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759757,"noise_level":-25.310726,"freq_skew":0.912527,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488249,"usec":301055},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942939,"noise_level":-25.120716,"freq_skew":0.752102,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":551,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33813,"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":[65,183,131,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488249,"usec":301776},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504309,"noise_level":-25.120716,"freq_skew":-0.820709,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2949,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[159,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488249,"usec":304963},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720954,"noise_level":-25.524399,"freq_skew":-0.270853,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488250,"usec":835688},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.515006,"noise_level":-25.186941,"freq_skew":1.531837,"avlc":{"src":{"addr":"348544","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488250,"usec":836353},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720439,"noise_level":-25.171175,"freq_skew":-1.662888,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"AT851W","msg_num":"D81","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02112063058HAMMMN1 190719102409 -24.5-51.7 369920.7841460800\r\n8515CRS A01 02  0  0  0  0N 42 8.6W  2 5.8 16200237 63"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488250,"usec":837440},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.032820,"noise_level":-25.308342,"freq_skew":-0.988592,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":745,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52499,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[125,45,57,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488250,"usec":837895},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964086,"noise_level":-25.292355,"freq_skew":0.795121,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":348,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44833,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[121,82,103,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488251,"usec":587445},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786823,"noise_level":-24.841013,"freq_skew":0.929780,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488253,"usec":107834},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.779787,"noise_level":-25.207537,"freq_skew":1.673138,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488253,"usec":107834},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.779787,"noise_level":-25.207537,"freq_skew":1.673138,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":75,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":796,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":77,"dst_ref":29584,"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":[118,92,9,87]}]}],"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":[1,3,27,3,2],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":10,"sec":49}},"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":1784488253,"usec":867023},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.336055,"noise_level":-24.866295,"freq_skew":1.650474,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488253,"usec":867831},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771765,"noise_level":-24.820784,"freq_skew":1.684225,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":75,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":797,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":77,"dst_ref":29584,"variable_part_params":[{"name":"atn_checksum","value":[178,77,142,206]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488253,"usec":870391},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449337,"noise_level":-24.805664,"freq_skew":-0.710798,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":746,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52499,"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":[45,185,130,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488253,"usec":871387},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639760,"noise_level":-24.930532,"freq_skew":-0.899828,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2950,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488254,"usec":632622},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955649,"noise_level":-24.688757,"freq_skew":-1.794019,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488254,"usec":632752},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635270,"noise_level":-24.688757,"freq_skew":-1.044084,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2951,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[98,119]},{"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":1784488255,"usec":402365},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.098957,"noise_level":-24.042774,"freq_skew":-0.277378,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488256,"usec":152777},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745728,"noise_level":-23.973875,"freq_skew":-0.555474,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":694,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33815,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[75,34,235,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488258,"usec":441539},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.507448,"noise_level":-23.115997,"freq_skew":1.537910,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488258,"usec":447655},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.223244,"noise_level":-23.045856,"freq_skew":-0.605034,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"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":33815,"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":[60,54,165,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488258,"usec":448424},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457870,"noise_level":-23.033531,"freq_skew":1.962034,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488259,"usec":974778},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537944,"noise_level":-23.137560,"freq_skew":-0.796400,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488261,"usec":490070},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722969,"noise_level":-23.551664,"freq_skew":0.819154,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":870,"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":1784488261,"usec":494720},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.030126,"noise_level":-24.290157,"freq_skew":1.256755,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[143,54,143,118]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488262,"usec":248189},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489387,"noise_level":-24.177025,"freq_skew":0.751060,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":48.500000,"flags":192,"pdu_id":5018,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[55,9,141,225]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488262,"usec":252228},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538523,"noise_level":-24.037649,"freq_skew":1.338654,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":589,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[212,12,132,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488263,"usec":19359},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494192,"noise_level":-24.652884,"freq_skew":-0.771484,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":696,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488263,"usec":21980},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903960,"noise_level":-24.549614,"freq_skew":0.753573,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488266,"usec":822121},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798881,"noise_level":-23.003216,"freq_skew":0.786548,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488266,"usec":828195},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436155,"noise_level":-22.845104,"freq_skew":0.584801,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488269,"usec":103659},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549077,"noise_level":-23.141914,"freq_skew":-1.605648,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488269,"usec":868982},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710087,"noise_level":-23.496799,"freq_skew":1.279268,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488270,"usec":635534},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734249,"noise_level":-23.115543,"freq_skew":-1.340302,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":117,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44844,"credit":3,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[54,20,127,232]},{"name":"subseq_num","value":4}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488272,"usec":916457},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897695,"noise_level":-22.591858,"freq_skew":0.843430,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":48.500000,"flags":192,"pdu_id":5050,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":68,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[39,141,109,190]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":11,"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":"/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":1784488272,"usec":917029},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.178887,"noise_level":-23.285397,"freq_skew":2.072412,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":0,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[242,168,143,223]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488272,"usec":924834},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195723,"noise_level":-23.194084,"freq_skew":1.324870,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488273,"usec":679721},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491920,"noise_level":-24.181864,"freq_skew":1.203284,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[67,196,109,3]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44752,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[155,210,124,239]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":11,"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":1784488273,"usec":685980},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879094,"noise_level":-24.744741,"freq_skew":0.946969,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5054,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[140,213,191,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488274,"usec":439685},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.125427,"noise_level":-24.566595,"freq_skew":1.387756,"avlc":{"src":{"addr":"348544","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":837,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44780,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[245,21,109,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488275,"usec":208443},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721253,"noise_level":-24.178640,"freq_skew":0.707644,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":871,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[26,154,215,134]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488275,"usec":212086},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417482,"noise_level":-24.053080,"freq_skew":1.226899,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488275,"usec":212393},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.541383,"noise_level":-24.546688,"freq_skew":0.026549,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1905,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":13,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488275,"usec":213064},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701714,"noise_level":-24.517418,"freq_skew":1.005282,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488275,"usec":964316},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793047,"noise_level":-24.430187,"freq_skew":-0.776836,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44712,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[230,191,104,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488275,"usec":965587},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769465,"noise_level":-25.045938,"freq_skew":0.833034,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488275,"usec":966695},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508974,"noise_level":-25.453377,"freq_skew":0.604683,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488275,"usec":968211},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780375,"noise_level":-25.443825,"freq_skew":1.378835,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15102022","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,132,18,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488275,"usec":969118},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865126,"noise_level":-26.558521,"freq_skew":-2.393232,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":224,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44803,"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":[254,234,132,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488275,"usec":973186},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.083688,"noise_level":-26.521635,"freq_skew":2.101096,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488276,"usec":723964},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736101,"noise_level":-26.484907,"freq_skew":1.308206,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"UX1094","msg_num":"S81","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488276,"usec":726348},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796359,"noise_level":-27.032967,"freq_skew":0.827957,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":"15102022","called_addr":"1116900402899","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":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488276,"usec":727611},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.350541,"noise_level":-27.412178,"freq_skew":-0.898414,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488276,"usec":728878},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449237,"noise_level":-27.957935,"freq_skew":1.306889,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488276,"usec":730127},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694823,"noise_level":-28.785131,"freq_skew":0.731640,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488277,"usec":487723},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.139306,"noise_level":-28.388340,"freq_skew":1.443839,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488277,"usec":489496},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478335,"noise_level":-29.427225,"freq_skew":-0.049784,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488278,"usec":251740},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682755,"noise_level":-29.074490,"freq_skew":1.137774,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"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":44752,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[126,156,197,140]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":11,"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":1784488278,"usec":256072},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915548,"noise_level":-28.807049,"freq_skew":1.031619,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":48.500000,"flags":192,"pdu_id":5059,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[225,162,241,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488279,"usec":10139},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829792,"noise_level":-28.318274,"freq_skew":0.746838,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5060,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":68,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[219,44,20,46]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":11,"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":1784488279,"usec":10533},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404752,"noise_level":-28.295670,"freq_skew":1.205414,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488279,"usec":11575},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516763,"noise_level":-28.250639,"freq_skew":1.319775,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488279,"usec":784445},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703221,"noise_level":-28.649996,"freq_skew":0.853050,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488279,"usec":787975},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318932,"noise_level":-28.417990,"freq_skew":1.142265,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44752,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[152,145,159,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488280,"usec":547228},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779305,"noise_level":-28.343184,"freq_skew":0.836341,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488280,"usec":547884},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.049285,"noise_level":-28.343184,"freq_skew":1.597008,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":74,"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":44657,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[80,86,170,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488281,"usec":296080},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930461,"noise_level":-27.879152,"freq_skew":1.578310,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44815,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[22,249,79,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488282,"usec":60608},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.526793,"noise_level":-27.687628,"freq_skew":1.449799,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488282,"usec":71616},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630868,"noise_level":-27.176760,"freq_skew":1.709712,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1989,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[206,89]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488282,"usec":825668},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.892927,"noise_level":-27.510117,"freq_skew":-0.133282,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EPKT"},{"name":"ac_location","value":{"loc":{"lat":42.500000,"lon":-1.300000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488282,"usec":837951},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471631,"noise_level":-27.126883,"freq_skew":1.804059,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":44683,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,204,68,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488282,"usec":839120},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.194298,"noise_level":-27.830580,"freq_skew":-0.030112,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"W697AX","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488282,"usec":839120},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":1,"sig_level":-5.194298,"noise_level":-27.830580,"freq_skew":-0.030112,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222137","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,77,36,95,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488282,"usec":839281},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686738,"noise_level":-27.830580,"freq_skew":0.846954,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"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":1784488283,"usec":584883},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679069,"noise_level":-27.864790,"freq_skew":0.672905,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488284,"usec":347683},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969627,"noise_level":-27.445452,"freq_skew":1.769347,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488284,"usec":351142},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.961804,"noise_level":-28.004074,"freq_skew":-0.096514,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488285,"usec":107030},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797764,"noise_level":-27.703726,"freq_skew":-0.632215,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":752,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[205,215,148,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488285,"usec":879047},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247431,"noise_level":-26.917982,"freq_skew":1.357264,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44800,"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":[46,33,118,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488286,"usec":630356},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.219639,"noise_level":-26.541025,"freq_skew":1.918348,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1990,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[157,220]},{"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":1784488287,"usec":395269},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491842,"noise_level":-26.212866,"freq_skew":0.709629,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":18685,"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":1784488287,"usec":399024},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509658,"noise_level":-26.037046,"freq_skew":0.167050,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44685,"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":[131,151,164,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488288,"usec":158175},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.368119,"noise_level":-25.662338,"freq_skew":1.574599,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":799,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44657,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[165,35,220,15]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44657,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[97,171,47,168]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":11,"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":1784488288,"usec":163615},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.356956,"noise_level":-25.464565,"freq_skew":1.517191,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":74,"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":44657,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[250,239,15,185]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44657,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[193,80,197,93]}]}],"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":1784488288,"usec":925906},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.488639,"noise_level":-25.128941,"freq_skew":1.515976,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488288,"usec":928046},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.315351,"noise_level":-25.050907,"freq_skew":1.714783,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":801,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":76,"dst_ref":44657,"variable_part_params":[{"name":"atn_checksum","value":[62,194,142,129]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488290,"usec":446889},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846572,"noise_level":-24.436167,"freq_skew":0.941604,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":18685,"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":1784488291,"usec":199750},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724257,"noise_level":-24.467848,"freq_skew":1.399848,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":593,"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":1784488291,"usec":201403},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473704,"noise_level":-25.473845,"freq_skew":0.907299,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488291,"usec":201565},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998434,"noise_level":-25.473845,"freq_skew":-2.485150,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488291,"usec":204387},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.193903,"noise_level":-25.376520,"freq_skew":-0.752077,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488291,"usec":968747},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617044,"noise_level":-25.075323,"freq_skew":1.371671,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488292,"usec":731581},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.269053,"noise_level":-25.704386,"freq_skew":1.829167,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488293,"usec":487487},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617736,"noise_level":-25.247583,"freq_skew":-1.694939,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488295,"usec":20903},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595167,"noise_level":-24.436529,"freq_skew":0.869682,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":48.500000,"flags":192,"pdu_id":5106,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64972,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[128,183,37,5]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":11,"sec":14}},"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":"NONTU"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488295,"usec":776072},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924015,"noise_level":-24.222059,"freq_skew":1.412911,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44754,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[30,87,158,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488295,"usec":776876},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571989,"noise_level":-25.111389,"freq_skew":1.193419,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44754,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[53,152,240,13]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":11,"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":1784488295,"usec":778050},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454681,"noise_level":-25.929104,"freq_skew":0.881268,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784488295,"usec":782753},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427407,"noise_level":-25.792660,"freq_skew":0.733267,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5110,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64972,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[53,84,161,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488296,"usec":539187},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953133,"noise_level":-25.428131,"freq_skew":1.312801,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488297,"usec":304687},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768712,"noise_level":-25.582298,"freq_skew":-1.385102,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488301,"usec":868312},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.230803,"noise_level":-23.498487,"freq_skew":2.927906,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488301,"usec":870474},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601417,"noise_level":-23.408001,"freq_skew":0.805995,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":1784488302,"usec":631538},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846707,"noise_level":-23.229809,"freq_skew":-2.293374,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":225,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488303,"usec":407512},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356789,"noise_level":-22.752542,"freq_skew":1.247597,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44754,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[174,52,36,206]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":11,"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":1784488304,"usec":154514},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512222,"noise_level":-23.447039,"freq_skew":0.628353,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5130,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64972,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[138,33,211,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488304,"usec":917529},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639729,"noise_level":-23.179922,"freq_skew":-0.037117,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":369,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":12,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488304,"usec":918157},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.924139,"noise_level":-23.300369,"freq_skew":0.896892,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5132,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64972,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[214,74,93,102]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":11,"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":1784488304,"usec":920136},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106421,"noise_level":-23.678257,"freq_skew":1.423455,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488304,"usec":920136},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.106421,"noise_level":-23.678257,"freq_skew":1.423455,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488305,"usec":677685},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210969,"noise_level":-24.718136,"freq_skew":0.861717,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488305,"usec":679159},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.373145,"noise_level":-24.658529,"freq_skew":0.871261,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":1784488305,"usec":685418},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628116,"noise_level":-24.890598,"freq_skew":1.205599,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44754,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[115,36,208,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488305,"usec":686118},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787624,"noise_level":-25.608044,"freq_skew":-2.570025,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488306,"usec":438908},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408217,"noise_level":-25.668173,"freq_skew":0.761350,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784488306,"usec":442649},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654186,"noise_level":-25.486591,"freq_skew":1.372358,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488306,"usec":444234},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394758,"noise_level":-25.724072,"freq_skew":0.722137,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784488307,"usec":215588},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.245025,"noise_level":-25.383663,"freq_skew":1.569814,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44823,"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":[117,97,64,75]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488307,"usec":967237},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.217625,"noise_level":-25.207872,"freq_skew":0.905241,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":18846,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488308,"usec":733525},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.290028,"noise_level":-24.944855,"freq_skew":0.622763,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488309,"usec":485659},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.415905,"noise_level":-25.819019,"freq_skew":2.723001,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"B6","blk_id":"7","ack":"!","flight":"EB0301","msg_num":"J81","msg_num_seq":"A","msg_text":"/MADMQEB.ADS.EC-MAJ071E22F7D385484D0B081D0E6680DF80040D1E4467CF2AC84D01121EEEF7B60B484D00AC8E","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"MADMQEB","air_addr":".EC-MAJ","adsc":{"tags":[{"basic_report":{"lat":42.379417,"lon":-7.818661,"alt":34000,"ts_sec":706.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"earth_ref_data":{"true_trk_deg":288.281250,"true_trk_valid":true,"gnd_spd_kts":447.000000,"vspd_ftmin":16}},{"predicted_route":{"next_wpt":{"lat":42.563095,"lon":-8.583927,"alt":34000,"eta_sec":274},"next_next_wpt":{"lat":43.500023,"lon":-13.000088,"alt":34000}}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488309,"usec":488148},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457767,"noise_level":-25.684282,"freq_skew":-0.012048,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[20,89,214,230]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488309,"usec":489795},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514580,"noise_level":-25.617691,"freq_skew":0.911204,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488310,"usec":255309},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.113900,"noise_level":-25.308163,"freq_skew":2.068382,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44797,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[217,233,3,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488310,"usec":256899},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.100577,"noise_level":-25.228510,"freq_skew":-0.289403,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488311,"usec":15394},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758695,"noise_level":-25.593517,"freq_skew":-1.648209,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"AT851W","msg_num":"D82","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02112663058HAMMMN1 190719112424 -24.2-51.5 369970.7831459600\r\n8515CRS A01 02  0  0  0  0N 42 2.6W  2 9.7 16080240 64"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488311,"usec":16633},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.266276,"noise_level":-25.599432,"freq_skew":-0.297777,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WBU","mode":"2","label":"17","blk_id":"3","ack":"!","flight":"W697AX","msg_num":"M82","msg_num_seq":"A","msg_text":"191142,35964,2117, 16560,N 42.577,W  1.223,19JUL26,24200,  56,- 51"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488311,"usec":20910},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692109,"noise_level":-25.451746,"freq_skew":0.975054,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488311,"usec":780894},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772985,"noise_level":-26.104012,"freq_skew":1.168096,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"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":44751,"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":[233,164,23,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488311,"usec":785094},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.377496,"noise_level":-25.982094,"freq_skew":2.859277,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"B6","blk_id":"7","ack":"!","flight":"EB0301","msg_num":"J81","msg_num_seq":"A","msg_text":"/MADMQEB.ADS.EC-MAJ071E22F7D385484D0B081D0E6680DF80040D1E4467CF2AC84D01121EEEF7B60B484D00AC8E","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"MADMQEB","air_addr":".EC-MAJ","adsc":{"tags":[{"basic_report":{"lat":42.379417,"lon":-7.818661,"alt":34000,"ts_sec":706.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"earth_ref_data":{"true_trk_deg":288.281250,"true_trk_valid":true,"gnd_spd_kts":447.000000,"vspd_ftmin":16}},{"predicted_route":{"next_wpt":{"lat":42.563095,"lon":-8.583927,"alt":34000,"eta_sec":274},"next_next_wpt":{"lat":43.500023,"lon":-13.000088,"alt":34000}}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488313,"usec":306411},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.714736,"noise_level":-25.364645,"freq_skew":2.031880,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44797,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[217,233,3,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488313,"usec":312070},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723670,"noise_level":-25.205036,"freq_skew":-0.825446,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784488314,"usec":63461},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.307553,"noise_level":-25.308779,"freq_skew":-0.348668,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488314,"usec":64341},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358305,"noise_level":-25.276829,"freq_skew":-1.767581,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488314,"usec":821119},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745439,"noise_level":-25.229120,"freq_skew":-0.758375,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488314,"usec":826240},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428443,"noise_level":-24.994432,"freq_skew":0.741355,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488315,"usec":600489},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.207721,"noise_level":-24.649811,"freq_skew":2.822671,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488316,"usec":347831},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.443649,"noise_level":-25.142990,"freq_skew":-0.188480,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":980,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[200,149,0,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488318,"usec":635770},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816982,"noise_level":-23.847118,"freq_skew":-1.712280,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":426,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488320,"usec":154035},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021565,"noise_level":-24.471519,"freq_skew":0.737434,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":1784488320,"usec":919929},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786357,"noise_level":-24.120411,"freq_skew":-1.381864,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488322,"usec":446038},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.203597,"noise_level":-23.886574,"freq_skew":0.219654,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488322,"usec":451150},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806959,"noise_level":-23.751745,"freq_skew":0.639003,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":872,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"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":[201,179,95,136]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488323,"usec":203829},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770426,"noise_level":-24.411457,"freq_skew":-1.411600,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":118,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44844,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[43,246,118,55]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":12,"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":1784488323,"usec":204526},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495874,"noise_level":-24.479837,"freq_skew":1.898531,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"80","blk_id":"0","ack":"!","flight":"LY0375","msg_num":"M29","msg_num_seq":"A","msg_text":"3Z01 POS,0375,19,LLBG,LPPT,.4X-EKL\r\n20260719  ,191201,A-----A------,370,196,---,------,2012,004.7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488323,"usec":207866},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746538,"noise_level":-24.364223,"freq_skew":2.236997,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":216,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"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":[92,248,222,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488323,"usec":214081},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641531,"noise_level":-24.344170,"freq_skew":0.834952,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488323,"usec":963355},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574244,"noise_level":-24.287067,"freq_skew":-0.790511,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488323,"usec":965255},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731531,"noise_level":-25.236835,"freq_skew":-1.640283,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784488323,"usec":975241},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012429,"noise_level":-24.986507,"freq_skew":-1.675504,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":119,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44844,"credit":3,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[238,177,94,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488323,"usec":976439},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673691,"noise_level":-24.971100,"freq_skew":0.860575,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488324,"usec":727033},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730334,"noise_level":-24.818499,"freq_skew":1.914221,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488325,"usec":494050},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962230,"noise_level":-24.433846,"freq_skew":0.895641,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5158,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[253,130,90,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488325,"usec":495278},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834148,"noise_level":-24.390541,"freq_skew":0.752942,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488325,"usec":495857},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641630,"noise_level":-24.361790,"freq_skew":-0.748380,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488325,"usec":495857},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.641630,"noise_level":-24.361790,"freq_skew":-0.748380,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":395,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44712,"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":[110,126,126,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488326,"usec":243287},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.886809,"noise_level":-24.219440,"freq_skew":2.226045,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784488326,"usec":245108},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403487,"noise_level":-24.135141,"freq_skew":1.593263,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-6.100000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488326,"usec":251290},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878924,"noise_level":-25.170118,"freq_skew":0.738733,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784488326,"usec":251485},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320494,"noise_level":-25.170118,"freq_skew":1.221661,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"P601VK","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488326,"usec":251485},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.320494,"noise_level":-25.170118,"freq_skew":1.221661,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15062513","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,80,86,71,0,52,101,75,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488327,"usec":11355},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746161,"noise_level":-25.055347,"freq_skew":0.607193,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1016,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[134,253,241,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488327,"usec":11566},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749356,"noise_level":-26.066189,"freq_skew":0.851438,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":"15062513","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488327,"usec":13151},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896109,"noise_level":-25.962036,"freq_skew":0.831480,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488327,"usec":776924},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686377,"noise_level":-25.623610,"freq_skew":1.539650,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488327,"usec":789378},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675123,"noise_level":-25.872509,"freq_skew":0.681900,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":20.000000,"flags":246,"pdu_id":18971,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488328,"usec":540693},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990331,"noise_level":-25.521070,"freq_skew":1.098153,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488328,"usec":542166},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010359,"noise_level":-25.455711,"freq_skew":-1.716370,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":119,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44844,"credit":3,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[238,177,94,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488329,"usec":299358},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737888,"noise_level":-26.055305,"freq_skew":0.767908,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5181,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29766,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[131,228,161,121]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488329,"usec":307707},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.343934,"noise_level":-25.713295,"freq_skew":1.803255,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":298,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44683,"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":[111,244,105,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488330,"usec":62174},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609070,"noise_level":-25.739647,"freq_skew":0.492809,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1016,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[134,253,241,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488330,"usec":64862},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774250,"noise_level":-26.285198,"freq_skew":0.814266,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488330,"usec":832852},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570213,"noise_level":-26.382570,"freq_skew":0.819974,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":"15062513","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488331,"usec":587228},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503690,"noise_level":-26.528736,"freq_skew":1.331432,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":5,"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":44815,"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":[202,89,118,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488331,"usec":594783},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.321343,"noise_level":-26.346476,"freq_skew":1.899359,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":658,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44797,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[207,99,7,131]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":12,"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":1784488332,"usec":347185},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.240114,"noise_level":-26.080059,"freq_skew":1.957910,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LGS","mode":"2","label":"17","blk_id":"7","ack":"!","flight":"W668HS","msg_num":"M56","msg_num_seq":"A","msg_text":"191206,33725,2204, 24400,N 38.871,W  3.277,19JUL26,23848,  59,- 46"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488332,"usec":347337},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659466,"noise_level":-26.080059,"freq_skew":1.413470,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488332,"usec":358355},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694802,"noise_level":-26.042419,"freq_skew":-0.673970,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":753,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[50,15,99,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488333,"usec":108236},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.270935,"noise_level":-26.535406,"freq_skew":1.939398,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488333,"usec":108494},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735129,"noise_level":-26.516993,"freq_skew":-1.478082,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":119,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44844,"credit":3,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[238,177,94,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488333,"usec":113523},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.269176,"noise_level":-26.353006,"freq_skew":1.801065,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488335,"usec":396971},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785302,"noise_level":-25.157635,"freq_skew":-1.116579,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":396,"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":1784488335,"usec":399449},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932331,"noise_level":-25.573273,"freq_skew":0.911195,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"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":1784488335,"usec":401621},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.950634,"noise_level":-25.458534,"freq_skew":1.894406,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488336,"usec":156081},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914022,"noise_level":-25.249386,"freq_skew":-0.833210,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488337,"usec":680915},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885989,"noise_level":-24.578045,"freq_skew":1.502230,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":5,"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":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488338,"usec":444895},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610588,"noise_level":-24.722759,"freq_skew":0.960123,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":19034,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488338,"usec":445574},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060719,"noise_level":-25.175880,"freq_skew":1.255171,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488339,"usec":205035},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595910,"noise_level":-24.745388,"freq_skew":1.848058,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488339,"usec":965397},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567852,"noise_level":-24.306147,"freq_skew":0.941372,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":254,"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":19045,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488340,"usec":737307},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985784,"noise_level":-23.813936,"freq_skew":-3.273628,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488342,"usec":255931},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893954,"noise_level":-23.254660,"freq_skew":-0.945123,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488342,"usec":256439},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815341,"noise_level":-23.229425,"freq_skew":-1.533327,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":120,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":14,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488343,"usec":774718},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.270249,"noise_level":-22.644854,"freq_skew":0.629961,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44766,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[46,13]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488344,"usec":536552},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.282282,"noise_level":-23.556675,"freq_skew":2.039966,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488344,"usec":541760},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900012,"noise_level":-23.426836,"freq_skew":0.903225,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488344,"usec":542822},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017242,"noise_level":-23.388260,"freq_skew":-0.275008,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3538,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[160,176]},{"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":1784488345,"usec":298704},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971866,"noise_level":-23.236000,"freq_skew":-0.444556,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3539,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488345,"usec":300672},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.154005,"noise_level":-23.223402,"freq_skew":1.435040,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488345,"usec":303491},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069580,"noise_level":-23.870167,"freq_skew":-1.686557,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":121,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44844,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[159,209,18,169]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":12,"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":1784488346,"usec":57796},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728989,"noise_level":-23.789175,"freq_skew":0.952184,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5212,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29766,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[114,211,168,213]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":12,"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":"LPPC"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488346,"usec":59845},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470798,"noise_level":-24.174891,"freq_skew":1.916813,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488346,"usec":73424},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617270,"noise_level":-24.021738,"freq_skew":1.721037,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":299,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44683,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[11,153,118,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488346,"usec":73424},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.617270,"noise_level":-24.021738,"freq_skew":1.721037,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":44683,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[250,189,121,125]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":12,"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":1784488346,"usec":822693},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809217,"noise_level":-24.649448,"freq_skew":0.930109,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488346,"usec":823063},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.973130,"noise_level":-25.209837,"freq_skew":0.962192,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488346,"usec":823223},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563596,"noise_level":-25.209837,"freq_skew":1.791178,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488346,"usec":824462},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.208567,"noise_level":-25.772148,"freq_skew":-1.429386,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784488346,"usec":825087},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832776,"noise_level":-25.738449,"freq_skew":0.680974,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5216,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29766,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[216,177,211,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488346,"usec":831915},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602396,"noise_level":-25.588402,"freq_skew":0.818865,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5217,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[15,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488347,"usec":587781},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337737,"noise_level":-26.089111,"freq_skew":0.042688,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488347,"usec":588105},"freq":136975000,"burst_len_octets":229,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676628,"noise_level":-26.850279,"freq_skew":0.931774,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":4,"more":false,"reasm_status":"skipped","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":[71,0,39,65,69,76,89,0,115,128,111,0,1,0,0,0,0,0,1,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":22670,"segment_offset":0,"pdu_total_len":154},"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":29593,"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":[22,0]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[89,204,188,201]},{"name":"checksum","value":[133,135]},{"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":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":1784488347,"usec":588105},"freq":136975000,"burst_len_octets":229,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.676628,"noise_level":-26.850279,"freq_skew":0.931774,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5218,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":59,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[204,229,6,144]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":12,"sec":26}},"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":1784488347,"usec":588323},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610272,"noise_level":-26.850279,"freq_skew":1.957870,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488347,"usec":591300},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622981,"noise_level":-27.432825,"freq_skew":-0.233198,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44704,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[105,38,9,145]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44704,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[127,123,214,231]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":12,"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":1784488347,"usec":592091},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084905,"noise_level":-27.392042,"freq_skew":-1.558121,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488348,"usec":344688},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.188875,"noise_level":-27.210855,"freq_skew":0.626790,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44766,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[252,144]},{"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":1784488348,"usec":344988},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669907,"noise_level":-27.940598,"freq_skew":0.986788,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5219,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[253,115,123,75]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488349,"usec":104984},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525079,"noise_level":-27.354103,"freq_skew":0.924310,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488349,"usec":106371},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580245,"noise_level":-27.253416,"freq_skew":-0.265870,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488350,"usec":636574},"freq":136975000,"burst_len_octets":174,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720514,"noise_level":-26.744081,"freq_skew":0.910865,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":4,"more":false,"reasm_status":"skipped","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":[71,0,39,65,69,76,89,0,115,128,111,0,1,0,0,0,0,0,1,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":22670,"segment_offset":0,"pdu_total_len":154},"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":29593,"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":[22,0]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[89,204,188,201]},{"name":"checksum","value":[133,135]},{"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":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":1784488350,"usec":638906},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.285859,"noise_level":-26.631529,"freq_skew":-2.385629,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488350,"usec":640412},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806328,"noise_level":-26.707172,"freq_skew":-2.744189,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":816,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[67,193,76,1]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488350,"usec":640793},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.319797,"noise_level":-26.707172,"freq_skew":1.939675,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488351,"usec":391987},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329936,"noise_level":-26.595093,"freq_skew":1.826255,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":301,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":29767,"dst_ref":29593,"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":[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":[75,201,209,43]}]}],"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":1784488351,"usec":396021},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629037,"noise_level":-26.448515,"freq_skew":0.986123,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":22678,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[151,12,169,196]},{"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":1784488351,"usec":398482},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405064,"noise_level":-26.285803,"freq_skew":0.740764,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784488352,"usec":153961},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.414142,"noise_level":-26.178999,"freq_skew":0.703149,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44766,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[252,144]},{"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":1784488352,"usec":154947},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868056,"noise_level":-27.266523,"freq_skew":0.752045,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488353,"usec":680763},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475837,"noise_level":-26.408060,"freq_skew":0.903597,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38143,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[125,159,52,216]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488353,"usec":681440},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.734529,"noise_level":-26.371805,"freq_skew":1.612232,"avlc":{"src":{"addr":"471F32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488353,"usec":681694},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752731,"noise_level":-26.353737,"freq_skew":-0.820986,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":52533,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[89,195,156,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488353,"usec":681911},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618239,"noise_level":-26.335705,"freq_skew":-0.807117,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52533,"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":[209,35,31,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488353,"usec":682796},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507271,"noise_level":-26.281830,"freq_skew":0.778464,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488354,"usec":438289},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811971,"noise_level":-25.896643,"freq_skew":-0.942065,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488354,"usec":439482},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385983,"noise_level":-25.828409,"freq_skew":1.845778,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488354,"usec":439482},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.385983,"noise_level":-25.828409,"freq_skew":1.845778,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":301,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":29767,"dst_ref":29593,"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":[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":[75,201,209,43]}]}],"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":1784488354,"usec":440556},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446928,"noise_level":-26.734564,"freq_skew":1.007916,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488355,"usec":203971},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600157,"noise_level":-26.401543,"freq_skew":0.813037,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":22678,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[151,12,169,196]},{"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":1784488355,"usec":208688},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407495,"noise_level":-26.098331,"freq_skew":-0.651009,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44699,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[35,164,198,76]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44699,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[117,126,20,254]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":12,"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":1784488355,"usec":964709},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.319823,"noise_level":-26.950985,"freq_skew":-0.656486,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784488355,"usec":965326},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611117,"noise_level":-26.912395,"freq_skew":1.661995,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488356,"usec":726060},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068082,"noise_level":-26.530478,"freq_skew":-0.671911,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488358,"usec":252567},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021410,"noise_level":-25.621754,"freq_skew":-0.807888,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":747,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488358,"usec":255770},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887626,"noise_level":-25.441128,"freq_skew":0.826892,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":2,"more":false,"reasm_status":"skipped","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":[71,0,39,65,67,70,71,0,60,120,122,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":38155,"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":52573,"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":[161,125,90,40]},{"name":"checksum","value":[55,66]},{"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":1784488358,"usec":258146},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.108915,"noise_level":-25.344164,"freq_skew":-0.288997,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488359,"usec":10724},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884542,"noise_level":-25.879711,"freq_skew":-0.068804,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":60,"dst_ref":52573,"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":[120,134,32,70]}]}],"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":1784488359,"usec":11746},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688333,"noise_level":-25.828583,"freq_skew":0.707843,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488359,"usec":12939},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.138155,"noise_level":-25.760880,"freq_skew":-0.163018,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488359,"usec":15580},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697698,"noise_level":-26.610077,"freq_skew":0.916263,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488359,"usec":18322},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799306,"noise_level":-26.462601,"freq_skew":0.788728,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38156,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[103,20,237,187]},{"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":1784488359,"usec":774286},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630308,"noise_level":-26.802042,"freq_skew":1.430058,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488359,"usec":780771},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384141,"noise_level":-27.474386,"freq_skew":-0.183152,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488359,"usec":780990},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946008,"noise_level":-27.474386,"freq_skew":-0.494363,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488360,"usec":532672},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659147,"noise_level":-27.331806,"freq_skew":1.121504,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"15102022","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,132,18,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488360,"usec":532672},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.659147,"noise_level":-27.331806,"freq_skew":1.121504,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"UX1094","msg_num":"S82","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488361,"usec":298478},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951460,"noise_level":-26.559105,"freq_skew":1.351147,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488362,"usec":66561},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530396,"noise_level":-27.034218,"freq_skew":0.722426,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38163,"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":[96,89,136,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488362,"usec":818883},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579185,"noise_level":-26.917868,"freq_skew":-2.778905,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52549,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[245,8,18,51]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488362,"usec":818883},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.579185,"noise_level":-26.917868,"freq_skew":-2.778905,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52549,"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":[160,188,178,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488362,"usec":820563},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717421,"noise_level":-27.389530,"freq_skew":0.815356,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488362,"usec":828626},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.185513,"noise_level":-27.011467,"freq_skew":2.012850,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":38.900002,"lon":-3.200000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488363,"usec":578973},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687976,"noise_level":-26.992016,"freq_skew":-2.590290,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488363,"usec":582248},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.497880,"noise_level":-26.780895,"freq_skew":2.086776,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LGS","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"W668HS","msg_num":"S30","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488363,"usec":582248},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.497880,"noise_level":-26.780895,"freq_skew":2.086776,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21616672","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,29,186,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488363,"usec":583815},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.150520,"noise_level":-26.743057,"freq_skew":2.222902,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488364,"usec":341566},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.362640,"noise_level":-26.427906,"freq_skew":1.770354,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":68,"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":44823,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[252,36,60,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488364,"usec":341566},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.362640,"noise_level":-26.427906,"freq_skew":1.770354,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":6,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44823,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[23,247,76,110]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":12,"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":1784488364,"usec":348578},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643541,"noise_level":-26.140673,"freq_skew":-0.864064,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44616,"credit":4,"rseq":15,"variable_part_params":[{"name":"atn_checksum","value":[5,217,150,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488365,"usec":108403},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.388852,"noise_level":-26.105516,"freq_skew":-0.209045,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":981,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44682,"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":[30,88,148,155]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488365,"usec":110564},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.807781,"noise_level":-25.983578,"freq_skew":2.083389,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488365,"usec":110912},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669514,"noise_level":-25.966297,"freq_skew":1.702395,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488365,"usec":879090},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782038,"noise_level":-25.495880,"freq_skew":0.926124,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":7,"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":19211,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":13,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488365,"usec":881057},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368384,"noise_level":-25.398310,"freq_skew":-0.106252,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488366,"usec":633446},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438732,"noise_level":-26.021883,"freq_skew":0.949435,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488367,"usec":397530},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643506,"noise_level":-25.705742,"freq_skew":-0.080032,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488368,"usec":919456},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446061,"noise_level":-25.411158,"freq_skew":-0.857464,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44616,"credit":4,"rseq":15,"variable_part_params":[{"name":"atn_checksum","value":[5,217,150,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488368,"usec":921937},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.102230,"noise_level":-25.485174,"freq_skew":0.923658,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":553,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33813,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[150,78,141,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488368,"usec":922475},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787173,"noise_level":-25.452568,"freq_skew":0.871371,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488368,"usec":923216},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.096511,"noise_level":-25.420084,"freq_skew":0.942077,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":554,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33813,"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":[65,183,131,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488370,"usec":443407},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.108421,"noise_level":-25.062544,"freq_skew":0.888426,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488371,"usec":203300},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705311,"noise_level":-24.696960,"freq_skew":-1.792742,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"AT851W","msg_num":"D83","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02113263058HAMMMN1 190719122439 -24.5-51.7 370010.7841458400\r\n8515CRS A01 02  0  0  0  0N 4156.6W  213.7 16000239 61"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488371,"usec":204778},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700042,"noise_level":-24.637497,"freq_skew":0.969876,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":349,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44833,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[121,82,103,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488371,"usec":968717},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784838,"noise_level":-24.860729,"freq_skew":1.033174,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488372,"usec":731012},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476377,"noise_level":-24.707439,"freq_skew":-0.666193,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":748,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52499,"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":[45,185,130,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488374,"usec":254771},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806366,"noise_level":-24.462702,"freq_skew":-1.845864,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488376,"usec":530495},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604001,"noise_level":-23.824656,"freq_skew":-0.699838,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":698,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33815,"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":[60,54,165,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488377,"usec":299906},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744123,"noise_level":-23.364849,"freq_skew":0.490719,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"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":44765,"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":[129,123,113,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488378,"usec":817185},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.576778,"noise_level":-23.824747,"freq_skew":1.342810,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488378,"usec":819655},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909089,"noise_level":-24.162910,"freq_skew":1.907029,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44823,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[25,84,218,2]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":12,"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":1784488378,"usec":824483},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813723,"noise_level":-24.106983,"freq_skew":0.720169,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":1784488379,"usec":586820},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480697,"noise_level":-23.778772,"freq_skew":-1.439969,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488380,"usec":350781},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921601,"noise_level":-24.529751,"freq_skew":-1.496092,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488381,"usec":106879},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024948,"noise_level":-24.384647,"freq_skew":1.559202,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488381,"usec":111453},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008144,"noise_level":-24.185490,"freq_skew":1.520332,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488381,"usec":866220},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755435,"noise_level":-23.963339,"freq_skew":2.175270,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":217,"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":1784488382,"usec":631655},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.178308,"noise_level":-23.733368,"freq_skew":1.601929,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44823,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[112,195,55,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488384,"usec":911576},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678998,"noise_level":-23.113491,"freq_skew":-1.865759,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":304,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488385,"usec":683541},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081042,"noise_level":-23.364790,"freq_skew":0.971016,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488385,"usec":686886},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.438000,"noise_level":-23.247799,"freq_skew":1.786995,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":397,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488387,"usec":203519},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.906382,"noise_level":-22.931816,"freq_skew":2.864539,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"B1","blk_id":"8","ack":"!","flight":"EB0301","msg_num":"J82","msg_num_seq":"A","msg_text":"/LPPO.OC1/RCL 000\r\nTAI301-MUDOS/1944 M080F340\r\n-RMK/MAX FL 36054CC"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488387,"usec":204190},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.859150,"noise_level":-22.919651,"freq_skew":1.742598,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488387,"usec":970237},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589297,"noise_level":-22.681009,"freq_skew":0.720693,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":1784488387,"usec":976011},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690002,"noise_level":-22.670498,"freq_skew":0.716799,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5305,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[3,29,231,244]}]}],"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":7,"day":19},"time":{"hour":19,"min":13,"sec":7}},"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":1784488388,"usec":724438},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884706,"noise_level":-22.555210,"freq_skew":0.875949,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488389,"usec":490461},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411538,"noise_level":-24.773521,"freq_skew":-0.852286,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":755,"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":1784488390,"usec":253121},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.138959,"noise_level":-24.405224,"freq_skew":1.751308,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-ORJ","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX1518","msg_num":"D37","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_E       EDDMLEMD842\r\n 40710  -12321912031002-41-239050XZ:700++++++0000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488390,"usec":258189},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.728662,"noise_level":-24.177456,"freq_skew":2.805308,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488391,"usec":780032},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815077,"noise_level":-23.527929,"freq_skew":0.894675,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5305,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[3,29,231,244]}]}],"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":7,"day":19},"time":{"hour":19,"min":13,"sec":7}},"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":1784488392,"usec":539314},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484192,"noise_level":-23.594723,"freq_skew":-0.858052,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44712,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[60,140,154,34]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44712,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[65,164,96,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":13,"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":1784488392,"usec":542694},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802199,"noise_level":-23.464317,"freq_skew":0.940780,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5307,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[83,79,140,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488393,"usec":306359},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817381,"noise_level":-23.480101,"freq_skew":-0.769939,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488397,"usec":101706},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.197258,"noise_level":-23.481537,"freq_skew":1.632399,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488397,"usec":104661},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670117,"noise_level":-23.352806,"freq_skew":-0.795980,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44712,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[81,252,38,204]}]}],"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":7,"day":19},"time":{"hour":19,"min":13,"sec":15}},"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":1784488397,"usec":106602},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446621,"noise_level":-24.252930,"freq_skew":-1.052568,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52533,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[136,153,193,220]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":13,"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":1784488397,"usec":107764},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602877,"noise_level":-24.210512,"freq_skew":0.909324,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488397,"usec":868197},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877956,"noise_level":-24.126299,"freq_skew":1.019968,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5309,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[168,28,190,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488397,"usec":868197},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.877956,"noise_level":-24.126299,"freq_skew":1.019968,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":48.500000,"flags":192,"pdu_id":5310,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":44712,"dst_ref":61,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[133,201,54,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488397,"usec":869189},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714807,"noise_level":-24.192627,"freq_skew":0.902739,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":true,"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":48.000000,"flags":192,"pdu_id":38224,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[210,108,102,131]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488397,"usec":870792},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367787,"noise_level":-24.828835,"freq_skew":-0.830361,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488397,"usec":870792},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.367787,"noise_level":-24.828835,"freq_skew":-0.830361,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":61,"dst_ref":44712,"variable_part_params":[{"name":"atn_checksum","value":[127,42,251,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488397,"usec":870792},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.367787,"noise_level":-24.828835,"freq_skew":-0.830361,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488397,"usec":872337},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084357,"noise_level":-24.753439,"freq_skew":0.742117,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38225,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[31,131,228,236]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":13,"sec":17}},"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":1784488397,"usec":875102},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669896,"noise_level":-24.708515,"freq_skew":-0.945005,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488397,"usec":876812},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.002779,"noise_level":-25.484631,"freq_skew":-0.736631,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":52533,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[204,99,151,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488398,"usec":627993},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807493,"noise_level":-25.419548,"freq_skew":0.874672,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488398,"usec":630161},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847909,"noise_level":-25.427549,"freq_skew":0.746513,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[227,109,108,120]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":13,"sec":17}},"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":1784488398,"usec":635006},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464138,"noise_level":-25.234993,"freq_skew":-1.588948,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1678,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[124,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488399,"usec":394296},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399574,"noise_level":-25.077726,"freq_skew":-0.849472,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488400,"usec":156642},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442985,"noise_level":-24.681683,"freq_skew":0.800816,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","type":"Aircraft"},"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":254,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488400,"usec":157723},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453141,"noise_level":-24.637127,"freq_skew":0.783694,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"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":44752,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[152,145,159,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488400,"usec":159140},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976069,"noise_level":-25.638985,"freq_skew":-3.126260,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":966,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488400,"usec":917759},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636007,"noise_level":-25.296686,"freq_skew":0.892586,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488400,"usec":921600},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894785,"noise_level":-25.232990,"freq_skew":0.901849,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":1784488400,"usec":922292},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.340925,"noise_level":-25.217136,"freq_skew":-3.179587,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488400,"usec":925268},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529993,"noise_level":-25.122631,"freq_skew":0.766991,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5311,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[139,9,229,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488400,"usec":925896},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.807445,"noise_level":-25.122631,"freq_skew":-0.153081,"avlc":{"src":{"addr":"4D245F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488400,"usec":926389},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.478982,"noise_level":-25.106979,"freq_skew":2.549284,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MAJ","mode":"2","label":"_d","blk_id":"9","ack":"H","flight":"EB0301","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488401,"usec":674931},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826884,"noise_level":-25.044651,"freq_skew":-2.851741,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":819,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[12,183,72,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488402,"usec":443296},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829039,"noise_level":-24.605684,"freq_skew":0.731535,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784488402,"usec":447001},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479355,"noise_level":-24.499748,"freq_skew":-1.151762,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488403,"usec":203130},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748679,"noise_level":-24.539259,"freq_skew":0.600804,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[227,109,108,120]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":13,"sec":17}},"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":1784488403,"usec":210882},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.286411,"noise_level":-24.307995,"freq_skew":-1.017550,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":52533,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[34,48,201,84]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52533,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[88,71,247,64]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784488403,"usec":970722},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.436879,"noise_level":-24.968475,"freq_skew":1.073110,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38234,"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":[40,57,152,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488403,"usec":974550},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614139,"noise_level":-25.493105,"freq_skew":2.167883,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488404,"usec":725243},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551101,"noise_level":-25.267191,"freq_skew":-1.028197,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488405,"usec":492627},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630656,"noise_level":-24.877832,"freq_skew":1.698868,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"LY0375","msg_num":"F25","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39304W004539,IXUPA,191324,370,CCS,192407,ELVAR,M51,239069,1043929"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488405,"usec":499045},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.179669,"noise_level":-25.072571,"freq_skew":1.304876,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":771,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,193,139,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488406,"usec":243648},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585576,"noise_level":-25.041475,"freq_skew":0.966487,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488406,"usec":253274},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121758,"noise_level":-24.676758,"freq_skew":0.714589,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784488407,"usec":9880},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486151,"noise_level":-24.647045,"freq_skew":1.706537,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488407,"usec":12366},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631408,"noise_level":-24.688089,"freq_skew":0.724845,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","type":"Aircraft"},"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":1784488407,"usec":18542},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.870047,"noise_level":-24.496500,"freq_skew":0.746171,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":555,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488407,"usec":19151},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.871915,"noise_level":-24.467396,"freq_skew":-0.071261,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":44685,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[131,196,187,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488407,"usec":771682},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500566,"noise_level":-24.861580,"freq_skew":-1.458451,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1679,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[63,147]},{"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":1784488407,"usec":780838},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546453,"noise_level":-24.548063,"freq_skew":0.596246,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488408,"usec":536698},"freq":136975000,"burst_len_octets":652,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659257,"noise_level":-25.331020,"freq_skew":1.147479,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX1094","msg_num":"D39","msg_num_seq":"A","sublabel":"DF","msg_text":"B03A     \r\nAPM     EC-OPX          AEA96LZ EHAMLEMD190726184726,737789     ,BCG3BL2000003,.794,,459.5,257.8,,,-25.47,,,37001,,, 65450,,,1031,1022,,, 84.85, 84.84,,, 2.7,423.4,,,0,0,,0,0,,0,0,0,0,0,0,,, 44.5430,,,  -0.7715,,,-145.92,,, -2.9,,,-148.8,,, -0.011,-0.002,,,,6.777,,11030, 5520, 5500,    0,,    0,,, 3938, 4029,,, 0.0,,,,, 68946,,,,,, 60401,,, 8545, 3850, 3855,  843,,    -,,,  60C749,  60C752,,,,,,-147.597,-150.508,,,102.1,102.0,,  17,  18,,,,719.9,712.8,,,,,,,-53.2,,, -1.3,,, -0.1,,,  2.7,,, -1.3, 0.6, 0.6, -0.2, -0.3,,, -0.2,,  2.7,  3.0,,, 0.8, 0.6,,,-0.00,,,-0.00,,, 1.01,,, -0.014,,,\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488409,"usec":294670},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871167,"noise_level":-25.763126,"freq_skew":0.929643,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488410,"usec":66993},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558105,"noise_level":-26.141335,"freq_skew":-0.661297,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":699,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44616,"credit":4,"rseq":15,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[150,56,81,53]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488410,"usec":71714},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.199978,"noise_level":-26.078686,"freq_skew":0.978822,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":556,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[216,17,11,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488410,"usec":836533},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854375,"noise_level":-25.790785,"freq_skew":0.900139,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488410,"usec":840243},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.385061,"noise_level":-25.706600,"freq_skew":0.887872,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488411,"usec":583499},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617207,"noise_level":-25.377798,"freq_skew":1.725176,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488411,"usec":584485},"freq":136975000,"burst_len_octets":317,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451380,"noise_level":-25.329533,"freq_skew":1.411064,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UX1094","msg_num":"D40","msg_num_seq":"A","sublabel":"DF","msg_text":"A53A\r\nE   PX 19071713 5312128\r\n96LZ3EHAMLEMDESBSM22-H200-0004\r\n60C749\r\n60C752\r\n 88.8 92.219.419.1  201713\r\n 88.8 91.730232936  8619.417.0  - 45  8-  64  211715\r\n 71.4 92.030133054  8617.518.6 75 69  93  92 -481755\r\n 66.7 86.530283066  7617.118.0 77 72  85  84 -531912\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488413,"usec":114914},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669871,"noise_level":-24.778788,"freq_skew":0.901752,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":20.000000,"flags":246,"pdu_id":19556,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488414,"usec":637627},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784899,"noise_level":-24.056757,"freq_skew":1.845910,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488415,"usec":395323},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588081,"noise_level":-24.656237,"freq_skew":0.780352,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488415,"usec":396188},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705406,"noise_level":-24.626595,"freq_skew":0.703449,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-5.700000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488415,"usec":396330},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.099831,"noise_level":-24.611809,"freq_skew":1.441251,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488415,"usec":396583},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828175,"noise_level":-24.611809,"freq_skew":0.953555,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SBD","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"SN06HB","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488415,"usec":396583},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.828175,"noise_level":-24.611809,"freq_skew":0.953555,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146104","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,204,68,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488415,"usec":400382},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817194,"noise_level":-25.447683,"freq_skew":0.759852,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488415,"usec":401028},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450348,"noise_level":-25.415218,"freq_skew":-0.661532,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488415,"usec":401548},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617587,"noise_level":-26.450626,"freq_skew":0.967484,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":"21146104","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488416,"usec":152584},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737102,"noise_level":-26.377916,"freq_skew":0.920404,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SBD","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488416,"usec":156580},"freq":136975000,"burst_len_octets":140,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501897,"noise_level":-26.488468,"freq_skew":1.218967,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"80","blk_id":"6","ack":"!","flight":"P601VK","msg_num":"M69","msg_num_seq":"A","msg_text":"3N01 POSRPT 01VK/19 GCRR/EDDL .EC-NLJ\r\n/POS N41129W005593/ALT +33999/MCH 798/FOB 00885/ETA 2107"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488416,"usec":160930},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599610,"noise_level":-27.269791,"freq_skew":0.722682,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488416,"usec":914978},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097807,"noise_level":-27.065559,"freq_skew":0.659546,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488416,"usec":919986},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574393,"noise_level":-26.890987,"freq_skew":0.652392,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488417,"usec":682473},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733376,"noise_level":-26.701050,"freq_skew":0.783637,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":19556,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488417,"usec":682473},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.733376,"noise_level":-26.701050,"freq_skew":0.783637,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488417,"usec":682601},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309841,"noise_level":-26.701050,"freq_skew":1.329998,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488417,"usec":684482},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706394,"noise_level":-26.589048,"freq_skew":1.006752,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":19556,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488418,"usec":449798},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855457,"noise_level":-26.270241,"freq_skew":-1.724881,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":123,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44844,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[191,248,117,159]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":13,"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":1784488419,"usec":203118},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608695,"noise_level":-26.093271,"freq_skew":0.807770,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":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":19600,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488419,"usec":208429},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773015,"noise_level":-25.954247,"freq_skew":-0.492752,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488419,"usec":210658},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711964,"noise_level":-25.919834,"freq_skew":-0.957014,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2952,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[159,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488419,"usec":960600},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842021,"noise_level":-25.766647,"freq_skew":-1.618125,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":124,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44844,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[153,210,103,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488419,"usec":961467},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647188,"noise_level":-25.716181,"freq_skew":-2.848043,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488419,"usec":968365},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014654,"noise_level":-25.878466,"freq_skew":1.132507,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488419,"usec":968917},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736817,"noise_level":-25.962870,"freq_skew":1.009354,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SBD","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488419,"usec":969119},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659071,"noise_level":-25.945629,"freq_skew":-1.542182,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784488420,"usec":732178},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831920,"noise_level":-25.791992,"freq_skew":-1.584866,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488420,"usec":737882},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950851,"noise_level":-25.476303,"freq_skew":0.893745,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488421,"usec":480432},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412331,"noise_level":-25.427492,"freq_skew":-1.489613,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":125,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":7,"dst_ref":26412,"credit":2,"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]},{"name":"tpdu_size","value":1024},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000},{"name":"atn_checksum","value":[88,9,236,152]}]}],"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":1784488421,"usec":483110},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.163133,"noise_level":-25.298649,"freq_skew":0.982560,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":48.500000,"flags":192,"pdu_id":5335,"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":[178,140,75,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488421,"usec":490202},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483884,"noise_level":-25.256739,"freq_skew":0.945457,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":19556,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488422,"usec":250913},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866832,"noise_level":-25.330624,"freq_skew":-1.637473,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784488423,"usec":17182},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470605,"noise_level":-25.046503,"freq_skew":1.320359,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488423,"usec":19321},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668308,"noise_level":-24.938473,"freq_skew":-1.002599,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2952,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[159,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488424,"usec":544270},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538372,"noise_level":-23.967262,"freq_skew":0.767251,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488425,"usec":301996},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.996079,"noise_level":-24.236153,"freq_skew":-0.045042,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488426,"usec":65604},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859890,"noise_level":-24.012716,"freq_skew":1.282359,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":65,"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":44754,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[115,36,208,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488426,"usec":66464},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839275,"noise_level":-25.116787,"freq_skew":-1.732771,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1680,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488426,"usec":67785},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893183,"noise_level":-25.069946,"freq_skew":0.901119,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":48.500000,"flags":192,"pdu_id":5335,"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":[178,140,75,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488427,"usec":584660},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.052337,"noise_level":-24.882212,"freq_skew":1.355606,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784488427,"usec":586284},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460733,"noise_level":-25.918419,"freq_skew":-0.251323,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488427,"usec":592316},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568243,"noise_level":-25.868399,"freq_skew":-0.640216,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488428,"usec":352267},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.190802,"noise_level":-25.632645,"freq_skew":-1.007458,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2953,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[98,119]},{"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":1784488429,"usec":106401},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878163,"noise_level":-25.179501,"freq_skew":0.910995,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":1784488430,"usec":637496},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.990996,"noise_level":-24.526611,"freq_skew":1.120020,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488430,"usec":643010},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945959,"noise_level":-24.295677,"freq_skew":0.754786,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":48.500000,"flags":192,"pdu_id":5335,"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":[178,140,75,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488430,"usec":644110},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663081,"noise_level":-24.253052,"freq_skew":0.948591,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":350,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44833,"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":[166,177,112,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488431,"usec":391105},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763720,"noise_level":-24.972088,"freq_skew":-1.718147,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"AT851W","msg_num":"D84","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02113863058HAMMMN1 190719132454 -22.5-50.8 369990.7961457200\r\n8515CRS A01 02  0  0  0  0N 4150.6W  217.6 15880239 65"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488431,"usec":394753},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.042408,"noise_level":-25.179756,"freq_skew":1.774083,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-ORJ","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX1518","msg_num":"F34","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40393W001271,ADU01,191349,310,ADUXO,191828,MD001,M41,237051,808F88"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488431,"usec":396952},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651015,"noise_level":-25.101265,"freq_skew":0.725324,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784488431,"usec":397475},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.189229,"noise_level":-25.085651,"freq_skew":1.059267,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":44751,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[143,54,143,118]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488432,"usec":924754},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.096339,"noise_level":-24.295906,"freq_skew":1.678221,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488433,"usec":671696},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.211331,"noise_level":-24.196770,"freq_skew":-0.665555,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488434,"usec":442012},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858158,"noise_level":-23.690773,"freq_skew":-1.918120,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488435,"usec":198362},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535285,"noise_level":-24.348572,"freq_skew":1.760685,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488435,"usec":199415},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493781,"noise_level":-24.305687,"freq_skew":-0.874434,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPG"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488435,"usec":206569},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565999,"noise_level":-24.965919,"freq_skew":0.807242,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":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":19727,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488435,"usec":971878},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488464,"noise_level":-24.944990,"freq_skew":-1.425022,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488436,"usec":726872},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590508,"noise_level":-25.603748,"freq_skew":-0.749766,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"16336661","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,70,82,0,57,189,177,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488436,"usec":731206},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452734,"noise_level":-25.472282,"freq_skew":-0.791396,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNR","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"AF1197","msg_num":"S81","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488438,"usec":256055},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379973,"noise_level":-24.897282,"freq_skew":-0.878377,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488442,"usec":69114},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746229,"noise_level":-23.822653,"freq_skew":0.372362,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488442,"usec":821719},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650589,"noise_level":-23.635843,"freq_skew":0.550297,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":873,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[26,154,215,134]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488443,"usec":585750},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.472773,"noise_level":-23.401413,"freq_skew":2.205321,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":218,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[242,168,143,223]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488443,"usec":587998},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802821,"noise_level":-23.311928,"freq_skew":1.009465,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":22761,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[123,164,2,143]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488443,"usec":592533},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.029860,"noise_level":-23.210775,"freq_skew":0.390685,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":151,"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":1784488443,"usec":604641},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598364,"noise_level":-23.209595,"freq_skew":1.615601,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29593,"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":[53,112,23,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488444,"usec":351551},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744615,"noise_level":-23.735882,"freq_skew":0.988672,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488445,"usec":111766},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.860001,"noise_level":-24.001610,"freq_skew":1.226996,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488445,"usec":875359},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.129981,"noise_level":-23.732241,"freq_skew":-2.420475,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44803,"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":[254,234,132,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488448,"usec":167049},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744495,"noise_level":-22.951988,"freq_skew":0.738920,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[225,162,241,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488448,"usec":916127},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589448,"noise_level":-23.322655,"freq_skew":0.723205,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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","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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[202,65,75,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488449,"usec":676785},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815862,"noise_level":-23.164684,"freq_skew":0.820454,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488449,"usec":688021},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.500101,"noise_level":-23.411329,"freq_skew":1.118353,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488451,"usec":202172},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615478,"noise_level":-22.809126,"freq_skew":1.540528,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":5,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44815,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[22,249,79,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488451,"usec":202449},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501683,"noise_level":-23.414927,"freq_skew":0.629553,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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","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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[202,65,75,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488451,"usec":202712},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999629,"noise_level":-24.468651,"freq_skew":1.744892,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1991,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[206,89]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488451,"usec":961519},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021636,"noise_level":-24.425173,"freq_skew":0.867645,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488451,"usec":962283},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946766,"noise_level":-24.834688,"freq_skew":0.668204,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1018,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[219,202,36,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488451,"usec":964258},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585759,"noise_level":-25.277359,"freq_skew":0.456544,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1019,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44765,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[212,173,103,156]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784488451,"usec":971429},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.645333,"noise_level":-25.895298,"freq_skew":0.771175,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDM"},{"name":"ac_location","value":{"loc":{"lat":42.200001,"lon":-0.800000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488452,"usec":735722},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933206,"noise_level":-25.559410,"freq_skew":0.494736,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488452,"usec":737572},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.648588,"noise_level":-25.526525,"freq_skew":0.742607,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21220423","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,85,67,0,69,33,19,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488453,"usec":490039},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765722,"noise_level":-25.267832,"freq_skew":0.930348,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488453,"usec":501379},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621529,"noise_level":-25.765533,"freq_skew":0.451139,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488453,"usec":501857},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.206436,"noise_level":-26.737299,"freq_skew":0.886622,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"_d","blk_id":"4","ack":"!","flight":"H603WU","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488454,"usec":253818},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.073159,"noise_level":-26.495436,"freq_skew":2.063424,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":74,"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":44797,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[162,86,48,123]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488454,"usec":263271},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088904,"noise_level":-26.331852,"freq_skew":1.386883,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784488455,"usec":10864},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394480,"noise_level":-26.739893,"freq_skew":1.000361,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":48.500000,"flags":192,"pdu_id":5387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[20,144,0,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488455,"usec":20278},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329337,"noise_level":-26.461330,"freq_skew":1.354089,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488455,"usec":781748},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453046,"noise_level":-26.334328,"freq_skew":1.184269,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":772,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"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":[46,33,118,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488455,"usec":792078},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.366557,"noise_level":-26.402943,"freq_skew":0.727269,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784488456,"usec":531663},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.962023,"noise_level":-26.187782,"freq_skew":0.936844,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":557,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44603,"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":[106,122,243,174]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488456,"usec":542618},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566372,"noise_level":-25.943319,"freq_skew":1.761387,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1992,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[157,220]},{"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":1784488457,"usec":305891},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411115,"noise_level":-25.457819,"freq_skew":-0.295401,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":44685,"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":[131,151,164,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488458,"usec":59682},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.826282,"noise_level":-26.143551,"freq_skew":-0.761936,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNJ","mode":"2","label":"2F","blk_id":"0","ack":"!","flight":"AF1195","msg_num":"M95","msg_num_seq":"A","msg_text":"1914+4457-372/3441"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488459,"usec":584673},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471484,"noise_level":-25.067732,"freq_skew":0.888633,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488460,"usec":346020},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651881,"noise_level":-25.280548,"freq_skew":0.443750,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1020,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44765,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[186,158,254,52]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":14,"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":1784488461,"usec":114492},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625144,"noise_level":-25.036955,"freq_skew":-3.393115,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488461,"usec":865120},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858814,"noise_level":-24.785328,"freq_skew":0.668100,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488461,"usec":865427},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880641,"noise_level":-24.892862,"freq_skew":-2.809075,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":820,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488461,"usec":866221},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460965,"noise_level":-24.862402,"freq_skew":0.540494,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488462,"usec":631176},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734760,"noise_level":-25.436489,"freq_skew":0.784727,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784488462,"usec":634047},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795990,"noise_level":-25.275566,"freq_skew":0.562938,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"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":44765,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[49,151,86,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488462,"usec":637200},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.183105,"noise_level":-26.283524,"freq_skew":0.992085,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488463,"usec":403744},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.091697,"noise_level":-25.967052,"freq_skew":-1.714470,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488463,"usec":404361},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.315476,"noise_level":-25.932589,"freq_skew":-0.929086,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488463,"usec":404560},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578619,"noise_level":-26.778193,"freq_skew":1.928023,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488464,"usec":153057},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607160,"noise_level":-26.553658,"freq_skew":2.018661,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":219,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[72,117,193,138]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44760,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[246,164,126,151]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784488464,"usec":920713},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607072,"noise_level":-26.033850,"freq_skew":-0.323990,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44685,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[216,145,237,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488464,"usec":922232},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795391,"noise_level":-25.947289,"freq_skew":-0.149938,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":655,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44685,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[32,243,3,215]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":14,"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":1784488464,"usec":924778},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974062,"noise_level":-26.201302,"freq_skew":2.049172,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488464,"usec":925241},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.211652,"noise_level":-26.183582,"freq_skew":-0.982988,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488465,"usec":680222},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416653,"noise_level":-26.025715,"freq_skew":1.100470,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488465,"usec":682719},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010997,"noise_level":-25.870665,"freq_skew":-0.276438,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488465,"usec":687601},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915567,"noise_level":-25.751955,"freq_skew":1.336020,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3,"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":44754,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[200,240,3,190]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488465,"usec":687601},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.915567,"noise_level":-25.751955,"freq_skew":1.336020,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44754,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[17,144,32,229]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":14,"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":1784488466,"usec":450672},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518871,"noise_level":-25.582542,"freq_skew":1.562720,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44683,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[11,153,118,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488467,"usec":204095},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726600,"noise_level":-26.113289,"freq_skew":0.759878,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-NMS","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"3O114H","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488467,"usec":204095},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.726600,"noise_level":-26.113289,"freq_skew":0.759878,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"00400634","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,77,65,67,0,2,1,156,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488467,"usec":971642},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656986,"noise_level":-25.685061,"freq_skew":-0.135698,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":44704,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[105,38,9,145]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488467,"usec":972815},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487540,"noise_level":-25.651695,"freq_skew":1.881488,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1993,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488468,"usec":721734},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826557,"noise_level":-25.463772,"freq_skew":0.716283,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488468,"usec":723217},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731162,"noise_level":-25.730970,"freq_skew":0.667905,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488469,"usec":487793},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839383,"noise_level":-25.848063,"freq_skew":1.153342,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3,"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":44754,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[200,240,3,190]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488469,"usec":488319},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562865,"noise_level":-26.402166,"freq_skew":1.247764,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44754,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[17,144,32,229]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":14,"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":1784488470,"usec":246703},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751794,"noise_level":-25.977087,"freq_skew":2.024227,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":220,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44760,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[186,122,195,169]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":14,"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":1784488470,"usec":249453},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416617,"noise_level":-25.805931,"freq_skew":1.665672,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44683,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[11,153,118,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488470,"usec":252323},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.886883,"noise_level":-25.755236,"freq_skew":1.023464,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488470,"usec":256109},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929090,"noise_level":-26.097836,"freq_skew":1.223959,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488471,"usec":14231},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.034664,"noise_level":-26.370892,"freq_skew":0.701385,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488471,"usec":17740},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615156,"noise_level":-26.174181,"freq_skew":2.091080,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488471,"usec":26189},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999741,"noise_level":-26.103737,"freq_skew":0.169078,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488472,"usec":536884},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718943,"noise_level":-26.133175,"freq_skew":2.275811,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":221,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[187,21,188,122]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488472,"usec":538764},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586875,"noise_level":-26.425892,"freq_skew":2.270166,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488473,"usec":300316},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.614221,"noise_level":-26.174732,"freq_skew":1.796942,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":39.100002,"lon":-3.100000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488473,"usec":305232},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988951,"noise_level":-25.999676,"freq_skew":1.942486,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LGS","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"W668HS","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488473,"usec":306386},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.132703,"noise_level":-26.124577,"freq_skew":1.979291,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21616672","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,29,186,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488473,"usec":308728},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552730,"noise_level":-26.019726,"freq_skew":-0.224928,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":656,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44685,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[14,151,91,91]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":14,"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":1784488474,"usec":55454},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667487,"noise_level":-26.655645,"freq_skew":1.376852,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44754,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[166,112,79,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":14,"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":1784488474,"usec":56547},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712654,"noise_level":-27.648600,"freq_skew":0.333623,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1022,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488474,"usec":825562},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672833,"noise_level":-27.002714,"freq_skew":0.673236,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488474,"usec":825633},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514208,"noise_level":-27.002714,"freq_skew":-0.063157,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488474,"usec":825633},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.514208,"noise_level":-27.002714,"freq_skew":-0.063157,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488474,"usec":825823},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644139,"noise_level":-26.983284,"freq_skew":1.099586,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784488475,"usec":593155},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812295,"noise_level":-26.715733,"freq_skew":-0.907153,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488475,"usec":595024},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798985,"noise_level":-26.772449,"freq_skew":0.943265,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488475,"usec":596137},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952858,"noise_level":-26.715805,"freq_skew":-0.918493,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":756,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[35,164,198,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488475,"usec":600722},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439854,"noise_level":-27.228466,"freq_skew":-0.127061,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44685,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[46,94,32,134]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488476,"usec":343298},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649639,"noise_level":-28.117844,"freq_skew":1.109690,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":6,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44754,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[30,189,53,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488476,"usec":344797},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964046,"noise_level":-28.972406,"freq_skew":1.538374,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488477,"usec":116061},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675140,"noise_level":-28.247074,"freq_skew":-0.175441,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488477,"usec":871845},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020530,"noise_level":-27.661194,"freq_skew":-0.058668,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488478,"usec":644854},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624133,"noise_level":-26.936844,"freq_skew":0.700540,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":1784488479,"usec":390482},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744706,"noise_level":-26.708221,"freq_skew":0.669420,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38368,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[40,42,185,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488479,"usec":391679},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687779,"noise_level":-26.633331,"freq_skew":-0.134982,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52573,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[11,0,106,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488479,"usec":391679},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.687779,"noise_level":-26.633331,"freq_skew":-0.134982,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":52573,"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":[1,180,56,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488479,"usec":393623},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818597,"noise_level":-27.012197,"freq_skew":0.906675,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488479,"usec":394736},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734388,"noise_level":-26.992744,"freq_skew":-2.788072,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488480,"usec":159836},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384003,"noise_level":-26.575485,"freq_skew":-0.005783,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488480,"usec":918138},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695917,"noise_level":-26.159683,"freq_skew":0.984728,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488480,"usec":921067},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729576,"noise_level":-26.735163,"freq_skew":-1.549449,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784488481,"usec":682046},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645986,"noise_level":-26.383987,"freq_skew":0.503025,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488481,"usec":682303},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767875,"noise_level":-26.365891,"freq_skew":0.997238,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44751,"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":[233,164,23,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488482,"usec":438253},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670434,"noise_level":-26.046459,"freq_skew":0.714786,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38375,"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":[96,89,136,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488482,"usec":438972},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463507,"noise_level":-26.011681,"freq_skew":-2.771661,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52549,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[245,8,18,51]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488482,"usec":439457},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861195,"noise_level":-26.433292,"freq_skew":-2.595277,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52549,"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":[160,188,178,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488482,"usec":440551},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749860,"noise_level":-27.318653,"freq_skew":0.952972,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488483,"usec":206678},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950315,"noise_level":-26.847530,"freq_skew":-2.806235,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488483,"usec":210057},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.109651,"noise_level":-27.667885,"freq_skew":1.302629,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488484,"usec":724892},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437502,"noise_level":-26.828247,"freq_skew":-0.995266,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488486,"usec":256212},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.437569,"noise_level":-25.520950,"freq_skew":1.258411,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488488,"usec":539683},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960495,"noise_level":-24.574034,"freq_skew":1.418462,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784488489,"usec":300243},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.572095,"noise_level":-24.178577,"freq_skew":0.888870,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":558,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33813,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[150,78,141,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488490,"usec":57596},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092193,"noise_level":-23.956600,"freq_skew":0.802470,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":559,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33813,"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":[65,183,131,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488490,"usec":68080},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291298,"noise_level":-23.700163,"freq_skew":1.031599,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":773,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488490,"usec":69740},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889780,"noise_level":-24.889679,"freq_skew":0.835232,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488490,"usec":824782},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.021924,"noise_level":-24.844044,"freq_skew":0.933998,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488490,"usec":838397},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582928,"noise_level":-24.472809,"freq_skew":-1.939973,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"AT851W","msg_num":"D85","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02114463058HAMMMN1 190719142469 -22.5-51.3 369980.8021456400\r\n8515CRS A01 02  0  0  0  0N 4144.5W  221.6 15760235 70"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488491,"usec":581940},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396854,"noise_level":-24.429306,"freq_skew":1.385755,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488492,"usec":353790},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624334,"noise_level":-24.877741,"freq_skew":0.595904,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":874,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"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":[201,179,95,136]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488493,"usec":105604},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.069093,"noise_level":-24.741737,"freq_skew":-0.778076,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":52499,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[125,45,57,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488493,"usec":114897},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.698636,"noise_level":-24.432446,"freq_skew":-0.774101,"avlc":{"src":{"addr":"39BDA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"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":52499,"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":[45,185,130,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488493,"usec":873880},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714240,"noise_level":-24.119816,"freq_skew":-1.856405,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784488494,"usec":629312},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719531,"noise_level":-24.894278,"freq_skew":-1.975916,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488494,"usec":642799},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606319,"noise_level":-24.713068,"freq_skew":0.913170,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":1784488495,"usec":406975},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663496,"noise_level":-24.491749,"freq_skew":-0.652536,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488495,"usec":407206},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912614,"noise_level":-24.491749,"freq_skew":-1.753697,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488495,"usec":407382},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470726,"noise_level":-25.481911,"freq_skew":-0.809321,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":700,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33815,"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":[60,54,165,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488495,"usec":411360},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.142473,"noise_level":-25.320150,"freq_skew":-1.385289,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488495,"usec":412192},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402533,"noise_level":-25.288158,"freq_skew":-0.778252,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44699,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[120,113,248,246]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44699,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[252,48,168,187]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":14,"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":1784488496,"usec":153881},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675384,"noise_level":-26.032509,"freq_skew":-1.481447,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784488496,"usec":916835},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477929,"noise_level":-25.624733,"freq_skew":0.970160,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","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":1784488496,"usec":923280},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307046,"noise_level":-25.697060,"freq_skew":-0.814490,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488497,"usec":685157},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.443240,"noise_level":-25.368610,"freq_skew":0.887256,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"H603WU","msg_num":"S83","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488498,"usec":448108},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.274112,"noise_level":-24.898111,"freq_skew":0.936023,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"QX","blk_id":"5","ack":"A","flight":"H603WU","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488499,"usec":199943},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.042967,"noise_level":-24.778866,"freq_skew":0.837773,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-LAH","mode":"2","label":"_d","blk_id":"6","ack":"!","flight":"H603WU","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488499,"usec":972632},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527411,"noise_level":-24.029160,"freq_skew":-0.730446,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44699,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[210,166,20,64]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":14,"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":1784488500,"usec":742252},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600879,"noise_level":-24.761564,"freq_skew":-1.692920,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"GMMN"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488501,"usec":487740},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796288,"noise_level":-24.731560,"freq_skew":-1.741590,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":1681,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[120,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488501,"usec":490364},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831268,"noise_level":-24.689663,"freq_skew":-0.742548,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488501,"usec":491683},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781847,"noise_level":-24.645063,"freq_skew":1.280938,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784488501,"usec":491683},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.781847,"noise_level":-24.645063,"freq_skew":1.280938,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":7,"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":44815,"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":[202,89,118,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488501,"usec":493972},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441087,"noise_level":-24.621918,"freq_skew":-1.828226,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"00400633","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,79,77,65,0,112,192,240,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488501,"usec":494556},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819143,"noise_level":-25.540426,"freq_skew":-1.687158,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1682,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44701,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[48,154]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":14,"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":1784488501,"usec":495795},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557013,"noise_level":-25.491253,"freq_skew":-1.881778,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"AT851W","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488502,"usec":253306},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910476,"noise_level":-26.256380,"freq_skew":1.728541,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44823,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[112,195,55,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488502,"usec":253598},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810313,"noise_level":-26.238548,"freq_skew":1.953549,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":74,"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":44797,"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":[2,126,235,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488503,"usec":15576},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880136,"noise_level":-26.010008,"freq_skew":-1.768720,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488503,"usec":17759},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552640,"noise_level":-27.017576,"freq_skew":-1.654348,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488503,"usec":18327},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481600,"noise_level":-27.154362,"freq_skew":0.007625,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":152,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44909,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[147,73,183,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488503,"usec":771123},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891255,"noise_level":-26.824215,"freq_skew":1.423660,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488506,"usec":64008},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.381528,"noise_level":-25.468441,"freq_skew":-2.473327,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488507,"usec":596253},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332071,"noise_level":-24.338827,"freq_skew":0.954076,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488509,"usec":105666},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385661,"noise_level":-23.933334,"freq_skew":0.655769,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488509,"usec":111413},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711371,"noise_level":-23.717461,"freq_skew":-1.550649,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1683,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44701,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[38,254]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":15,"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":1784488509,"usec":878609},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848423,"noise_level":-24.136051,"freq_skew":-0.337049,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3540,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[233,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488510,"usec":634342},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551455,"noise_level":-24.435226,"freq_skew":-1.824081,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488510,"usec":640812},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899263,"noise_level":-25.085140,"freq_skew":-1.410971,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1684,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[116,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488511,"usec":391632},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774702,"noise_level":-25.268938,"freq_skew":-0.322718,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784488512,"usec":153123},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520580,"noise_level":-24.879501,"freq_skew":0.819910,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488512,"usec":921238},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474854,"noise_level":-24.448601,"freq_skew":0.654287,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488512,"usec":922451},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.091495,"noise_level":-24.442215,"freq_skew":0.682220,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44766,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[46,13]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488512,"usec":925189},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383488,"noise_level":-25.539816,"freq_skew":-0.929754,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488512,"usec":928433},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872213,"noise_level":-25.425514,"freq_skew":0.874103,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5536,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[189,69]},{"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":1784488514,"usec":438556},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499140,"noise_level":-24.875538,"freq_skew":-0.939283,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":759,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44699,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[205,62,43,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488514,"usec":439633},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.025611,"noise_level":-24.829979,"freq_skew":-1.832093,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784488514,"usec":439993},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356800,"noise_level":-24.814846,"freq_skew":0.695248,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488514,"usec":440088},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-12.774656,"noise_level":-24.814846,"freq_skew":1.205357,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":53,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488515,"usec":979020},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543728,"noise_level":-23.867332,"freq_skew":-1.590145,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UX7403","msg_num":"F45","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42593W005540,GOTOX,191514,154,XONDA,191559,AS610,M5,222016,91D9F7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488516,"usec":733037},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641959,"noise_level":-23.759541,"freq_skew":1.877842,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488516,"usec":737718},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964684,"noise_level":-23.639854,"freq_skew":0.881643,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5541,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29766,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[216,177,211,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488516,"usec":738340},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847675,"noise_level":-23.847424,"freq_skew":0.996458,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488517,"usec":496416},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.030510,"noise_level":-23.829470,"freq_skew":-1.436383,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488518,"usec":254267},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734752,"noise_level":-24.555450,"freq_skew":0.950663,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5544,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[253,115,123,75]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488518,"usec":257554},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329166,"noise_level":-24.438831,"freq_skew":-0.094426,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44704,"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":[245,183,73,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488519,"usec":7223},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021362,"noise_level":-24.231876,"freq_skew":0.507440,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":351,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488519,"usec":9402},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814939,"noise_level":-24.719236,"freq_skew":0.883181,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488519,"usec":12001},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.530426,"noise_level":-25.396463,"freq_skew":0.895063,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784488519,"usec":773910},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979753,"noise_level":-25.188789,"freq_skew":0.898818,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784488520,"usec":545283},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634689,"noise_level":-24.505993,"freq_skew":0.943784,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5541,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29766,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[216,177,211,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488521,"usec":293641},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.234838,"noise_level":-24.433334,"freq_skew":2.802190,"avlc":{"src":{"addr":"3444CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488521,"usec":293891},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.323549,"noise_level":-24.418877,"freq_skew":-0.071877,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44704,"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":[245,183,73,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488521,"usec":294373},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408015,"noise_level":-24.404442,"freq_skew":1.850622,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":44683,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[106,143,204,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488521,"usec":294780},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456497,"noise_level":-24.749163,"freq_skew":0.733235,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488521,"usec":298693},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812440,"noise_level":-24.816572,"freq_skew":-2.735056,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44737,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[67,193,76,1]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488522,"usec":62452},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675961,"noise_level":-24.840034,"freq_skew":0.955325,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488522,"usec":64344},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669150,"noise_level":-24.779589,"freq_skew":0.821226,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784488522,"usec":820503},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858763,"noise_level":-25.215267,"freq_skew":-2.455094,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488523,"usec":594208},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401368,"noise_level":-24.761431,"freq_skew":-0.699746,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52533,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[34,48,201,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488523,"usec":596862},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717665,"noise_level":-24.924065,"freq_skew":0.730838,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":20400,"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":1784488523,"usec":598525},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590570,"noise_level":-24.893494,"freq_skew":0.871527,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38460,"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":[40,57,152,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488524,"usec":340799},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426598,"noise_level":-25.447151,"freq_skew":-0.697624,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784488524,"usec":340799},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.426598,"noise_level":-25.447151,"freq_skew":-0.697624,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":406,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52533,"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":[124,18,19,31]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488525,"usec":108202},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.518931,"noise_level":-25.702240,"freq_skew":0.671184,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784488529,"usec":676834},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777313,"noise_level":-23.611816,"freq_skew":-0.559184,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":701,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44616,"credit":4,"rseq":15,"variable_part_params":[{"name":"atn_checksum","value":[5,217,150,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488530,"usec":443008},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195381,"noise_level":-23.777456,"freq_skew":-0.097346,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488530,"usec":451896},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726355,"noise_level":-24.323187,"freq_skew":-0.669277,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488531,"usec":206007},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.968616,"noise_level":-24.181469,"freq_skew":0.524913,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":711,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488531,"usec":206174},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050426,"noise_level":-24.181469,"freq_skew":1.682890,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":305,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488531,"usec":207512},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435941,"noise_level":-25.055458,"freq_skew":0.713576,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488531,"usec":208212},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871877,"noise_level":-25.183052,"freq_skew":2.248312,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488531,"usec":965356},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906782,"noise_level":-25.408775,"freq_skew":0.938328,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488531,"usec":968394},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969471,"noise_level":-25.280209,"freq_skew":1.458497,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488535,"usec":15180},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117542,"noise_level":-23.872105,"freq_skew":1.295993,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488535,"usec":776006},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985714,"noise_level":-24.898846,"freq_skew":0.905877,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":5,"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":22835,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[123,164,2,143]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488535,"usec":779852},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410884,"noise_level":-24.923124,"freq_skew":1.721339,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29593,"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":[53,112,23,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488536,"usec":536215},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248882,"noise_level":-24.607420,"freq_skew":0.908200,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488539,"usec":592508},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.640685,"noise_level":-23.309803,"freq_skew":-1.494395,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":126,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44844,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[14,155,52,210]},{"name":"subseq_num","value":1}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488542,"usec":632419},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931604,"noise_level":-22.946957,"freq_skew":0.835527,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488542,"usec":632520},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730819,"noise_level":-22.946957,"freq_skew":-1.629495,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":127,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26412,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[184,241,137,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488542,"usec":635292},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.295255,"noise_level":-22.981483,"freq_skew":-1.854977,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":126,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44844,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[14,155,52,210]},{"name":"subseq_num","value":1}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488543,"usec":402263},"freq":136975000,"burst_len_octets":310,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.913561,"noise_level":-22.776207,"freq_skew":-1.519941,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX7403","msg_num":"D16","msg_num_seq":"A","sublabel":"DF","msg_text":"CRZ00005619524021EMD EAS 190719021338 -17.0-43.0 309920.7511311607\r\n4034SCR1A85 04  0  0  0  0 84.2 84.3 90.8 90.8608616 2672 2678  60.1 \r\n 60.245461041040.780.661.361.363141520.050.060.050.02333140110LO LO 0\r\n001100277.5437.0N41.6789W  5.0278313   19134400  5.9"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488544,"usec":160505},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729127,"noise_level":-22.563601,"freq_skew":0.797021,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488544,"usec":919769},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.218810,"noise_level":-22.678875,"freq_skew":-1.549438,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488551,"usec":16126},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472844,"noise_level":-22.676174,"freq_skew":-0.100665,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44909,"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":[47,253,207,65]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488551,"usec":16785},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789509,"noise_level":-22.652567,"freq_skew":0.316978,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":352,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44833,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[121,82,103,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488551,"usec":17918},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692371,"noise_level":-23.176889,"freq_skew":0.970214,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488551,"usec":21071},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842243,"noise_level":-23.077288,"freq_skew":-1.733945,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"AT851W","msg_num":"D86","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02115063058HAMMMN1 190719152484 -23.5-51.5 370010.7941455200\r\n8515CRS A01 02  0  0  0  0N 4138.5W  225.5 15680234 70"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488551,"usec":777118},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879185,"noise_level":-24.098854,"freq_skew":0.299345,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488552,"usec":534332},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991182,"noise_level":-24.675638,"freq_skew":1.760843,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488552,"usec":535566},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653407,"noise_level":-24.631111,"freq_skew":1.290597,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":396,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488554,"usec":54208},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.361549,"noise_level":-24.827202,"freq_skew":-0.176610,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44909,"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":[47,253,207,65]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488554,"usec":54316},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810550,"noise_level":-24.827202,"freq_skew":-1.146477,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2954,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488554,"usec":55475},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583892,"noise_level":-24.781895,"freq_skew":0.991368,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":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":20584,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488554,"usec":824974},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.271734,"noise_level":-24.478052,"freq_skew":0.636362,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488554,"usec":825824},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579681,"noise_level":-24.478052,"freq_skew":-1.968158,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488555,"usec":582672},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394231,"noise_level":-25.284498,"freq_skew":0.777784,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488555,"usec":586783},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575508,"noise_level":-25.095053,"freq_skew":-2.358659,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEIB"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488556,"usec":344885},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708797,"noise_level":-24.818825,"freq_skew":-2.262383,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15060202","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,96,130,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488556,"usec":348322},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.993708,"noise_level":-24.728531,"freq_skew":0.752534,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":20606,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488557,"usec":102145},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849062,"noise_level":-24.550714,"freq_skew":-2.326817,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MVY","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"UX6027","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488557,"usec":110029},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445883,"noise_level":-24.290630,"freq_skew":-2.224863,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488557,"usec":870240},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568970,"noise_level":-25.055006,"freq_skew":0.697141,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488557,"usec":870708},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.404788,"noise_level":-26.242657,"freq_skew":0.583608,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488557,"usec":880506},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622253,"noise_level":-25.893335,"freq_skew":-2.215931,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488561,"usec":676785},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948215,"noise_level":-24.434658,"freq_skew":1.656712,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488561,"usec":677580},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935597,"noise_level":-24.391346,"freq_skew":-0.797050,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488561,"usec":677775},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807194,"noise_level":-24.391346,"freq_skew":0.717285,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":875,"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":1784488561,"usec":678318},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.615464,"noise_level":-24.362593,"freq_skew":1.167615,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784488561,"usec":678379},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.229749,"noise_level":-24.362593,"freq_skew":1.488717,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44823,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[197,144,105,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488561,"usec":678379},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-5.229749,"noise_level":-24.362593,"freq_skew":1.488717,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":400,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44823,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[212,41,39,14]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":15,"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":1784488562,"usec":448503},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668507,"noise_level":-24.359152,"freq_skew":1.974519,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488562,"usec":449638},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.754509,"noise_level":-24.761393,"freq_skew":1.576309,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488563,"usec":209182},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630990,"noise_level":-24.953899,"freq_skew":-0.832190,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":702,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488563,"usec":212275},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.178778,"noise_level":-25.095701,"freq_skew":-1.441458,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488563,"usec":213604},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.515900,"noise_level":-25.033457,"freq_skew":1.641629,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488563,"usec":964555},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.571584,"noise_level":-24.895012,"freq_skew":-2.553789,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488563,"usec":968747},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.271744,"noise_level":-24.728748,"freq_skew":-2.735308,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44803,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[69,88,38,251]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488563,"usec":968747},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.271744,"noise_level":-24.728748,"freq_skew":-2.735308,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":229,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44803,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[253,5,125,66]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":16,"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":1784488564,"usec":730507},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.155357,"noise_level":-24.262411,"freq_skew":-2.517062,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488568,"usec":542514},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.115379,"noise_level":-23.243233,"freq_skew":-2.640907,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488568,"usec":543222},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509744,"noise_level":-23.205460,"freq_skew":0.600160,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44752,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[152,145,159,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488569,"usec":292652},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914218,"noise_level":-23.433903,"freq_skew":0.932378,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488570,"usec":67023},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758858,"noise_level":-23.287973,"freq_skew":-0.301798,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784488570,"usec":839194},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509796,"noise_level":-23.695408,"freq_skew":0.746074,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5634,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[139,9,229,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488571,"usec":580545},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737023,"noise_level":-23.576593,"freq_skew":-2.730727,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":824,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[12,183,72,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488572,"usec":347887},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.892035,"noise_level":-23.424074,"freq_skew":1.798084,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44823,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[67,168,192,155]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784488572,"usec":348604},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528056,"noise_level":-23.385509,"freq_skew":0.926666,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784488572,"usec":348828},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.831325,"noise_level":-23.372692,"freq_skew":-1.667971,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488573,"usec":124910},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495511,"noise_level":-22.909565,"freq_skew":-0.726669,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488573,"usec":125022},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.238538,"noise_level":-22.897430,"freq_skew":1.628247,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488573,"usec":869798},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.644427,"noise_level":-22.788982,"freq_skew":1.530198,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488573,"usec":873828},"freq":136975000,"burst_len_octets":432,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935377,"noise_level":-23.094187,"freq_skew":-1.498606,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX7403","msg_num":"D17","msg_num_seq":"A","sublabel":"DF","msg_text":"000560719261902031311278-43-1707513099608616      0043900439\r\n26722678        0842208425          09080908        0000    0807    0\r\n0\r\n601602      104104      4546     11  11 100000000000        00000000\r\n00000000        00000000        00000000        000000\r\n0000000000          0000000000          0383004055\r\n000001      014014      314152      333140\r\n00000000        00000000\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488574,"usec":637264},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.250862,"noise_level":-22.897968,"freq_skew":1.229247,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488574,"usec":637660},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736285,"noise_level":-23.628277,"freq_skew":-0.612996,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":65,"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":44616,"credit":5,"rseq":16,"variable_part_params":[{"name":"atn_checksum","value":[120,121,145,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488574,"usec":640521},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908976,"noise_level":-23.909592,"freq_skew":1.027540,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346083","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488575,"usec":394822},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570385,"noise_level":-23.801281,"freq_skew":-0.774545,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":704,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44616,"sseq":14,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[186,94,140,155]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":14,"msg_ref":16,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":16,"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":1784488575,"usec":395087},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.941262,"noise_level":-24.725361,"freq_skew":1.561061,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44823,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[27,93,155,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488575,"usec":395209},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351981,"noise_level":-24.725361,"freq_skew":1.166919,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":774,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,193,139,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488575,"usec":395486},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.205122,"noise_level":-25.519783,"freq_skew":-2.558851,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488575,"usec":396996},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587813,"noise_level":-26.018650,"freq_skew":1.157234,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LGX","mode":"2","label":"17","blk_id":"8","ack":"!","flight":"W60168","msg_num":"M33","msg_num_seq":"A","msg_text":"191612,33996,2139, 20960,N 40.551,W  2.322,19JUL26,23707,  52,- 48"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488575,"usec":397747},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.815452,"noise_level":-25.983982,"freq_skew":-2.465312,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"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":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":63178,"dst_ref":52593,"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":[14,103,251,99]}]}],"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":1784488575,"usec":399650},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.608480,"noise_level":-26.376701,"freq_skew":-1.562487,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488576,"usec":159568},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654382,"noise_level":-26.250923,"freq_skew":0.778184,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784488576,"usec":164034},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685096,"noise_level":-25.952835,"freq_skew":-0.638795,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488576,"usec":165622},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729584,"noise_level":-25.956011,"freq_skew":0.954668,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488576,"usec":166593},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927964,"noise_level":-25.904434,"freq_skew":-2.698555,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488577,"usec":688857},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774295,"noise_level":-25.087063,"freq_skew":0.910170,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488578,"usec":447065},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394655,"noise_level":-24.887363,"freq_skew":1.190423,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":774,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,193,139,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488578,"usec":447545},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022559,"noise_level":-24.887363,"freq_skew":1.106980,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488578,"usec":449341},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003513,"noise_level":-25.013845,"freq_skew":-0.318843,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488578,"usec":450617},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952179,"noise_level":-25.734388,"freq_skew":1.033922,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784488579,"usec":964364},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.114394,"noise_level":-25.149414,"freq_skew":0.647667,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488579,"usec":968922},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947180,"noise_level":-25.040108,"freq_skew":-2.298444,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488579,"usec":972420},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848162,"noise_level":-24.871067,"freq_skew":-0.634021,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488580,"usec":736002},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728711,"noise_level":-25.413580,"freq_skew":-3.261200,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488581,"usec":482478},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.166746,"noise_level":-25.901272,"freq_skew":0.810892,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488583,"usec":16124},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573622,"noise_level":-24.960300,"freq_skew":0.464351,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1023,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[49,151,86,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488583,"usec":17099},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092445,"noise_level":-25.641304,"freq_skew":0.918854,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":1784488583,"usec":778547},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599547,"noise_level":-25.300367,"freq_skew":-0.727808,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488586,"usec":827176},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719478,"noise_level":-23.950577,"freq_skew":-1.110838,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488586,"usec":828183},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657836,"noise_level":-24.321606,"freq_skew":-0.884629,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":705,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44616,"sseq":15,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[138,156,212,44]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":15,"msg_ref":16,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":16,"sec":24}},"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":1784488586,"usec":829965},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690369,"noise_level":-24.592037,"freq_skew":-0.838290,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":706,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33815,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[222,169,253,99]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":16,"sec":24}},"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":1784488587,"usec":594138},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487085,"noise_level":-24.301672,"freq_skew":-0.634732,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488588,"usec":353805},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425398,"noise_level":-24.166821,"freq_skew":-0.899569,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488588,"usec":354944},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701043,"noise_level":-24.124821,"freq_skew":-0.714831,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":707,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":7314,"dst_ref":44616,"variable_part_params":[{"name":"atn_checksum","value":[117,148,116,145]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488588,"usec":357062},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435843,"noise_level":-24.037153,"freq_skew":-0.913477,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":708,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33815,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[190,193,230,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488589,"usec":106663},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824620,"noise_level":-23.859257,"freq_skew":0.930977,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5677,"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":[32,39,160,185]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":16,"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":125.750000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488589,"usec":871012},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593965,"noise_level":-24.070635,"freq_skew":0.081376,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488589,"usec":872985},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956835,"noise_level":-25.168159,"freq_skew":-1.599092,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488589,"usec":877917},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820996,"noise_level":-25.152426,"freq_skew":-0.644349,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488589,"usec":880220},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775348,"noise_level":-25.058615,"freq_skew":1.108671,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".TF-ICV","mode":"2","label":"_d","blk_id":"7","ack":"W","flight":"FI0578","msg_num":"S11","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488589,"usec":881089},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838441,"noise_level":-25.694931,"freq_skew":0.056314,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":353,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44833,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[206,31,153,252]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44833,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[106,144,45,197]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":16,"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":1784488590,"usec":631608},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636518,"noise_level":-25.512793,"freq_skew":0.981886,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5680,"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":[8,89,125,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488590,"usec":637025},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719628,"noise_level":-25.350464,"freq_skew":1.349449,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".TF-ICV","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FI0578","msg_num":"F94","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41483W008371,BEGAS,191628,370,XAMAX,193135,PT810,M55,230044,889E34"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488590,"usec":639443},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749424,"noise_level":-25.318357,"freq_skew":-0.701328,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":33815,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[20,142,25,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488591,"usec":390183},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635464,"noise_level":-26.086817,"freq_skew":0.488414,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":597,"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":1784488591,"usec":391511},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672853,"noise_level":-26.017076,"freq_skew":0.768895,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"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":1784488591,"usec":391940},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894948,"noise_level":-25.982416,"freq_skew":0.278504,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488591,"usec":397038},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712825,"noise_level":-25.879257,"freq_skew":0.709812,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5682,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[170,33,197,144]}]}],"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":7,"day":19},"time":{"hour":19,"min":16,"sec":30}},"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":1784488591,"usec":398279},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719567,"noise_level":-25.828133,"freq_skew":-0.708352,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":710,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33815,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[73,171,121,99]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784488592,"usec":153057},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637614,"noise_level":-25.659859,"freq_skew":0.810882,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488592,"usec":160552},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.472605,"noise_level":-25.567669,"freq_skew":-1.501496,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488592,"usec":163805},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827611,"noise_level":-25.501961,"freq_skew":2.063597,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44760,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[187,21,188,122]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488592,"usec":922453},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780054,"noise_level":-25.594883,"freq_skew":-0.660466,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488592,"usec":929799},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957323,"noise_level":-25.463552,"freq_skew":-1.026726,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2955,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[159,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488594,"usec":439215},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874964,"noise_level":-24.911240,"freq_skew":1.141950,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488594,"usec":443428},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742005,"noise_level":-24.789780,"freq_skew":-1.161402,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2956,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[98,119]},{"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":1784488595,"usec":206233},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624101,"noise_level":-24.556694,"freq_skew":0.966364,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488595,"usec":215430},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772082,"noise_level":-24.881088,"freq_skew":0.843546,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5682,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[170,33,197,144]}]}],"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":7,"day":19},"time":{"hour":19,"min":16,"sec":30}},"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":1784488595,"usec":217315},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746432,"noise_level":-24.850672,"freq_skew":0.276465,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":354,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44833,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[155,63,39,34]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":16,"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":1784488595,"usec":222880},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889114,"noise_level":-25.160114,"freq_skew":-0.438510,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":659,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[46,94,32,134]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488595,"usec":965538},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680725,"noise_level":-25.469543,"freq_skew":1.673848,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488595,"usec":965630},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010984,"noise_level":-25.469543,"freq_skew":0.692282,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5686,"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":[93,38,175,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488595,"usec":966689},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456079,"noise_level":-25.420769,"freq_skew":1.152331,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":65,"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":44754,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[30,189,53,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488595,"usec":967046},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571821,"noise_level":-26.478565,"freq_skew":-2.730969,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":825,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44737,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[152,142,126,171]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44737,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[88,41,160,81]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":16,"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":1784488595,"usec":974459},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638371,"noise_level":-27.123665,"freq_skew":0.826151,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5688,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[224,213,24,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488595,"usec":976121},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844859,"noise_level":-27.045126,"freq_skew":1.041995,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5689,"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":[99,60,5,73]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":16,"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":1784488596,"usec":730589},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922304,"noise_level":-27.353296,"freq_skew":0.267941,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488596,"usec":730589},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.922304,"noise_level":-27.353296,"freq_skew":0.267941,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488596,"usec":733014},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612683,"noise_level":-28.342518,"freq_skew":-2.759262,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488597,"usec":488896},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.063741,"noise_level":-27.814215,"freq_skew":0.775308,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784488597,"usec":493284},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702661,"noise_level":-27.708082,"freq_skew":0.165827,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44833,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[66,190,148,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488598,"usec":256233},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616233,"noise_level":-27.196045,"freq_skew":0.950365,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784488599,"usec":21679},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573632,"noise_level":-27.077158,"freq_skew":0.837051,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38578,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[40,42,185,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488599,"usec":22070},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962893,"noise_level":-27.289648,"freq_skew":-0.287109,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":52573,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[11,0,106,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488599,"usec":773374},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536048,"noise_level":-27.907906,"freq_skew":-0.142378,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":52573,"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":[1,180,56,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488599,"usec":774670},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779910,"noise_level":-27.821980,"freq_skew":0.921364,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488600,"usec":546392},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173805,"noise_level":-27.223206,"freq_skew":-0.067447,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488600,"usec":549511},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046430,"noise_level":-27.224884,"freq_skew":1.192662,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784488601,"usec":303990},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798665,"noise_level":-27.898994,"freq_skew":-2.798705,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44737,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[238,31,198,240]}]}],"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":7,"day":19},"time":{"hour":19,"min":16,"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":1784488601,"usec":307005},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607961,"noise_level":-27.707035,"freq_skew":-2.621981,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":827,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52549,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[66,35,215,209]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":16,"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":1784488601,"usec":307631},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847861,"noise_level":-27.698708,"freq_skew":0.851552,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5706,"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":[54,162,74,80]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488601,"usec":308319},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816104,"noise_level":-27.656660,"freq_skew":1.143581,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44751,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[143,54,143,118]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488602,"usec":58901},"freq":136975000,"burst_len_octets":36,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697187,"noise_level":-27.635712,"freq_skew":0.847359,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5707,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":44737,"dst_ref":71,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[149,176,98,199]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488602,"usec":59740},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881579,"noise_level":-27.573170,"freq_skew":-2.742410,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488602,"usec":60532},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340286,"noise_level":-27.511078,"freq_skew":0.823017,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38580,"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":[181,38,186,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488602,"usec":60975},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764739,"noise_level":-27.490479,"freq_skew":-2.679072,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":828,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":71,"dst_ref":44737,"variable_part_params":[{"name":"atn_checksum","value":[139,75,103,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488602,"usec":62036},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778893,"noise_level":-27.428970,"freq_skew":0.966200,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":true,"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":48.000000,"flags":192,"pdu_id":38581,"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":[52,146,246,221]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":16,"sec":41}},"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":1784488602,"usec":62375},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.419252,"noise_level":-27.589151,"freq_skew":0.822852,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488602,"usec":64825},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937172,"noise_level":-27.730862,"freq_skew":-2.905260,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488602,"usec":64825},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.937172,"noise_level":-27.730862,"freq_skew":-2.905260,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488602,"usec":819007},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820480,"noise_level":-27.501244,"freq_skew":-2.858541,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"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":67,"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":52549,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[105,167,13,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488602,"usec":819090},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586915,"noise_level":-28.136158,"freq_skew":-2.414858,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":231,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488602,"usec":820197},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845683,"noise_level":-28.069923,"freq_skew":0.666714,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488602,"usec":820197},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.845683,"noise_level":-28.069923,"freq_skew":0.666714,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"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":1784488602,"usec":823437},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.032456,"noise_level":-27.874193,"freq_skew":1.037708,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488602,"usec":823437},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.032456,"noise_level":-27.874193,"freq_skew":1.037708,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38583,"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":[23,98,245,66]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":16,"sec":41}},"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":1784488603,"usec":588437},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024676,"noise_level":-27.599037,"freq_skew":-2.828024,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488603,"usec":589793},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673759,"noise_level":-27.516098,"freq_skew":-2.607661,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"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":52549,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[190,116,63,205]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52549,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[237,82,30,53]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":16,"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":1784488603,"usec":592451},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251299,"noise_level":-27.332333,"freq_skew":-0.015577,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488603,"usec":593196},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641229,"noise_level":-27.292019,"freq_skew":0.925903,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38584,"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":[11,242,236,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488604,"usec":340274},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559942,"noise_level":-27.073572,"freq_skew":0.846163,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":254,"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":20914,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488604,"usec":345686},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.072565,"noise_level":-26.822298,"freq_skew":-0.343521,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784488604,"usec":345938},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.035459,"noise_level":-26.803267,"freq_skew":-2.656460,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488605,"usec":105789},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705171,"noise_level":-26.615217,"freq_skew":-0.035810,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":14,"lifetime":20.000000,"flags":246,"pdu_id":379,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":12,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488605,"usec":108144},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.007824,"noise_level":-26.467651,"freq_skew":-3.460476,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488605,"usec":116281},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977004,"noise_level":-26.162167,"freq_skew":0.975645,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488606,"usec":637378},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541944,"noise_level":-25.337376,"freq_skew":-0.544181,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488611,"usec":217822},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575258,"noise_level":-24.252483,"freq_skew":-0.060067,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488612,"usec":733453},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783757,"noise_level":-23.743320,"freq_skew":0.651116,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":876,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[26,154,215,134]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488612,"usec":734904},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049048,"noise_level":-24.022455,"freq_skew":0.914835,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488613,"usec":497187},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842811,"noise_level":-24.468700,"freq_skew":0.714576,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488615,"usec":788228},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576770,"noise_level":-23.677864,"freq_skew":0.943734,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","type":"Aircraft"},"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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488617,"usec":298395},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644772,"noise_level":-23.913174,"freq_skew":0.796594,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488617,"usec":302092},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.921106,"noise_level":-25.014708,"freq_skew":-1.586715,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488617,"usec":303826},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.618247,"noise_level":-24.937689,"freq_skew":0.832022,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"H1","blk_id":"V","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488617,"usec":305671},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880203,"noise_level":-24.888042,"freq_skew":-0.832213,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"_d","blk_id":"8","ack":"V","flight":"DE03JH","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488618,"usec":61084},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666101,"noise_level":-24.662277,"freq_skew":-0.990284,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"DE03JH","msg_num":"F36","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS191657,1907265BA4"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488618,"usec":62853},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843369,"noise_level":-24.617821,"freq_skew":0.880884,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784488620,"usec":351956},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727908,"noise_level":-23.850353,"freq_skew":1.016957,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":21046,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488620,"usec":354120},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782501,"noise_level":-23.769541,"freq_skew":0.845775,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488621,"usec":110893},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705863,"noise_level":-24.186890,"freq_skew":-0.766626,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"_d","blk_id":"8","ack":"V","flight":"DE03JH","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488621,"usec":112942},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.287725,"noise_level":-24.102901,"freq_skew":0.867646,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784488621,"usec":117326},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043815,"noise_level":-23.992167,"freq_skew":1.600560,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488621,"usec":120476},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.940088,"noise_level":-23.882828,"freq_skew":1.390056,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":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":270,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44815,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[22,249,79,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488621,"usec":864746},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.086987,"noise_level":-23.842178,"freq_skew":0.742064,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488621,"usec":865837},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639395,"noise_level":-24.511478,"freq_skew":1.690439,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1994,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[206,89]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488621,"usec":867691},"freq":136975000,"burst_len_octets":159,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779925,"noise_level":-25.466972,"freq_skew":-0.749415,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"DE03JH","msg_num":"F37","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN44249W003478,DELOG131-0028,191658,360,DIDIG132-0161,193145,TIRAV132-0119,M54,24435,140/TS191658,190726D764"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488621,"usec":878849},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.973265,"noise_level":-25.273550,"freq_skew":2.032573,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":74,"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":44797,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[162,86,48,123]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488622,"usec":631680},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623382,"noise_level":-25.210020,"freq_skew":0.969330,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5740,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[225,162,241,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488622,"usec":632664},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838691,"noise_level":-25.178431,"freq_skew":0.820748,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488622,"usec":633752},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423945,"noise_level":-25.131256,"freq_skew":0.653956,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44752,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[202,65,75,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488622,"usec":639108},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.146660,"noise_level":-25.696333,"freq_skew":-0.468576,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784488623,"usec":401476},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514184,"noise_level":-26.331650,"freq_skew":-0.930333,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488623,"usec":402605},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.142124,"noise_level":-26.321657,"freq_skew":-0.650927,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":660,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[131,43,82,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488623,"usec":402605},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.142124,"noise_level":-26.321657,"freq_skew":-0.650927,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"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":44685,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[211,88,187,5]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":17,"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":1784488623,"usec":403186},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874706,"noise_level":-27.553280,"freq_skew":0.957485,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488624,"usec":154583},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.827447,"noise_level":-27.030491,"freq_skew":-0.613082,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488624,"usec":163600},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823118,"noise_level":-27.757145,"freq_skew":-1.690569,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488624,"usec":926911},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711677,"noise_level":-27.526838,"freq_skew":0.972861,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5755,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[20,144,0,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488625,"usec":680603},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383511,"noise_level":-27.123137,"freq_skew":1.090478,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"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":44800,"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":[46,33,118,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488626,"usec":441695},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810135,"noise_level":-26.698227,"freq_skew":0.665467,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784488626,"usec":449551},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564291,"noise_level":-26.900499,"freq_skew":1.816490,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1995,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[157,220]},{"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":1784488626,"usec":451631},"freq":136975000,"burst_len_octets":169,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.229843,"noise_level":-26.823940,"freq_skew":1.426188,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-ORJ","mode":"2","label":"80","blk_id":"3","ack":"!","flight":"UX1518","msg_num":"M21","msg_num_seq":"A","msg_text":"3D01 RMPSRV 1518/19 EDDM/LEMD .EC-ORJ\r\n/LAV N/CAB N/MEDA N/SEC N/WCHR 01/UMNR 00/MAAS Y\r\nHOLA\r\n1WC S\r\nETA 1935\r\nSLDS GRACIAS"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488627,"usec":204851},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.808348,"noise_level":-26.487541,"freq_skew":2.790882,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488627,"usec":205518},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842963,"noise_level":-26.450956,"freq_skew":0.904333,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":7,"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":22923,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[123,164,2,143]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488627,"usec":966702},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540801,"noise_level":-26.288200,"freq_skew":1.581248,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":1784488627,"usec":970743},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550232,"noise_level":-26.146046,"freq_skew":1.487780,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29593,"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":[53,112,23,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488628,"usec":726799},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.982774,"noise_level":-25.967672,"freq_skew":0.811514,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488629,"usec":488386},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.180427,"noise_level":-25.464535,"freq_skew":2.739702,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44847,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[182,160,219,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488629,"usec":494381},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.342010,"noise_level":-25.255243,"freq_skew":-0.429556,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":662,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44685,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[65,19,246,99]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":17,"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":1784488631,"usec":15521},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610058,"noise_level":-25.728718,"freq_skew":0.403212,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1024,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"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":[119,176,56,118]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488631,"usec":17645},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711851,"noise_level":-26.471268,"freq_skew":-0.578458,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488631,"usec":17645},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.711851,"noise_level":-26.471268,"freq_skew":-0.578458,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784488631,"usec":772741},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770429,"noise_level":-27.075680,"freq_skew":-0.419802,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44685,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[216,247,132,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488631,"usec":773079},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.666233,"noise_level":-28.259058,"freq_skew":0.712795,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5777,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":20,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[98,43]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":17,"sec":11}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFBB"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488631,"usec":774322},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583138,"noise_level":-28.191881,"freq_skew":2.074221,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488633,"usec":300861},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.200350,"noise_level":-27.526550,"freq_skew":0.650827,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":44766,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[42,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488633,"usec":303254},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701001,"noise_level":-28.546223,"freq_skew":0.899856,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":21176,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488633,"usec":307063},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.007488,"noise_level":-28.316935,"freq_skew":0.617364,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":713,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44766,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[50,57]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":17,"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":1784488633,"usec":309656},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.222471,"noise_level":-28.986826,"freq_skew":1.482344,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488634,"usec":54549},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.091343,"noise_level":-28.962420,"freq_skew":0.796873,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488634,"usec":55999},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612688,"noise_level":-29.277424,"freq_skew":0.865428,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5782,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[11,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488634,"usec":57908},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845939,"noise_level":-29.151962,"freq_skew":-0.002337,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488634,"usec":60623},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510508,"noise_level":-30.130123,"freq_skew":-0.906012,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44699,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[205,62,43,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488634,"usec":829472},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380560,"noise_level":-30.070333,"freq_skew":0.679526,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488634,"usec":831143},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763093,"noise_level":-30.790485,"freq_skew":-0.859360,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":407,"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":1784488635,"usec":590702},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.585091,"noise_level":-30.293545,"freq_skew":1.780684,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488635,"usec":591183},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.373388,"noise_level":-30.265181,"freq_skew":1.250700,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15102501","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,133,65,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488635,"usec":593066},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090985,"noise_level":-30.124729,"freq_skew":-2.601496,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488635,"usec":593630},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.782173,"noise_level":-30.069180,"freq_skew":1.744510,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-ORJ","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"UX1518","msg_num":"S95","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488635,"usec":596401},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236116,"noise_level":-29.986513,"freq_skew":0.798166,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784488636,"usec":348339},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550877,"noise_level":-29.877502,"freq_skew":-3.410787,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LELN"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488636,"usec":354310},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647569,"noise_level":-30.138454,"freq_skew":-3.383985,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"15102722","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,133,210,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488637,"usec":110564},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759152,"noise_level":-30.373041,"freq_skew":-3.341059,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSN","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"YW2471","msg_num":"S78","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488637,"usec":110880},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.328615,"noise_level":-30.373041,"freq_skew":1.487451,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488637,"usec":118668},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861809,"noise_level":-29.953266,"freq_skew":1.428843,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":246,"pdu_id":271,"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":1784488637,"usec":869181},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837827,"noise_level":-29.844667,"freq_skew":-3.132450,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488637,"usec":879348},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526064,"noise_level":-29.995213,"freq_skew":-0.317556,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44704,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[105,38,9,145]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488637,"usec":880454},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728947,"noise_level":-29.940481,"freq_skew":1.406757,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784488637,"usec":880680},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666550,"noise_level":-30.374319,"freq_skew":0.949181,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488637,"usec":881331},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.120831,"noise_level":-30.374319,"freq_skew":-0.740827,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":407,"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":1784488638,"usec":637601},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.142555,"noise_level":-30.288713,"freq_skew":-3.344482,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488638,"usec":638451},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.331268,"noise_level":-31.007460,"freq_skew":0.991803,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784488638,"usec":645126},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848890,"noise_level":-30.469269,"freq_skew":-0.196018,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488640,"usec":168912},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.015537,"noise_level":-29.209557,"freq_skew":2.165953,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488640,"usec":169388},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432326,"noise_level":-29.184515,"freq_skew":2.151097,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":223,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"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":[7,231,210,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488640,"usec":926447},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596953,"noise_level":-29.325012,"freq_skew":-2.020096,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"AT851W","msg_num":"D87","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02115663058HAMMMN1 190719162499 -23.5-51.5 370050.7941454400\r\n8515SCR1A01 02  0  0  0  0N 4132.6W  229.3 15600233 69"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488641,"usec":676648},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573455,"noise_level":-29.569790,"freq_skew":1.599468,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":44683,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[11,153,118,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488641,"usec":677710},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693433,"noise_level":-29.491726,"freq_skew":0.979550,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784488642,"usec":444003},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.086676,"noise_level":-28.629292,"freq_skew":1.593354,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488643,"usec":213175},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.663297,"noise_level":-27.844791,"freq_skew":-1.878061,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":5,"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":128,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":14,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488643,"usec":960673},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.725943,"noise_level":-27.675007,"freq_skew":2.627510,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488643,"usec":961063},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850750,"noise_level":-27.654016,"freq_skew":0.747033,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":21262,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":13,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488643,"usec":961968},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854122,"noise_level":-28.310226,"freq_skew":0.901295,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38679,"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":[40,57,152,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488643,"usec":963461},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892889,"noise_level":-28.242655,"freq_skew":-0.744631,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52533,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[34,48,201,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488643,"usec":964069},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.643481,"noise_level":-28.220249,"freq_skew":-0.744923,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52533,"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":[124,18,19,31]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488643,"usec":965554},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909840,"noise_level":-28.131191,"freq_skew":1.000876,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784488644,"usec":724447},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786576,"noise_level":-27.912464,"freq_skew":-2.014314,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488645,"usec":491117},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767222,"noise_level":-27.368286,"freq_skew":-0.423583,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3541,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488647,"usec":10224},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812501,"noise_level":-26.427071,"freq_skew":1.074640,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784488647,"usec":12883},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655249,"noise_level":-27.522041,"freq_skew":1.230969,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488647,"usec":16909},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519096,"noise_level":-27.280190,"freq_skew":1.099314,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44754,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[45,199,196,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488647,"usec":20236},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.565942,"noise_level":-27.280190,"freq_skew":-0.932190,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":52533,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[34,48,201,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488647,"usec":20940},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658259,"noise_level":-27.380165,"freq_skew":0.919393,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":21262,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":13,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488647,"usec":781188},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759406,"noise_level":-27.770807,"freq_skew":0.864389,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","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":1784488647,"usec":781188},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.759406,"noise_level":-27.770807,"freq_skew":0.864389,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":1784488647,"usec":783245},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831943,"noise_level":-27.644234,"freq_skew":-0.161456,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488647,"usec":783484},"freq":136975000,"burst_len_octets":187,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611893,"noise_level":-27.623318,"freq_skew":0.868655,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":0,"rseq":2,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"dst_nsap":[71,0,39,65,57,100,238,0,57,100,238,0,0,0,0,0,0,0,1,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":6876,"segment_offset":0,"pdu_total_len":152},"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":33889,"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":[78,69,7,5]},{"name":"checksum","value":[222,145]},{"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":1784488647,"usec":783484},"freq":136975000,"burst_len_octets":187,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.611893,"noise_level":-27.623318,"freq_skew":0.868655,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1,"rseq":2,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"dst_nsap":[71,0,39,65,57,100,238,0,57,100,238,0,0,0,0,0,0,0,1,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":6876,"segment_offset":0,"pdu_total_len":152},"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":33889,"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":[78,69,7,5]},{"name":"checksum","value":[222,145]},{"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":[1,3,27,2,25264386,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488648,"usec":536608},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.152175,"noise_level":-27.315453,"freq_skew":-0.683370,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488651,"usec":579238},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.502888,"noise_level":-25.356083,"freq_skew":-1.527930,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488651,"usec":583395},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.126700,"noise_level":-25.149361,"freq_skew":-2.145861,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488651,"usec":587376},"freq":136975000,"burst_len_octets":60,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416612,"noise_level":-25.102346,"freq_skew":0.874785,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":1784488651,"usec":587376},"freq":136975000,"burst_len_octets":60,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.416612,"noise_level":-25.102346,"freq_skew":0.874785,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44751,"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":[233,164,23,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488652,"usec":346998},"freq":136975000,"burst_len_octets":187,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617241,"noise_level":-25.037691,"freq_skew":0.876113,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":0,"rseq":2,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"dst_nsap":[71,0,39,65,57,100,238,0,57,100,238,0,0,0,0,0,0,0,1,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":6876,"segment_offset":0,"pdu_total_len":152},"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":33889,"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":[78,69,7,5]},{"name":"checksum","value":[222,145]},{"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":1784488652,"usec":346998},"freq":136975000,"burst_len_octets":187,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.617241,"noise_level":-25.037691,"freq_skew":0.876113,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1,"rseq":2,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"dst_nsap":[71,0,39,65,57,100,238,0,57,100,238,0,0,0,0,0,0,0,1,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":6876,"segment_offset":0,"pdu_total_len":152},"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":33889,"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":[78,69,7,5]},{"name":"checksum","value":[222,145]},{"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":[1,3,27,2,25264386,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488653,"usec":105886},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347634,"noise_level":-24.702932,"freq_skew":-0.889030,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784488653,"usec":114441},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380141,"noise_level":-24.452810,"freq_skew":0.582416,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488653,"usec":117435},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822331,"noise_level":-25.695288,"freq_skew":0.950297,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":0,"rseq":2,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"dst_nsap":[71,0,39,65,57,100,238,0,57,100,238,0,0,0,0,0,0,0,1,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":6876,"segment_offset":0,"pdu_total_len":152},"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":33889,"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":[78,69,7,5]},{"name":"checksum","value":[222,145]},{"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":1784488653,"usec":875438},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648152,"noise_level":-25.480433,"freq_skew":0.808363,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5816,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":76,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[83,70,222,114]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":17,"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":118.275000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488654,"usec":628431},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.094374,"noise_level":-25.238783,"freq_skew":-0.886273,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488654,"usec":629581},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557712,"noise_level":-25.191284,"freq_skew":0.588292,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488655,"usec":393211},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444823,"noise_level":-26.079580,"freq_skew":0.889358,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488655,"usec":393498},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.221249,"noise_level":-26.079580,"freq_skew":0.657189,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":714,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":21,"dst_ref":33889,"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":[15,52]},{"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":1784488655,"usec":393611},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-13.271867,"noise_level":-26.062109,"freq_skew":-0.700081,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488655,"usec":393732},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307964,"noise_level":-26.062109,"freq_skew":0.803650,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"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":44800,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[221,142,189,209]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44800,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[220,74,154,149]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":17,"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":1784488655,"usec":397182},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.585688,"noise_level":-25.889286,"freq_skew":0.827750,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":2,"rseq":3,"more":false,"reasm_status":"out of sequence","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":6894,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":21,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[81,188]},{"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":1784488655,"usec":399761},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680391,"noise_level":-25.855131,"freq_skew":0.969557,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5820,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[105,93,50,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488656,"usec":914604},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.039048,"noise_level":-25.198793,"freq_skew":0.698575,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488656,"usec":919666},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661305,"noise_level":-25.026669,"freq_skew":0.899624,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488657,"usec":691035},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471459,"noise_level":-25.180145,"freq_skew":0.237341,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTB","mode":"2","label":"_d","blk_id":"8","ack":"G","flight":"D82887","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488659,"usec":204561},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.156864,"noise_level":-25.632593,"freq_skew":0.749325,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"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":44800,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[20,194,183,180]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":17,"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":1784488659,"usec":205178},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639958,"noise_level":-26.632521,"freq_skew":0.363613,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTB","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"D82887","msg_num":"F09","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41087W003082,BLN,191737,340,DGO,192717,ABRIX,M49,236049,205AA56"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488659,"usec":213188},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853401,"noise_level":-26.448090,"freq_skew":0.675767,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5828,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[190,42,100,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488659,"usec":971980},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769228,"noise_level":-26.160915,"freq_skew":0.657945,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":48.500000,"flags":192,"pdu_id":5831,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":76,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[108,53,140,248]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":17,"sec":39}},"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":1784488659,"usec":974722},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.632360,"noise_level":-26.204762,"freq_skew":-1.910537,"avlc":{"src":{"addr":"346644","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":129,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44844,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[134,35,141,120]},{"name":"subseq_num","value":2}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488660,"usec":728045},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.352914,"noise_level":-26.116489,"freq_skew":-0.552825,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488660,"usec":728938},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499169,"noise_level":-26.789639,"freq_skew":0.946552,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488660,"usec":729461},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.321632,"noise_level":-26.751759,"freq_skew":0.811562,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488661,"usec":489180},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.312136,"noise_level":-26.291718,"freq_skew":0.918048,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784488661,"usec":492893},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573849,"noise_level":-26.096771,"freq_skew":0.961909,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":778,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[81,46,184,193]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488662,"usec":247950},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725142,"noise_level":-26.799778,"freq_skew":1.006316,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488662,"usec":247950},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.725142,"noise_level":-26.799778,"freq_skew":1.006316,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"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":44751,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[228,3,193,33]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44751,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[134,188,113,71]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":17,"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":1784488662,"usec":253284},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.308281,"noise_level":-26.500940,"freq_skew":0.818029,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784488662,"usec":257022},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518023,"noise_level":-26.409624,"freq_skew":0.881585,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488662,"usec":259687},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505968,"noise_level":-26.391472,"freq_skew":0.557456,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":877,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"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":[201,179,95,136]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488663,"usec":14353},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.343272,"noise_level":-26.355289,"freq_skew":0.222840,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488663,"usec":17027},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046362,"noise_level":-27.471373,"freq_skew":1.020716,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488663,"usec":18981},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022906,"noise_level":-27.389639,"freq_skew":1.003210,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488663,"usec":777697},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674385,"noise_level":-26.934031,"freq_skew":-2.718028,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488663,"usec":783777},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509378,"noise_level":-27.103664,"freq_skew":0.744623,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":254,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488664,"usec":546085},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853386,"noise_level":-26.514084,"freq_skew":-3.527528,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488666,"usec":816072},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396671,"noise_level":-25.491802,"freq_skew":1.032503,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44751,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[91,90,245,205]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":17,"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":1784488667,"usec":588213},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.015077,"noise_level":-24.876617,"freq_skew":0.978586,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488667,"usec":594622},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.116924,"noise_level":-24.710701,"freq_skew":2.722950,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":38.799999,"lon":-3.500000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488668,"usec":345013},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854138,"noise_level":-24.636318,"freq_skew":0.892439,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488668,"usec":349136},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.389087,"noise_level":-24.474888,"freq_skew":2.640023,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNB","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"SN05GT","msg_num":"S96","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488668,"usec":349136},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-5.389087,"noise_level":-24.474888,"freq_skew":2.640023,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146702","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,205,194,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488669,"usec":112678},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781800,"noise_level":-24.231159,"freq_skew":-2.215159,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MVY","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX6027","msg_num":"F31","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40230W002507,MD049,191747,246,NANDO,192316,FENXE,M26,236049,115AB5B"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488669,"usec":113261},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518563,"noise_level":-25.134892,"freq_skew":1.081021,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[58,207,243,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488669,"usec":877858},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.095801,"noise_level":-24.872210,"freq_skew":2.815319,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488670,"usec":637258},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289613,"noise_level":-24.198849,"freq_skew":0.070543,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":44909,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[147,73,183,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488670,"usec":639890},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465969,"noise_level":-24.967642,"freq_skew":-0.855771,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44699,"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":[120,171,191,63]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488671,"usec":410674},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571692,"noise_level":-24.889149,"freq_skew":1.161140,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":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":44815,"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":[202,89,118,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488672,"usec":156200},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123422,"noise_level":-24.609669,"freq_skew":1.949301,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44797,"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":[2,126,235,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488672,"usec":156814},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563799,"noise_level":-24.594913,"freq_skew":-2.375550,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488672,"usec":921471},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775235,"noise_level":-25.235518,"freq_skew":-2.216488,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MVY","mode":"2","label":"_d","blk_id":"5","ack":"V","flight":"UX6027","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488673,"usec":696971},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.232605,"noise_level":-24.741947,"freq_skew":2.782949,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488674,"usec":444808},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.314765,"noise_level":-24.289141,"freq_skew":-0.574898,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3542,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[233,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488675,"usec":965874},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.617443,"noise_level":-23.777887,"freq_skew":-1.534436,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1685,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[116,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488677,"usec":485786},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.238474,"noise_level":-23.180084,"freq_skew":-0.866151,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488678,"usec":251713},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795589,"noise_level":-23.062162,"freq_skew":0.974409,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":1784488678,"usec":261947},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679885,"noise_level":-22.794464,"freq_skew":0.485474,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488680,"usec":534512},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779216,"noise_level":-23.360369,"freq_skew":-1.556378,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1686,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44701,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[67,139]},{"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":1784488680,"usec":540687},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588794,"noise_level":-23.946358,"freq_skew":-0.520924,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3543,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[160,176]},{"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":1784488682,"usec":61571},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765629,"noise_level":-23.715275,"freq_skew":2.174248,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":224,"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":1784488682,"usec":822393},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499374,"noise_level":-24.062160,"freq_skew":2.186872,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488684,"usec":344188},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565670,"noise_level":-24.233040,"freq_skew":-2.566247,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44803,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[69,88,38,251]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488684,"usec":344460},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672604,"noise_level":-24.218912,"freq_skew":0.283365,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1025,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[134,100,136,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488684,"usec":347904},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753931,"noise_level":-24.162624,"freq_skew":0.156076,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1026,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44765,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[80,81,47,179]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":18,"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":1784488684,"usec":350610},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748567,"noise_level":-25.244514,"freq_skew":-2.040586,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":305,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488685,"usec":108111},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434724,"noise_level":-25.562553,"freq_skew":-0.913067,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488685,"usec":119134},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743073,"noise_level":-25.799768,"freq_skew":0.371231,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488685,"usec":886797},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.444437,"noise_level":-25.926342,"freq_skew":1.542446,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":403,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488686,"usec":635346},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.082938,"noise_level":-25.622402,"freq_skew":0.667536,"avlc":{"src":{"addr":"452113","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488686,"usec":636944},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668218,"noise_level":-25.605824,"freq_skew":1.717141,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488686,"usec":637969},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503889,"noise_level":-25.623703,"freq_skew":0.689381,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5893,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29766,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[216,177,211,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488687,"usec":394146},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476279,"noise_level":-25.475607,"freq_skew":1.585819,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":44683,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[106,143,204,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488688,"usec":154569},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344986,"noise_level":-25.338076,"freq_skew":0.986671,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488688,"usec":156065},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964987,"noise_level":-25.242250,"freq_skew":0.951411,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5898,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[253,115,123,75]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488688,"usec":160890},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395303,"noise_level":-25.194731,"freq_skew":-0.263690,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784488688,"usec":161929},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542253,"noise_level":-25.252867,"freq_skew":0.015309,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":44704,"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":[245,183,73,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488688,"usec":165283},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062312,"noise_level":-25.205290,"freq_skew":0.984359,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5899,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":59,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[192,230,2,39]}]}],"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":7,"day":19},"time":{"hour":19,"min":18,"sec":7}},"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":1784488688,"usec":924376},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.190383,"noise_level":-24.925175,"freq_skew":-0.717309,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":762,"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":1784488688,"usec":929931},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565230,"noise_level":-24.864136,"freq_skew":0.857426,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488688,"usec":930830},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622334,"noise_level":-24.818634,"freq_skew":-0.143979,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":44704,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[190,242,59,60]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44704,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[7,204,103,125]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":18,"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":1784488689,"usec":677765},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.413942,"noise_level":-25.764786,"freq_skew":0.992098,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":1784488689,"usec":679537},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913296,"noise_level":-26.067780,"freq_skew":0.830834,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5903,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[83,64,173,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488690,"usec":442236},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599460,"noise_level":-25.658379,"freq_skew":-0.036294,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488690,"usec":446750},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909003,"noise_level":-25.395790,"freq_skew":-2.309536,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":77,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488691,"usec":209948},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699865,"noise_level":-25.062763,"freq_skew":-0.751552,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488691,"usec":964918},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582806,"noise_level":-25.277016,"freq_skew":-0.779871,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":762,"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":1784488692,"usec":728392},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824553,"noise_level":-24.968758,"freq_skew":0.824835,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"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":1784488693,"usec":491351},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524049,"noise_level":-24.710978,"freq_skew":-0.006323,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44704,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[19,219,151,196]}]}],"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":7,"day":19},"time":{"hour":19,"min":18,"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":1784488693,"usec":492958},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616722,"noise_level":-24.621792,"freq_skew":-0.250315,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52573,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[197,238,52,149]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":18,"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":1784488693,"usec":493189},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764218,"noise_level":-24.621792,"freq_skew":-0.328278,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488693,"usec":494058},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528233,"noise_level":-25.613539,"freq_skew":0.821073,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488693,"usec":500801},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696733,"noise_level":-25.514645,"freq_skew":0.782565,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5906,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[168,13,223,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488693,"usec":500801},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.696733,"noise_level":-25.514645,"freq_skew":0.782565,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5907,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":44704,"dst_ref":59,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[39,129,42,131]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488694,"usec":250209},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885364,"noise_level":-25.498272,"freq_skew":0.420312,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1027,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44765,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[30,164,190,9]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":18,"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":1784488694,"usec":250290},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.252015,"noise_level":-25.481930,"freq_skew":0.956095,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38771,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[125,246,235,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488694,"usec":251491},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857127,"noise_level":-25.416862,"freq_skew":-0.014224,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488694,"usec":251491},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.857127,"noise_level":-25.416862,"freq_skew":-0.014224,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488694,"usec":252088},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.027934,"noise_level":-25.384512,"freq_skew":-0.940852,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.500000,"lon":-3.600000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488694,"usec":252261},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897795,"noise_level":-25.384512,"freq_skew":-0.234932,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":59,"dst_ref":44704,"variable_part_params":[{"name":"atn_checksum","value":[91,91,203,21]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488694,"usec":252335},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531712,"noise_level":-26.324083,"freq_skew":0.759070,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38772,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[249,21,230,57]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":18,"sec":13}},"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":1784488694,"usec":254387},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888518,"noise_level":-26.270279,"freq_skew":-0.146171,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488694,"usec":263055},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012960,"noise_level":-26.163666,"freq_skew":-0.933937,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAG","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"DE03JH","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488694,"usec":263055},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.012960,"noise_level":-26.163666,"freq_skew":-0.933937,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"17062047","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,67,70,71,0,60,100,39,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488694,"usec":264266},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505342,"noise_level":-26.093309,"freq_skew":-0.249753,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":52573,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[126,159,101,94]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488695,"usec":9290},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.292712,"noise_level":-26.093309,"freq_skew":1.637670,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"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":44823,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[27,93,155,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488695,"usec":9910},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638208,"noise_level":-26.058342,"freq_skew":0.970920,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"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":1784488695,"usec":12176},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592809,"noise_level":-26.322224,"freq_skew":0.906870,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38774,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[81,89,170,89]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":18,"sec":13}},"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":1784488695,"usec":14267},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430300,"noise_level":-26.250576,"freq_skew":0.199901,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488695,"usec":777087},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576654,"noise_level":-27.118246,"freq_skew":-0.172228,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488695,"usec":777898},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889964,"noise_level":-27.380285,"freq_skew":1.541634,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488695,"usec":778252},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640444,"noise_level":-27.359993,"freq_skew":-0.041770,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52573,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[211,108,151,9]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52573,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[191,30,144,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":18,"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":1784488695,"usec":778664},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.281147,"noise_level":-27.339748,"freq_skew":-0.774368,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488695,"usec":784033},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.154091,"noise_level":-27.159637,"freq_skew":0.865790,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38780,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[210,195,30,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488695,"usec":786316},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938942,"noise_level":-27.022087,"freq_skew":-2.467848,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":233,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52593,"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":[237,25,89,181]}]},{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52593,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[57,185,229,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488696,"usec":536028},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695630,"noise_level":-26.659363,"freq_skew":-0.052927,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488697,"usec":301529},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999812,"noise_level":-26.293232,"freq_skew":-2.667977,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488698,"usec":828118},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478517,"noise_level":-25.279234,"freq_skew":0.360533,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488698,"usec":830664},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797435,"noise_level":-25.168287,"freq_skew":1.009705,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":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":21689,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488699,"usec":583798},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410382,"noise_level":-25.121172,"freq_skew":-2.654308,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"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":1784488700,"usec":345561},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801679,"noise_level":-25.641613,"freq_skew":0.968590,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784488700,"usec":348549},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864731,"noise_level":-25.460579,"freq_skew":-3.435559,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488700,"usec":350072},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809201,"noise_level":-25.500980,"freq_skew":0.145451,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1028,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[219,49,186,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488701,"usec":113928},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533722,"noise_level":-25.163973,"freq_skew":0.702482,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":1784488701,"usec":116877},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251819,"noise_level":-25.101238,"freq_skew":1.762751,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488701,"usec":120296},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814605,"noise_level":-25.023451,"freq_skew":-2.073799,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AT851W","msg_num":"D88","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02116263058HAMMMN1 190719172514 -23.8-51.7 369980.7951453600\r\n8515SCR2A01 02  0  0  0  0N 4126.6W  233.2 15480235 70"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488702,"usec":634893},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.224190,"noise_level":-24.851959,"freq_skew":-0.002299,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488704,"usec":153410},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723751,"noise_level":-24.124069,"freq_skew":1.580282,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"_d","blk_id":"4","ack":"F","flight":"HV090G","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488704,"usec":154627},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954406,"noise_level":-25.193153,"freq_skew":-1.044337,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2957,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[155,232]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488704,"usec":160095},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.123048,"noise_level":-24.944061,"freq_skew":-1.173699,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2958,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44694,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[119,33]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":18,"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":1784488704,"usec":915165},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058005,"noise_level":-24.746807,"freq_skew":-1.830714,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488705,"usec":682990},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742802,"noise_level":-25.191715,"freq_skew":-1.065257,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488707,"usec":967423},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084267,"noise_level":-24.207449,"freq_skew":1.150869,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488707,"usec":974847},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629569,"noise_level":-23.902676,"freq_skew":1.614197,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"HV090G","msg_num":"F16","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40100W003193,BLN,191823,340,DGO,193529,ABRIX,M48,237061,137/RP:DA:LEMG:AA:EBBR:CR:OFP14(25R)..DGO.N858.ABRIX..CNA..ADABI..BOKNO.UN858.VANAD.UN874.BAMES.UT191.PODEM.UN873.BAZOS..BELDI..VEKIN.Z173.ARVOL:A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488707,"usec":976530},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760773,"noise_level":-23.889074,"freq_skew":0.873004,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488708,"usec":734691},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806287,"noise_level":-23.754211,"freq_skew":1.106738,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488708,"usec":735334},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536920,"noise_level":-24.908724,"freq_skew":0.888975,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":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":21778,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488709,"usec":494413},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402589,"noise_level":-24.376173,"freq_skew":0.825840,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488711,"usec":17354},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.114904,"noise_level":-24.616577,"freq_skew":-0.541638,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":33815,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[20,142,25,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488711,"usec":21673},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782461,"noise_level":-24.902622,"freq_skew":-2.423325,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488711,"usec":776348},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598085,"noise_level":-24.676483,"freq_skew":1.665250,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"HV090G","msg_num":"F16","msg_num_seq":"B","sublabel":"M1","msg_text":":ARVO9A:F:KERKY:AP:RNV 25R.KER2S:F:VECTOR/PR1349,180,340,137,,49,27,240059,M44,130,P15,P0/FHDGO,193529,271K,3400,121,M48,244044,456,N,008,140.ABRIX,194529,271K,3400,112,M48,242046,456,N,030,82.CNA,200241,27"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488712,"usec":536896},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898242,"noise_level":-24.355108,"freq_skew":-1.140458,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2959,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44694,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[228,45]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":18,"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":1784488712,"usec":540485},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685791,"noise_level":-24.241133,"freq_skew":-0.660170,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488714,"usec":55487},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912958,"noise_level":-23.705959,"freq_skew":-1.019066,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488714,"usec":61133},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.259613,"noise_level":-23.521614,"freq_skew":-0.978870,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2960,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[151,235]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488714,"usec":823337},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.148715,"noise_level":-23.968475,"freq_skew":0.132359,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488714,"usec":826598},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768680,"noise_level":-24.796425,"freq_skew":0.846686,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488714,"usec":829153},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707484,"noise_level":-24.691444,"freq_skew":1.768869,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"HV090G","msg_num":"F16","msg_num_seq":"C","sublabel":"M1","msg_text":"1K,3400,97,M48,256039,456,N,031,140.ADABI,201041,271K,3400,90,M48,260042,456,N,033,64.BOKNO,201430,271K,3400,87,M48,262037,456,N,013,30.DEVRO,201800,271K,3400,84,M48,260026,456,N,004,27.VANAD,202046,271K,34"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488715,"usec":588769},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.208473,"noise_level":-24.398304,"freq_skew":1.349425,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488716,"usec":348831},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553737,"noise_level":-24.241196,"freq_skew":0.546607,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488716,"usec":350283},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560420,"noise_level":-25.225210,"freq_skew":0.282472,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[39]},{"name":"dst_airport","value":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488716,"usec":353722},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857135,"noise_level":-26.099674,"freq_skew":0.798583,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488717,"usec":104671},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545683,"noise_level":-26.362812,"freq_skew":-0.673028,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"dst_airport","value":"GMMN"},{"name":"ac_location","value":{"loc":{"lat":42.100002,"lon":-2.000000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488717,"usec":105113},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755155,"noise_level":-26.376104,"freq_skew":0.246869,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15042106","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,68,70,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488717,"usec":111772},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750276,"noise_level":-26.232513,"freq_skew":0.244952,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"UX7319","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488717,"usec":113885},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.102590,"noise_level":-26.447067,"freq_skew":-0.416216,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44833,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[66,190,148,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488717,"usec":114267},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815705,"noise_level":-26.728302,"freq_skew":1.028484,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":"15042106","called_addr":"1116900402899","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":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488717,"usec":871896},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620737,"noise_level":-26.523420,"freq_skew":-0.720397,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"calling_addr":"21220316","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,76,90,66,0,69,32,206,0,0,0,0,0,0,0,0,0],"options":[{"name":"atn_datalink_caps","value":[1]}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488717,"usec":872826},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351261,"noise_level":-26.468374,"freq_skew":0.878661,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488717,"usec":873593},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623336,"noise_level":-26.450102,"freq_skew":-0.608477,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-FBK","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"FB08LY","msg_num":"M84","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488717,"usec":877903},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.251956,"noise_level":-26.269466,"freq_skew":0.989854,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784488718,"usec":636064},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964975,"noise_level":-26.162863,"freq_skew":0.037317,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488718,"usec":640076},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554703,"noise_level":-25.988043,"freq_skew":1.762580,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"HV090G","msg_num":"F16","msg_num_seq":"D","sublabel":"M1","msg_text":"00,82,M48,257032,456,N,018,22.PIWIZ,202349,271K,3400,79,M48,266039,456,N,019,24.VADOM,202632,271K,3400,77,M48,270046,456,N,019,21.BAMES,202959,271K,3400,74,M48,273050,456,N,019,27.PODEM,203216,271K,3400,72,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488718,"usec":644577},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849387,"noise_level":-25.867731,"freq_skew":2.993334,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":38.900002,"lon":-3.500000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488719,"usec":392720},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605882,"noise_level":-25.665281,"freq_skew":2.597920,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNB","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"SN05GT","msg_num":"S97","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488719,"usec":392720},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.605882,"noise_level":-25.665281,"freq_skew":2.597920,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146702","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,205,194,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488719,"usec":393435},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727690,"noise_level":-25.648621,"freq_skew":-0.647766,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488719,"usec":394337},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826456,"noise_level":-25.615396,"freq_skew":1.040158,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1,"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":22989,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[123,164,2,143]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488720,"usec":159582},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429878,"noise_level":-25.305950,"freq_skew":1.642571,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29593,"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":[53,112,23,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488720,"usec":165508},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916435,"noise_level":-25.038124,"freq_skew":2.863509,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488720,"usec":922809},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.993748,"noise_level":-25.007151,"freq_skew":0.565061,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"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":44881,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[140,19,154,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488720,"usec":925456},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622321,"noise_level":-24.884350,"freq_skew":0.836406,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488720,"usec":925594},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777600,"noise_level":-24.884350,"freq_skew":-0.571643,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNR","mode":"2","label":"B9","blk_id":"9","ack":"!","flight":"AF1197","msg_num":"L20","msg_num_seq":"A","msg_text":"/LFPG.TI2/064LFPGA3806"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488720,"usec":925808},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490360,"noise_level":-24.884350,"freq_skew":-0.233016,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488720,"usec":927949},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672565,"noise_level":-25.732029,"freq_skew":0.106631,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":44909,"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":[47,253,207,65]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488722,"usec":442571},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573470,"noise_level":-25.069010,"freq_skew":1.676545,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"HV090G","msg_num":"F16","msg_num_seq":"E","sublabel":"M1","msg_text":"M48,286039,456,N,009,17.BAZOS,203457,271K,3400,69,M48,295040,456,N,044,21.BELDI,203941,271K,3400,65,M48,295040,456,N,044,37.VEKIN,204453,269K,2579,64,M33,316026,397,N,045,38.ARVOL,204646,269K,2211,63,M26,32"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488722,"usec":443601},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.523910,"noise_level":-26.123220,"freq_skew":0.789380,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488723,"usec":970119},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555789,"noise_level":-25.301952,"freq_skew":-2.737097,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":831,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52549,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[190,116,63,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488723,"usec":970712},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649064,"noise_level":-25.367256,"freq_skew":0.944231,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38806,"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":[11,242,236,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488723,"usec":971880},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658092,"noise_level":-25.319050,"freq_skew":-2.653824,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52549,"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":[75,171,166,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488723,"usec":972994},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.073009,"noise_level":-25.868816,"freq_skew":0.792126,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488723,"usec":980772},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.016333,"noise_level":-26.226223,"freq_skew":-0.697300,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488724,"usec":725842},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696084,"noise_level":-26.085070,"freq_skew":-2.565662,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488725,"usec":495311},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640393,"noise_level":-25.878883,"freq_skew":1.792888,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"HV090G","msg_num":"F16","msg_num_seq":"F","sublabel":"M1","msg_text":"5023,375,Y,045,12.AKOVI,204917,269K,900,63,M16,323019,349,Y,035,15.RODRI,205059,269K,900,63,M10,322017,332,Y,035,9.KERKY,205202,269K,700,62,M6,321015,323,Y,059,6.EGZOV,205628,250K,612,61,P5,321008,274,Y,070"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488726,"usec":252535},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.148596,"noise_level":-25.726410,"freq_skew":-1.836436,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1687,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488727,"usec":780944},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.275285,"noise_level":-24.550247,"freq_skew":-0.825107,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNR","mode":"2","label":"_d","blk_id":"0","ack":"C","flight":"AF1197","msg_num":"S82","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488728,"usec":543859},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521780,"noise_level":-24.361641,"freq_skew":1.014904,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488728,"usec":547456},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.108190,"noise_level":-24.318693,"freq_skew":2.738507,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488729,"usec":293213},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567733,"noise_level":-24.079247,"freq_skew":1.468151,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"HV090G","msg_num":"F16","msg_num_seq":"G","sublabel":"M1","msg_text":",22.OKLUP,205757,230K,493,61,P8,321006,241,Y,071,7.UVETI,205929,200K,200,60,P11,321004,198,Y,164,6.B25RF,210103,156K,200,60,P14,321002,160,Y,245,5.RW25R,210315,156K,16,57,P18,000000,156,Y,245,6.700,,,70,,,0"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488731,"usec":580715},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824581,"noise_level":-23.727446,"freq_skew":-2.114301,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"AT851W","msg_num":"D89","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02116863058HAMMMN1 190719182529 -23.3-50.8 370000.7881452400\r\n8515CRS A01 02  0  0  0  0N 4120.6W  236.9 15400236 69"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488732,"usec":346312},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029622,"noise_level":-23.374502,"freq_skew":-0.734822,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNR","mode":"2","label":"_d","blk_id":"0","ack":"C","flight":"AF1197","msg_num":"S82","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488732,"usec":347582},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725659,"noise_level":-23.507128,"freq_skew":-2.266552,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784488732,"usec":350308},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.078578,"noise_level":-24.185503,"freq_skew":1.844233,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784488732,"usec":350819},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386663,"noise_level":-24.185503,"freq_skew":1.707705,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"HV090G","msg_num":"F16","msg_num_seq":"H","sublabel":"M1","msg_text":"POSN40100W003193,BLN,191823,340,DGO,193529,ABRIX,M48,237061,137/RP:DA:LEMG:AA:EBBR:CR:OFP14(25R)..DGO.N858.ABRIX..CNA..ADABI..BOKNO.UN858.VANAD.UN874.BAMES.UT191.PODEM.UN873.BAZOS..BELDI..VEKIN.Z173.ARVOL:A:ARVO9A:F:KERKY:AP:RNV 25R.KER2S:F:VECTOR/PR1349,180,340,137,,49,27,240059,M44,130,P15,P0/FHDGO,193529,271K,3400,121,M48,244044,456,N,008,140.ABRIX,194529,271K,3400,112,M48,242046,456,N,030,82.CNA,200241,271K,3400,97,M48,256039,456,N,031,140.ADABI,201041,271K,3400,90,M48,260042,456,N,033,64.BOKNO,201430,271K,3400,87,M48,262037,456,N,013,30.DEVRO,201800,271K,3400,84,M48,260026,456,N,004,27.VANAD,202046,271K,3400,82,M48,257032,456,N,018,22.PIWIZ,202349,271K,3400,79,M48,266039,456,N,019,24.VADOM,202632,271K,3400,77,M48,270046,456,N,019,21.BAMES,202959,271K,3400,74,M48,273050,456,N,019,27.PODEM,203216,271K,3400,72,M48,286039,456,N,009,17.BAZOS,203457,271K,3400,69,M48,295040,456,N,044,21.BELDI,203941,271K,3400,65,M48,295040,456,N,044,37.VEKIN,204453,269K,2579,64,M33,316026,397,N,045,38.ARVOL,204646,269K,2211,63,M26,325023,375,Y,045,12.AKOVI,204917,269K,900,63,M16,323019,349,Y,035,15.RODRI,205059,269K,900,63,M10,322017,332,Y,035,9.KERKY,205202,269K,700,62,M6,321015,323,Y,059,6.EGZOV,205628,250K,612,61,P5,321008,274,Y,070,22.OKLUP,205757,230K,493,61,P8,321006,241,Y,071,7.UVETI,205929,200K,200,60,P11,321004,198,Y,164,6.B25RF,210103,156K,200,60,P14,321002,160,Y,245,5.RW25R,210315,156K,16,57,P18,000000,156,Y,245,6.700,,,70,,,000000,,Y,245,0.VECTOR,,,300,,,000000,,Y,019/DTEBBR,25R,57,210315,733D3A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488734,"usec":636477},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.319522,"noise_level":-23.249706,"freq_skew":-2.778791,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488734,"usec":637141},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719564,"noise_level":-23.237091,"freq_skew":-2.739555,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44803,"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":[249,133,231,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488734,"usec":637620},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781905,"noise_level":-23.882523,"freq_skew":-2.061475,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784488735,"usec":402576},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683630,"noise_level":-24.135246,"freq_skew":-1.551159,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ELLX"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488736,"usec":165314},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813165,"noise_level":-23.887138,"freq_skew":-1.617657,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"23200365","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,76,71,76,0,77,0,245,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488736,"usec":165314},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.813165,"noise_level":-23.887138,"freq_skew":-1.617657,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LX-LGV","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"LG3754","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488736,"usec":167369},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694846,"noise_level":-24.894297,"freq_skew":1.826864,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488736,"usec":917873},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772829,"noise_level":-24.764082,"freq_skew":2.467446,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488737,"usec":683748},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600922,"noise_level":-24.295895,"freq_skew":-1.573084,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488739,"usec":964123},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.322598,"noise_level":-23.819885,"freq_skew":-0.529716,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNR","mode":"2","label":"_d","blk_id":"1","ack":"D","flight":"AF1197","msg_num":"S83","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488739,"usec":973832},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697818,"noise_level":-23.535465,"freq_skew":-0.283894,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488740,"usec":727901},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.421866,"noise_level":-24.381266,"freq_skew":-1.419217,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488740,"usec":741281},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692658,"noise_level":-24.042730,"freq_skew":-0.781779,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HPNR","mode":"2","label":"_d","blk_id":"2","ack":"E","flight":"AF1197","msg_num":"S84","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488743,"usec":16905},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945834,"noise_level":-23.326073,"freq_skew":0.781132,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":599,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[152,145,159,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488743,"usec":20578},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773234,"noise_level":-24.237095,"freq_skew":0.827734,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":5998,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[127,185,191,7]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":6,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488743,"usec":21907},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.492933,"noise_level":-24.578266,"freq_skew":1.399574,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44823,"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":[22,133,250,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488743,"usec":775429},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645705,"noise_level":-24.389057,"freq_skew":-0.119994,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488743,"usec":780874},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879345,"noise_level":-24.203884,"freq_skew":0.710153,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488746,"usec":826495},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769852,"noise_level":-23.261072,"freq_skew":-0.133793,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488747,"usec":591934},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817189,"noise_level":-22.817423,"freq_skew":-0.030559,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488748,"usec":353229},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525763,"noise_level":-22.709963,"freq_skew":-0.768055,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488749,"usec":877623},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490149,"noise_level":-22.063869,"freq_skew":0.773235,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488751,"usec":405512},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.011332,"noise_level":-22.089003,"freq_skew":2.882584,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":277,"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":1784488752,"usec":154119},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752626,"noise_level":-22.436525,"freq_skew":-0.802333,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"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":44685,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[216,247,132,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488752,"usec":929612},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452743,"noise_level":-22.032135,"freq_skew":-0.577773,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488755,"usec":206261},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573283,"noise_level":-21.415854,"freq_skew":0.976695,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"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":1784488755,"usec":210337},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.590428,"noise_level":-21.332905,"freq_skew":-0.782310,"avlc":{"src":{"addr":"3C6427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488755,"usec":213735},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920865,"noise_level":-21.495180,"freq_skew":0.059092,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488755,"usec":974369},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626185,"noise_level":-21.385395,"freq_skew":-0.978858,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44699,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[35,11,93,76]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44699,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[196,30,6,54]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":14,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":19,"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":1784488757,"usec":491551},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739750,"noise_level":-22.170383,"freq_skew":-0.743978,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488758,"usec":260747},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563561,"noise_level":-22.703562,"freq_skew":-3.368423,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488759,"usec":779452},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.535345,"noise_level":-22.855215,"freq_skew":0.860015,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":254,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488760,"usec":544499},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.277151,"noise_level":-22.640688,"freq_skew":2.133509,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44760,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[187,21,188,122]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488760,"usec":547979},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603241,"noise_level":-23.462891,"freq_skew":1.685472,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488760,"usec":549224},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943242,"noise_level":-23.424152,"freq_skew":-3.262665,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488761,"usec":311228},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298673,"noise_level":-23.702421,"freq_skew":-2.646890,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":833,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488762,"usec":69869},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433865,"noise_level":-23.390659,"freq_skew":0.715145,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784488762,"usec":827318},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577315,"noise_level":-23.313553,"freq_skew":2.716320,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"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":44847,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[12,109,14,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488762,"usec":829422},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674434,"noise_level":-23.237564,"freq_skew":-0.978361,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":764,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44699,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[156,225,200,158]}]}],"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":7,"day":19},"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":1784488763,"usec":594105},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605237,"noise_level":-23.086437,"freq_skew":2.937955,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":39.000000,"lon":-3.500000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488763,"usec":596117},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826729,"noise_level":-23.275429,"freq_skew":2.813019,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488763,"usec":596398},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898694,"noise_level":-23.262772,"freq_skew":-0.976044,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784488763,"usec":596398},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.898694,"noise_level":-23.262772,"freq_skew":-0.976044,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":765,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":76,"dst_ref":44699,"variable_part_params":[{"name":"atn_checksum","value":[81,104,77,53]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488763,"usec":598001},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521566,"noise_level":-23.224916,"freq_skew":2.771987,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNB","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"SN05GT","msg_num":"S98","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488764,"usec":341760},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832298,"noise_level":-23.162189,"freq_skew":2.668657,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146702","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,205,194,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488765,"usec":111228},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779544,"noise_level":-23.345041,"freq_skew":0.830224,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6038,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29766,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[237,96,36,208]}]}],"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":7,"day":19},"time":{"hour":19,"min":19,"sec":24}},"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":1784488765,"usec":115433},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799377,"noise_level":-23.205734,"freq_skew":1.036920,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784488765,"usec":116229},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635992,"noise_level":-23.180641,"freq_skew":1.396327,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":44683,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[96,102,168,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488765,"usec":117116},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334505,"noise_level":-23.404331,"freq_skew":1.517583,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44683,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[193,188,183,120]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":19,"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":1784488765,"usec":867347},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.771790,"noise_level":-23.391485,"freq_skew":2.830909,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488765,"usec":867750},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830362,"noise_level":-23.378660,"freq_skew":0.833289,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":1784488765,"usec":870102},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725981,"noise_level":-23.289410,"freq_skew":0.911232,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6039,"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":[93,38,175,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488765,"usec":870919},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728002,"noise_level":-23.251438,"freq_skew":0.827221,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6040,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29766,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[46,126,6,206]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488765,"usec":871395},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295671,"noise_level":-23.238815,"freq_skew":-0.445622,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44833,"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":[81,160,100,128]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488766,"usec":628999},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899152,"noise_level":-23.327988,"freq_skew":1.577542,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488766,"usec":632131},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334723,"noise_level":-23.214064,"freq_skew":0.950672,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784488766,"usec":638360},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.560417,"noise_level":-23.126478,"freq_skew":0.957927,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44754,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[30,189,53,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488766,"usec":639350},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948461,"noise_level":-24.331839,"freq_skew":1.095748,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488767,"usec":393314},"freq":136975000,"burst_len_octets":19,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058913,"noise_level":-24.050398,"freq_skew":0.922323,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6427","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":19,"pkt_type_name":"Clear Request","chan_group":11,"chan_num":255,"clear_cause":0,"clear_cause_descr":"DTE originated","diag_code":144,"diag_code_descr":"Idle timer expired"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488768,"usec":157667},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578151,"noise_level":-23.886986,"freq_skew":0.805327,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488768,"usec":160992},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635730,"noise_level":-23.765541,"freq_skew":1.599145,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1996,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488768,"usec":928562},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469967,"noise_level":-23.660805,"freq_skew":0.513699,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488770,"usec":450588},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799916,"noise_level":-22.961563,"freq_skew":0.620468,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44881,"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":[80,114,253,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488773,"usec":492257},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606247,"noise_level":-21.893940,"freq_skew":-0.186153,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1029,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488774,"usec":254477},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397373,"noise_level":-22.729210,"freq_skew":0.078809,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488774,"usec":256400},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760612,"noise_level":-23.929810,"freq_skew":1.696816,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":665,"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":1784488774,"usec":257439},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549492,"noise_level":-23.902542,"freq_skew":-1.205848,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488775,"usec":9986},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709154,"noise_level":-23.834743,"freq_skew":-3.478745,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44898,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[88,221,105,127]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488775,"usec":18954},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646091,"noise_level":-24.608345,"freq_skew":-1.862604,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":339,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488775,"usec":18954},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.646091,"noise_level":-24.608345,"freq_skew":-1.862604,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":340,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44817,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[34,95,183,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488775,"usec":779223},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770098,"noise_level":-24.901218,"freq_skew":0.844583,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":7105,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":21,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[250,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488775,"usec":783251},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726810,"noise_level":-24.734837,"freq_skew":-3.495127,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":406,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44898,"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":[83,106,147,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488776,"usec":544510},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525507,"noise_level":-24.300007,"freq_skew":-0.925971,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":665,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488777,"usec":310332},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707531,"noise_level":-24.037876,"freq_skew":0.229771,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":209,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488777,"usec":311074},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018426,"noise_level":-24.563482,"freq_skew":1.858042,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":665,"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":1784488778,"usec":64668},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897327,"noise_level":-24.217911,"freq_skew":0.709742,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784488778,"usec":835599},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953362,"noise_level":-23.994297,"freq_skew":-1.810069,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":339,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488778,"usec":838814},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724948,"noise_level":-23.898525,"freq_skew":-1.813658,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":340,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44817,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[34,95,183,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488778,"usec":839631},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669171,"noise_level":-24.257345,"freq_skew":0.873258,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":7105,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":21,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[250,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488779,"usec":583084},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.493073,"noise_level":-24.019564,"freq_skew":1.641097,"avlc":{"src":{"addr":"348541","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488780,"usec":346898},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378438,"noise_level":-24.944710,"freq_skew":0.496684,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488781,"usec":871971},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328653,"noise_level":-24.083326,"freq_skew":0.451951,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":779,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[81,46,184,193]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488782,"usec":634358},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.852053,"noise_level":-23.823177,"freq_skew":0.796103,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":878,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44615,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[26,154,215,134]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488782,"usec":638058},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.239298,"noise_level":-24.045336,"freq_skew":0.832469,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784488782,"usec":643918},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825445,"noise_level":-24.596573,"freq_skew":-1.774282,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":339,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488782,"usec":643918},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.825445,"noise_level":-24.596573,"freq_skew":-1.774282,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":340,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44817,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[34,95,183,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488784,"usec":152816},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016736,"noise_level":-24.081335,"freq_skew":2.492647,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":378,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488785,"usec":683046},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827396,"noise_level":-23.369621,"freq_skew":2.599595,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488787,"usec":200453},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.944592,"noise_level":-23.375114,"freq_skew":-1.552193,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":339,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488787,"usec":203985},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730373,"noise_level":-23.298588,"freq_skew":-1.615057,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":340,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44817,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[34,95,183,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488788,"usec":731920},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876177,"noise_level":-23.569574,"freq_skew":-1.573484,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ELLX"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488789,"usec":486611},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879868,"noise_level":-23.426647,"freq_skew":0.775193,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44751,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[58,207,243,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488789,"usec":491725},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755444,"noise_level":-23.273363,"freq_skew":-1.620047,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"23200365","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,76,71,76,0,77,0,245,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488789,"usec":492464},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.634896,"noise_level":-23.889118,"freq_skew":0.834126,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488789,"usec":492464},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-3.634896,"noise_level":-23.889118,"freq_skew":0.834126,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44754,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[145,93,48,89]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488789,"usec":493194},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.646560,"noise_level":-24.953138,"freq_skew":0.947779,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44754,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[242,147,57,148]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784488789,"usec":493438},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.146904,"noise_level":-26.021347,"freq_skew":-1.553230,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LX-LGV","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"LG3754","msg_num":"S30","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488790,"usec":246683},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667938,"noise_level":-25.917725,"freq_skew":0.590833,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488790,"usec":249905},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269344,"noise_level":-25.918339,"freq_skew":0.404707,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":780,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488790,"usec":254055},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971056,"noise_level":-25.849934,"freq_skew":0.901853,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784488790,"usec":255658},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049263,"noise_level":-25.893562,"freq_skew":-3.587210,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488790,"usec":256449},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942806,"noise_level":-26.406662,"freq_skew":-1.696759,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":339,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488790,"usec":258262},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498355,"noise_level":-26.334316,"freq_skew":-1.657802,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":340,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44817,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[34,95,183,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488791,"usec":16683},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.204548,"noise_level":-27.098129,"freq_skew":-1.728273,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":339,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488791,"usec":17160},"freq":136975000,"burst_len_octets":186,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549892,"noise_level":-27.078485,"freq_skew":-2.302603,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"AT851W","msg_num":"D90","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02117463058HAMMMN1 190719192544 -24.0-51.5 369920.7881451600\r\n8515CRS A01 02  0  0  0  0N 4113.8W  237.3 15280236 68"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488791,"usec":17160},"freq":136975000,"burst_len_octets":186,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.549892,"noise_level":-27.078485,"freq_skew":-2.302603,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784488791,"usec":17877},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372348,"noise_level":-27.404034,"freq_skew":-1.905496,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784488791,"usec":20097},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625340,"noise_level":-27.282658,"freq_skew":0.622325,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488791,"usec":768412},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.206230,"noise_level":-27.103714,"freq_skew":1.610354,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1997,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[206,89]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488791,"usec":768516},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.398388,"noise_level":-27.103714,"freq_skew":1.418638,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":246,"pdu_id":273,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44815,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[22,249,79,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488791,"usec":772358},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013923,"noise_level":-26.928383,"freq_skew":-1.846674,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488791,"usec":775846},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.327884,"noise_level":-27.442574,"freq_skew":-1.623343,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488791,"usec":776046},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.239763,"noise_level":-27.921005,"freq_skew":-2.144799,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784488792,"usec":535326},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737809,"noise_level":-27.686371,"freq_skew":2.056889,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44797,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[162,86,48,123]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488793,"usec":306227},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.339760,"noise_level":-27.235308,"freq_skew":0.867001,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44754,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[242,147,57,148]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784488794,"usec":69150},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.282470,"noise_level":-26.416063,"freq_skew":0.844910,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488794,"usec":70217},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961315,"noise_level":-26.729252,"freq_skew":-2.387833,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488794,"usec":71556},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889343,"noise_level":-26.654182,"freq_skew":0.972292,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488794,"usec":821988},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968746,"noise_level":-26.598301,"freq_skew":-2.704786,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488794,"usec":825251},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.305292,"noise_level":-26.522667,"freq_skew":0.859384,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15102022","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,132,18,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488795,"usec":589707},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725644,"noise_level":-27.362509,"freq_skew":0.868692,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":"15102022","called_addr":"1116900402899","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":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488795,"usec":590208},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.395125,"noise_level":-27.342258,"freq_skew":1.160062,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"UX1094","msg_num":"S83","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488795,"usec":595996},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.723350,"noise_level":-28.156836,"freq_skew":1.919895,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44797,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[162,86,48,123]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488795,"usec":600354},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.171874,"noise_level":-27.894253,"freq_skew":0.804217,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488796,"usec":349888},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.477681,"noise_level":-27.808460,"freq_skew":1.118917,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488796,"usec":356609},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376807,"noise_level":-27.593716,"freq_skew":1.744931,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1998,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[157,220]},{"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":1784488797,"usec":109497},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.448281,"noise_level":-28.491817,"freq_skew":0.975110,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX1094","msg_num":"F39","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41396W003594,MEDIL,191954,320,ORBIS,192329,MD435,M46,235044,870ED9"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488797,"usec":117714},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972203,"noise_level":-28.136162,"freq_skew":1.013642,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488797,"usec":118075},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499423,"noise_level":-28.136162,"freq_skew":1.935047,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488797,"usec":118383},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.630918,"noise_level":-28.114029,"freq_skew":1.059668,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488797,"usec":870451},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755772,"noise_level":-27.852718,"freq_skew":0.573606,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":44766,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[42,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488797,"usec":877489},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.794757,"noise_level":-28.130293,"freq_skew":0.972231,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488797,"usec":878447},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.268343,"noise_level":-28.559528,"freq_skew":-0.758772,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-2.100000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488798,"usec":639717},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.170942,"noise_level":-28.307259,"freq_skew":0.722330,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488798,"usec":640028},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472156,"noise_level":-28.284683,"freq_skew":-0.983065,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSG","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"TO89CZ","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488798,"usec":640028},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.472156,"noise_level":-28.284683,"freq_skew":-0.983065,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"16357106","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,86,70,0,57,222,70,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488799,"usec":393068},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418508,"noise_level":-28.230247,"freq_skew":-3.271669,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LELN"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488799,"usec":396696},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811060,"noise_level":-28.141088,"freq_skew":0.873601,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488799,"usec":397981},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492343,"noise_level":-28.074816,"freq_skew":-0.789482,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488800,"usec":158514},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670038,"noise_level":-27.896433,"freq_skew":-3.298003,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15102722","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,133,210,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488800,"usec":159977},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835862,"noise_level":-27.789297,"freq_skew":-3.578805,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSN","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"YW2471","msg_num":"S79","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488800,"usec":162283},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573635,"noise_level":-27.662457,"freq_skew":0.910931,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":"15102722","called_addr":"1116900402899","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":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488800,"usec":917182},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775950,"noise_level":-27.393826,"freq_skew":1.001386,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OSN","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488801,"usec":675229},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937775,"noise_level":-26.957333,"freq_skew":-3.279031,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488803,"usec":206786},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779745,"noise_level":-25.970640,"freq_skew":1.012250,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":1784488803,"usec":215686},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431360,"noise_level":-25.660036,"freq_skew":0.667354,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488803,"usec":974627},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.963373,"noise_level":-26.352484,"freq_skew":0.924631,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6108,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[11,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488804,"usec":724884},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.331016,"noise_level":-25.861279,"freq_skew":0.488372,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":716,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44766,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[254,140]},{"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":1784488804,"usec":726556},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.679056,"noise_level":-26.180761,"freq_skew":1.013836,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44754,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[189,14,151,110]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":20,"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":1784488805,"usec":494313},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918902,"noise_level":-27.134504,"freq_skew":0.730029,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":48.500000,"flags":192,"pdu_id":6110,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64972,"credit":10,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[223,84,156,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488805,"usec":496750},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951880,"noise_level":-26.974619,"freq_skew":0.957068,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488805,"usec":499419},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.061512,"noise_level":-26.801849,"freq_skew":0.853846,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":48.500000,"flags":192,"pdu_id":6113,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64972,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[86,130,12,251]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":10,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":20,"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":1784488806,"usec":251525},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.740982,"noise_level":-26.669807,"freq_skew":1.103949,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488806,"usec":259591},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968654,"noise_level":-26.995834,"freq_skew":1.039684,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784488807,"usec":12968},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.533507,"noise_level":-26.841719,"freq_skew":1.116032,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44754,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[230,42,98,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488807,"usec":779937},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895182,"noise_level":-26.631039,"freq_skew":0.861170,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784488810,"usec":826945},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591906,"noise_level":-24.851038,"freq_skew":1.947964,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44760,"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":[7,231,210,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488811,"usec":594191},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106974,"noise_level":-24.421513,"freq_skew":0.999085,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23053,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[123,164,2,143]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488811,"usec":598646},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427389,"noise_level":-24.249811,"freq_skew":1.459865,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":1784488812,"usec":346090},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346886,"noise_level":-24.151194,"freq_skew":1.537378,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29593,"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":[53,112,23,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488812,"usec":349538},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937065,"noise_level":-24.563931,"freq_skew":-0.868333,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488812,"usec":354966},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.276927,"noise_level":-25.437481,"freq_skew":0.807046,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488813,"usec":111493},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753456,"noise_level":-25.149900,"freq_skew":1.197481,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"17","blk_id":"9","ack":"!","flight":"W60477","msg_num":"M14","msg_num_seq":"A","msg_text":"192006,35005,2033, 11480,N 40.471,W  2.464,19JUL26,24024,  57,- 50"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488813,"usec":118089},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746910,"noise_level":-24.994156,"freq_skew":2.744562,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":279,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44847,"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":[82,149,154,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488814,"usec":629321},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587848,"noise_level":-24.412106,"freq_skew":1.454923,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44683,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[83,27,120,38]}]}],"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":7,"day":19},"time":{"hour":19,"min":20,"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":1784488814,"usec":629321},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.587848,"noise_level":-24.412106,"freq_skew":1.454923,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":315,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29593,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[6,229,93,12]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":20,"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":1784488814,"usec":636019},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965329,"noise_level":-24.354553,"freq_skew":0.854303,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488814,"usec":639004},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.953805,"noise_level":-24.340227,"freq_skew":0.957030,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":54,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488814,"usec":642008},"freq":136975000,"burst_len_octets":100,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593594,"noise_level":-24.212324,"freq_skew":0.846410,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6129,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29766,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[131,75,56,121]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488814,"usec":642008},"freq":136975000,"burst_len_octets":100,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.593594,"noise_level":-24.212324,"freq_skew":0.846410,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6130,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":44683,"dst_ref":29766,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[53,8,78,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488814,"usec":642008},"freq":136975000,"burst_len_octets":100,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.593594,"noise_level":-24.212324,"freq_skew":0.846410,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23057,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[208,113,52,58]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488815,"usec":397654},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703690,"noise_level":-24.080210,"freq_skew":1.349280,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488815,"usec":400035},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779289,"noise_level":-24.024811,"freq_skew":0.925653,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":0,"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":23058,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29767,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[221,4,59,171]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":20,"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":1784488815,"usec":400367},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580935,"noise_level":-24.481829,"freq_skew":1.599375,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488815,"usec":400367},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.580935,"noise_level":-24.481829,"freq_skew":1.599375,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":29766,"dst_ref":44683,"variable_part_params":[{"name":"atn_checksum","value":[69,222,146,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488815,"usec":401101},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798609,"noise_level":-24.467287,"freq_skew":-0.169314,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52573,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[211,108,151,9]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488815,"usec":402244},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.072077,"noise_level":-25.618200,"freq_skew":-2.075514,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"AT851W","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488815,"usec":402611},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933028,"noise_level":-26.326420,"freq_skew":-2.775232,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488815,"usec":403253},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474636,"noise_level":-26.290504,"freq_skew":1.471465,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29593,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[223,166,248,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488816,"usec":160387},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679514,"noise_level":-26.236912,"freq_skew":0.683716,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488816,"usec":161494},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928206,"noise_level":-26.183643,"freq_skew":0.882304,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":38982,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[210,195,30,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488816,"usec":162946},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749665,"noise_level":-26.661604,"freq_skew":0.636998,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1,"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":23059,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29767,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[128,173,181,135]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":20,"sec":14}},"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":1784488816,"usec":166639},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791822,"noise_level":-26.508900,"freq_skew":-2.611224,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"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":52593,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[57,185,229,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488816,"usec":167392},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488649,"noise_level":-26.472223,"freq_skew":0.032632,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":52573,"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":[171,163,44,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488816,"usec":913711},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868949,"noise_level":-26.327049,"freq_skew":1.361054,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488816,"usec":913792},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453446,"noise_level":-26.812389,"freq_skew":1.435641,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29593,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[53,115,43,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488816,"usec":913792},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.453446,"noise_level":-26.812389,"freq_skew":1.435641,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":319,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29593,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[198,153,249,133]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":20,"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":1784488816,"usec":913991},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820336,"noise_level":-26.812389,"freq_skew":-2.836072,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":52593,"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":[237,25,89,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488816,"usec":914945},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631970,"noise_level":-26.755486,"freq_skew":0.905220,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"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":1784488816,"usec":917360},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325730,"noise_level":-26.605541,"freq_skew":0.856028,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23060,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[38,62,102,228]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488816,"usec":918219},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973903,"noise_level":-27.152210,"freq_skew":1.113659,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488817,"usec":681986},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801466,"noise_level":-26.879484,"freq_skew":1.429716,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488817,"usec":682413},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930611,"noise_level":-26.860329,"freq_skew":-2.825733,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488817,"usec":690893},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.160775,"noise_level":-27.249859,"freq_skew":1.186417,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":54,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488818,"usec":441267},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775736,"noise_level":-27.576698,"freq_skew":1.226394,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":2,"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":44815,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[107,198,129,45]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44815,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[176,164,254,122]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":20,"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":1784488819,"usec":200106},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636930,"noise_level":-27.111435,"freq_skew":-0.500688,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488819,"usec":200958},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599074,"noise_level":-27.052546,"freq_skew":1.022411,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488819,"usec":202648},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644908,"noise_level":-26.935949,"freq_skew":-2.306937,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"00400633","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,79,77,65,0,112,192,240,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488819,"usec":202648},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.644908,"noise_level":-26.935949,"freq_skew":-2.306937,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"AT851W","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488819,"usec":205661},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698255,"noise_level":-27.315752,"freq_skew":1.109200,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488819,"usec":966344},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647847,"noise_level":-27.096718,"freq_skew":-0.222747,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488819,"usec":980381},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.035302,"noise_level":-26.730927,"freq_skew":-2.360293,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488820,"usec":728193},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782098,"noise_level":-27.410542,"freq_skew":-0.111153,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1030,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[219,49,186,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488820,"usec":732880},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702959,"noise_level":-27.634184,"freq_skew":0.886862,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488821,"usec":495978},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769043,"noise_level":-27.366413,"freq_skew":0.773921,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":33889,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[196,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488821,"usec":499920},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.339846,"noise_level":-28.335478,"freq_skew":-2.727195,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488822,"usec":248939},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859282,"noise_level":-27.850376,"freq_skew":0.720724,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488822,"usec":250308},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.564233,"noise_level":-28.188831,"freq_skew":0.806979,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488822,"usec":257479},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900470,"noise_level":-27.946957,"freq_skew":-0.831867,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488823,"usec":28232},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.936444,"noise_level":-27.503098,"freq_skew":0.929568,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX1094","msg_num":"129","msg_num_seq":"A","sublabel":"T1","msg_text":"PLF 1 19JUL26 1920 EC-OPX AEA96LZ EHAM/LEMD BCG59-U000-08E7 BCG39-0MFC-0016 L 1713 19JUL26\n\rEOR"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488823,"usec":774605},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857870,"noise_level":-27.836632,"freq_skew":1.409049,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":3,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44815,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[91,85,117,47]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":20,"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":1784488823,"usec":781946},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008206,"noise_level":-27.625111,"freq_skew":0.930205,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488823,"usec":783815},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574565,"noise_level":-27.480051,"freq_skew":-0.645165,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488824,"usec":537710},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.085216,"noise_level":-27.157314,"freq_skew":-2.092729,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488824,"usec":539014},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.108545,"noise_level":-27.114967,"freq_skew":1.200226,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784488824,"usec":539014},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.108545,"noise_level":-27.114967,"freq_skew":1.200226,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488824,"usec":539207},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.760862,"noise_level":-27.114967,"freq_skew":0.995073,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488825,"usec":296888},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928896,"noise_level":-27.777653,"freq_skew":-1.881378,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":341,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44817,"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":[74,135,203,97]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488825,"usec":305801},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589480,"noise_level":-27.473412,"freq_skew":1.201544,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":276,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44815,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[222,102,124,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488826,"usec":63379},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879772,"noise_level":-27.371340,"freq_skew":-1.053655,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488827,"usec":582877},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.587714,"noise_level":-26.412807,"freq_skew":1.191561,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784488829,"usec":117664},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638973,"noise_level":-25.257322,"freq_skew":-0.638503,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"credit":3,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[205,93,39,35]},{"name":"subseq_num","value":7}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488829,"usec":869308},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518937,"noise_level":-25.115295,"freq_skew":0.706212,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[190,42,100,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488829,"usec":873512},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521647,"noise_level":-24.883623,"freq_skew":0.448381,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44800,"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":[216,16,106,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488830,"usec":637856},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868849,"noise_level":-24.481579,"freq_skew":0.710141,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784488831,"usec":399683},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512681,"noise_level":-24.337271,"freq_skew":0.541155,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":718,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488831,"usec":401319},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335980,"noise_level":-24.251823,"freq_skew":1.511371,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":320,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488831,"usec":405851},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899113,"noise_level":-24.069519,"freq_skew":-2.384856,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488831,"usec":406104},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.258780,"noise_level":-24.069519,"freq_skew":-0.982117,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":712,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33815,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[20,142,25,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488831,"usec":406751},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.111169,"noise_level":-24.041809,"freq_skew":-0.736495,"avlc":{"src":{"addr":"39BDB1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":713,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33815,"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":[230,37,153,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488832,"usec":153728},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050477,"noise_level":-24.000412,"freq_skew":0.806463,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488832,"usec":154955},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706369,"noise_level":-24.156092,"freq_skew":0.938237,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488832,"usec":162964},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974266,"noise_level":-24.003267,"freq_skew":0.973072,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488832,"usec":919957},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685964,"noise_level":-24.334696,"freq_skew":-0.852275,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"credit":3,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[205,93,39,35]},{"name":"subseq_num","value":7}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488833,"usec":690520},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731728,"noise_level":-24.066795,"freq_skew":0.631606,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":219,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488835,"usec":207652},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432554,"noise_level":-23.974390,"freq_skew":-2.489502,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488836,"usec":732476},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704717,"noise_level":-23.771973,"freq_skew":0.926855,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488836,"usec":735235},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349232,"noise_level":-23.731834,"freq_skew":0.851015,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[223,217,221,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488837,"usec":499246},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776597,"noise_level":-24.006962,"freq_skew":0.218489,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488841,"usec":298643},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578704,"noise_level":-22.813320,"freq_skew":-0.140166,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":44909,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[147,73,183,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488842,"usec":66609},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.813185,"noise_level":-23.000568,"freq_skew":1.795357,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44797,"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":[2,126,235,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488843,"usec":591728},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606294,"noise_level":-23.340590,"freq_skew":0.741250,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39030,"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":[11,242,236,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488843,"usec":593065},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468512,"noise_level":-23.315107,"freq_skew":-2.687769,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":834,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52549,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[190,116,63,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488843,"usec":593375},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757514,"noise_level":-23.688404,"freq_skew":-2.579114,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":835,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52549,"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":[75,171,166,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488843,"usec":594465},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895732,"noise_level":-23.755703,"freq_skew":0.845920,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":1784488844,"usec":345845},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.286678,"noise_level":-23.680944,"freq_skew":-2.667523,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488844,"usec":346231},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.252804,"noise_level":-23.665325,"freq_skew":2.494807,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784488845,"usec":874368},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703329,"noise_level":-23.213661,"freq_skew":-0.358509,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3544,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[233,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488847,"usec":401561},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797380,"noise_level":-22.599796,"freq_skew":0.650469,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":22672,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488848,"usec":163482},"freq":136975000,"burst_len_octets":149,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698951,"noise_level":-22.518162,"freq_skew":0.025394,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"80","blk_id":"1","ack":"!","flight":"UX7319","msg_num":"M41","msg_num_seq":"A","msg_text":"3D01 RMPSRV 7319/19 LEVX/LEMD .EC-LUT\r\n/LAV N/CAB N/MEDA N/SEC N/WCHR 00/UMNR 00/MAAS N\r\nETA 1950Z\r\nSLDS"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488848,"usec":170282},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904186,"noise_level":-23.229069,"freq_skew":0.883524,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488848,"usec":170425},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772790,"noise_level":-23.229069,"freq_skew":-0.005715,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488848,"usec":928867},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645683,"noise_level":-22.907564,"freq_skew":0.207065,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488850,"usec":442430},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981365,"noise_level":-22.481184,"freq_skew":0.817990,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":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":22682,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488850,"usec":443966},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387230,"noise_level":-22.435074,"freq_skew":0.688051,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":1784488850,"usec":448438},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588089,"noise_level":-23.420765,"freq_skew":-0.377541,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3545,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[160,176]},{"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":1784488851,"usec":204132},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037766,"noise_level":-24.088562,"freq_skew":0.976486,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488851,"usec":205593},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609978,"noise_level":-24.314928,"freq_skew":-2.184554,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"AT851W","msg_num":"D91","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02118063058HAMMMN1 190719202559 -22.7-50.5 369980.7901450400\r\n8515CRS A01 02  0  0  0  0N 41 7.1W  239.1 15200236 69"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488851,"usec":965957},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853884,"noise_level":-24.006428,"freq_skew":0.619366,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488852,"usec":723705},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.218217,"noise_level":-23.775328,"freq_skew":0.838261,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":404,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488852,"usec":725229},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997437,"noise_level":-24.643518,"freq_skew":1.027257,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488853,"usec":491686},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.123256,"noise_level":-24.209778,"freq_skew":0.741260,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488854,"usec":264412},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882402,"noise_level":-25.465145,"freq_skew":-2.291227,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488855,"usec":9604},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708261,"noise_level":-25.448866,"freq_skew":-2.846378,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":237,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44803,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[69,88,38,251]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488855,"usec":12064},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.926075,"noise_level":-25.504623,"freq_skew":0.709734,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":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":22711,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488856,"usec":548761},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798536,"noise_level":-24.574089,"freq_skew":1.501824,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488856,"usec":549221},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478999,"noise_level":-25.043732,"freq_skew":3.986149,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":42.900002,"lon":-5.600000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488856,"usec":551625},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630531,"noise_level":-25.942060,"freq_skew":0.890708,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488857,"usec":299607},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807506,"noise_level":-25.721092,"freq_skew":0.987876,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","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":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":22706,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488858,"usec":63608},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410877,"noise_level":-25.391750,"freq_skew":3.920451,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"22046131","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,82,65,0,72,76,89,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488858,"usec":69421},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848333,"noise_level":-25.199976,"freq_skew":0.941104,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":"22046131","called_addr":"1116900402899","facilities":[{"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_line_addr_modified","value":[15]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488858,"usec":71945},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992115,"noise_level":-25.136982,"freq_skew":0.847173,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":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":22711,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488858,"usec":72942},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.200866,"noise_level":-25.121305,"freq_skew":3.984198,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"HV037B","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488858,"usec":823886},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.215392,"noise_level":-25.313337,"freq_skew":-3.257306,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488858,"usec":829509},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936745,"noise_level":-25.154657,"freq_skew":0.806178,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488859,"usec":582561},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764015,"noise_level":-24.967995,"freq_skew":3.974683,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488859,"usec":586117},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829289,"noise_level":-24.802696,"freq_skew":0.544109,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488860,"usec":345207},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661782,"noise_level":-24.611513,"freq_skew":4.101125,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488862,"usec":636216},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862985,"noise_level":-24.151184,"freq_skew":0.654622,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":44752,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[152,145,159,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488863,"usec":393964},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732098,"noise_level":-23.943562,"freq_skew":1.034914,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488863,"usec":398640},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462718,"noise_level":-23.965370,"freq_skew":0.644166,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488863,"usec":398640},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.462718,"noise_level":-23.965370,"freq_skew":0.644166,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":426,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":65,"dst_ref":44948,"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":[118,187,182,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488863,"usec":399569},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018406,"noise_level":-24.223997,"freq_skew":-0.535866,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488864,"usec":162218},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776079,"noise_level":-24.000870,"freq_skew":3.934853,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488864,"usec":166018},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816843,"noise_level":-24.912544,"freq_skew":0.429110,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"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":1784488864,"usec":166018},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.816843,"noise_level":-24.912544,"freq_skew":0.429110,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"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":44948,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[163,5,254,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488864,"usec":913354},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424405,"noise_level":-24.973345,"freq_skew":-0.098105,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1031,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[109,229,254,128]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488864,"usec":913797},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445369,"noise_level":-24.957960,"freq_skew":0.666759,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,87,90,90,0,71,29,191,0,0,83,65,65,66,0,0,1],"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":428,"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":66,"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":[208,205]},{"name":"atn_checksum","value":[215,9,52,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488864,"usec":919545},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625531,"noise_level":-24.685589,"freq_skew":0.585926,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":44752,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[152,145,159,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488865,"usec":678795},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.463681,"noise_level":-24.641010,"freq_skew":0.930514,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488865,"usec":680467},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718184,"noise_level":-24.552538,"freq_skew":0.523774,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488868,"usec":741151},"freq":136975000,"burst_len_octets":150,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525517,"noise_level":-23.633175,"freq_skew":0.495440,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":430,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27888,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[237,0,111,58]}]}],"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":[1,3,27,1,4660671,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"WZZ168","long_tsap":{"rdp":[65,87,90,90,0],"short_tsap":{"ars":[71,29,191],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":0,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,87,90,90,0],"short_tsap":{"ars":[71,29,191],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,0]}}}}}},{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,87,90,90,0],"short_tsap":{"ars":[71,29,191],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}},{"ae_qualifier_version_address":{"ae_qualifier":22,"version":2,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,87,90,90,0],"short_tsap":{"ars":[71,29,191],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"LEMG","destination_airport":"EPKK"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488869,"usec":492361},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771441,"noise_level":-23.476236,"freq_skew":0.772008,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"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":27888,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[97,203,164,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488870,"usec":254746},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724480,"noise_level":-23.721474,"freq_skew":0.422128,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":1784488870,"usec":255041},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449516,"noise_level":-23.708151,"freq_skew":-3.605755,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":407,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488870,"usec":255787},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697600,"noise_level":-23.681568,"freq_skew":2.624535,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488870,"usec":258794},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598461,"noise_level":-23.628647,"freq_skew":-0.112877,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488870,"usec":259955},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530607,"noise_level":-23.589165,"freq_skew":0.704763,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"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":27888,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[212,107,159,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488870,"usec":259955},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.530607,"noise_level":-23.589165,"freq_skew":0.704763,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":432,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":66,"dst_ref":27888,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[126,152,7,137]}],"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":1784488870,"usec":259955},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.530607,"noise_level":-23.589165,"freq_skew":0.704763,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":true,"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":8,"lifetime":20.000000,"flags":246,"pdu_id":433,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44948,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[137,28,168,221]}]}],"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":1784488870,"usec":262428},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458315,"noise_level":-23.523760,"freq_skew":2.066532,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488871,"usec":15160},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902686,"noise_level":-24.414028,"freq_skew":0.870848,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":1784488871,"usec":771897},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.257876,"noise_level":-24.213169,"freq_skew":0.653806,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488871,"usec":776520},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668474,"noise_level":-24.315813,"freq_skew":-0.874099,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44685,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[216,247,132,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488872,"usec":540270},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309811,"noise_level":-24.889374,"freq_skew":-1.656163,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488874,"usec":822109},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.548065,"noise_level":-24.737471,"freq_skew":1.232219,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488874,"usec":826208},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938142,"noise_level":-25.187845,"freq_skew":0.832256,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488874,"usec":830914},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380675,"noise_level":-25.062483,"freq_skew":0.518227,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488874,"usec":830914},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.380675,"noise_level":-25.062483,"freq_skew":0.518227,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":65,"dst_ref":44948,"variable_part_params":[{"name":"atn_checksum","value":[239,58,20,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488877,"usec":109741},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306167,"noise_level":-24.423220,"freq_skew":0.971101,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784488877,"usec":869899},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632921,"noise_level":-24.058079,"freq_skew":1.450697,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488878,"usec":643685},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.193698,"noise_level":-24.150482,"freq_skew":0.888179,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488879,"usec":393880},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.001983,"noise_level":-24.066841,"freq_skew":-1.310221,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2962,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[151,235]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488879,"usec":398938},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038344,"noise_level":-24.263105,"freq_skew":-0.093447,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488880,"usec":160846},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776675,"noise_level":-23.888187,"freq_skew":0.716784,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784488881,"usec":682043},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864097,"noise_level":-23.880749,"freq_skew":1.559330,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488881,"usec":685534},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779828,"noise_level":-24.232594,"freq_skew":0.558740,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488883,"usec":206473},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652236,"noise_level":-23.474789,"freq_skew":-0.869368,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488883,"usec":969329},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.298868,"noise_level":-23.775671,"freq_skew":-1.242718,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2963,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44694,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[102,111]},{"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":1784488883,"usec":970606},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710446,"noise_level":-23.722174,"freq_skew":0.984585,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488883,"usec":978496},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621377,"noise_level":-23.446598,"freq_skew":1.421840,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784488884,"usec":725407},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939063,"noise_level":-23.433689,"freq_skew":0.043042,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488885,"usec":496898},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894065,"noise_level":-23.552931,"freq_skew":-0.477376,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44833,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[66,190,148,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488886,"usec":259603},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951482,"noise_level":-23.219444,"freq_skew":1.035552,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784488888,"usec":538218},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.671632,"noise_level":-23.093557,"freq_skew":1.729393,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488888,"usec":541996},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.513198,"noise_level":-22.945992,"freq_skew":1.293265,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784488888,"usec":547650},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.030127,"noise_level":-22.788906,"freq_skew":0.940757,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488890,"usec":63583},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413198,"noise_level":-22.387440,"freq_skew":0.207352,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488890,"usec":827589},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604477,"noise_level":-23.400360,"freq_skew":0.612559,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":44881,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[140,19,154,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488890,"usec":829681},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828448,"noise_level":-23.310886,"freq_skew":-0.197164,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44909,"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":[47,253,207,65]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488890,"usec":830638},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649091,"noise_level":-23.310886,"freq_skew":0.784561,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":601,"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":1784488890,"usec":832398},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.993547,"noise_level":-24.390091,"freq_skew":1.150019,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"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":1784488892,"usec":345187},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595775,"noise_level":-24.373283,"freq_skew":0.727086,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488892,"usec":349773},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753422,"noise_level":-24.262400,"freq_skew":0.740956,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488893,"usec":880438},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.160415,"noise_level":-23.737759,"freq_skew":0.211782,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488894,"usec":638390},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903927,"noise_level":-24.039139,"freq_skew":-0.177603,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTB","mode":"2","label":"_d","blk_id":"0","ack":"H","flight":"D82887","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488895,"usec":396621},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704557,"noise_level":-24.883661,"freq_skew":-0.026360,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTB","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"D82887","msg_num":"F10","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41397W002559,BLN,192134,340,ABRIX,193647,CNA,M50,235047,20207EB"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488895,"usec":398149},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.062158,"noise_level":-25.356411,"freq_skew":-3.238902,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"GMMN"},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488895,"usec":398659},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509334,"noise_level":-25.356411,"freq_skew":1.998356,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488895,"usec":398943},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492342,"noise_level":-26.365761,"freq_skew":0.869365,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":7298,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":21,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[250,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488896,"usec":168638},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.066072,"noise_level":-25.998623,"freq_skew":-3.404000,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"00400404","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,1,4,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488896,"usec":169061},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353312,"noise_level":-25.981312,"freq_skew":0.728943,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":719,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33889,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[167,149]},{"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":1784488896,"usec":921394},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.794133,"noise_level":-25.608919,"freq_skew":0.700793,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":3,"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":22999,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488896,"usec":921394},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.794133,"noise_level":-25.608919,"freq_skew":0.700793,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488898,"usec":439963},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854881,"noise_level":-25.156979,"freq_skew":1.429984,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488898,"usec":446428},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.215012,"noise_level":-24.878395,"freq_skew":-0.117481,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488899,"usec":208039},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.127544,"noise_level":-24.652874,"freq_skew":-3.460255,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGM","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"AT717X","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488900,"usec":730702},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.331102,"noise_level":-23.927158,"freq_skew":0.508847,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":719,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33889,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[167,149]},{"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":1784488902,"usec":255186},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.085552,"noise_level":-23.758980,"freq_skew":-2.898665,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":238,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488902,"usec":257244},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851637,"noise_level":-23.999031,"freq_skew":0.755051,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6278,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":68,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[32,100,207,222]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":21,"sec":41}},"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":1784488903,"usec":15413},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.912910,"noise_level":-23.916832,"freq_skew":-3.462810,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGM","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"AT717X","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488903,"usec":17022},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899462,"noise_level":-23.848919,"freq_skew":0.933387,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39114,"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":[24,44,51,152]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":21,"sec":42}},"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":380}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488903,"usec":17121},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823133,"noise_level":-23.848919,"freq_skew":0.605514,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[237,94,209,88]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44752,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[26,251,204,140]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":21,"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":1784488903,"usec":23001},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736724,"noise_level":-24.418739,"freq_skew":0.819917,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6282,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[55,111,36,225]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488903,"usec":775503},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012796,"noise_level":-24.361145,"freq_skew":-2.882226,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488903,"usec":776183},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.968625,"noise_level":-24.332489,"freq_skew":-2.590605,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":836,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52549,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[20,65,113,120]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52549,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[118,221,77,240]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":21,"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":1784488904,"usec":535772},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977536,"noise_level":-23.995815,"freq_skew":-3.192085,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488904,"usec":542058},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536510,"noise_level":-23.738234,"freq_skew":-0.078331,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":390,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":12,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488905,"usec":297866},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626637,"noise_level":-24.167974,"freq_skew":0.614768,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":719,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33889,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[167,149]},{"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":1784488905,"usec":298988},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884825,"noise_level":-24.645947,"freq_skew":0.895088,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488905,"usec":302279},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881848,"noise_level":-24.513496,"freq_skew":0.778588,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488906,"usec":61539},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689779,"noise_level":-25.140095,"freq_skew":0.983028,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":23080,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488906,"usec":65452},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589171,"noise_level":-24.953743,"freq_skew":0.750584,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[237,94,209,88]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44752,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[26,251,204,140]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":21,"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":1784488906,"usec":68202},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.265815,"noise_level":-25.082333,"freq_skew":0.999633,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488906,"usec":69171},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787464,"noise_level":-25.035679,"freq_skew":-2.719894,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":836,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52549,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[20,65,113,120]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52549,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[118,221,77,240]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":21,"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":1784488906,"usec":822056},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677662,"noise_level":-24.943115,"freq_skew":-0.612952,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488906,"usec":823708},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481845,"noise_level":-25.655491,"freq_skew":0.713838,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39122,"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":[96,191,31,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488906,"usec":826287},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348416,"noise_level":-25.523247,"freq_skew":0.828254,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488906,"usec":828148},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586916,"noise_level":-25.441607,"freq_skew":0.055896,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488907,"usec":583777},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822664,"noise_level":-26.048887,"freq_skew":0.730629,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6282,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[55,111,36,225]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488907,"usec":584330},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756546,"noise_level":-26.014099,"freq_skew":-2.784751,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488907,"usec":589164},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730764,"noise_level":-25.757540,"freq_skew":-0.003561,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488907,"usec":590453},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735162,"noise_level":-26.525455,"freq_skew":0.711634,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488908,"usec":348876},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928638,"noise_level":-26.433884,"freq_skew":-2.232343,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488908,"usec":350019},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546954,"noise_level":-26.379396,"freq_skew":0.817136,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":20.000000,"flags":246,"pdu_id":23108,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488908,"usec":354740},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970825,"noise_level":-26.638260,"freq_skew":-2.779873,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44803,"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":[249,133,231,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488909,"usec":112789},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.142145,"noise_level":-26.344833,"freq_skew":0.863755,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23147,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[38,62,102,228]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488910,"usec":633222},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581849,"noise_level":-25.569057,"freq_skew":-0.034180,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488910,"usec":638841},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722642,"noise_level":-25.277161,"freq_skew":-2.402938,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"AT851W","msg_num":"D92","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02118663058HAMMMN1 190719212574 -23.8-51.3 369970.7881449600\r\n8515CRS A01 02  0  0  0  0N 41 0.6W  241.3 15080237 69"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488911,"usec":397918},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732969,"noise_level":-25.617350,"freq_skew":0.750199,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784488911,"usec":404988},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737948,"noise_level":-25.339901,"freq_skew":1.062878,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":20.000000,"flags":246,"pdu_id":23108,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488912,"usec":152936},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925143,"noise_level":-25.192032,"freq_skew":-3.529394,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"GMMN"},{"name":"alternate_ground_stations","value":["29DA25","2A3D45"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488912,"usec":158869},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.724827,"noise_level":-24.927643,"freq_skew":0.572809,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488912,"usec":158984},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.321550,"noise_level":-24.927643,"freq_skew":0.107414,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44909,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[30,17,27,233]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":21,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"REQUEST [level]","choice":"dM6Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":360}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488912,"usec":920978},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.973361,"noise_level":-24.775795,"freq_skew":-3.477885,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"00400404","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,1,4,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488912,"usec":921856},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033135,"noise_level":-24.745743,"freq_skew":0.968319,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","type":"Aircraft"},"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":254,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488912,"usec":923946},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611630,"noise_level":-24.656202,"freq_skew":0.744255,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23147,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[38,62,102,228]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488912,"usec":924646},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.294756,"noise_level":-24.626560,"freq_skew":-3.465202,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGM","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"AT717X","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488912,"usec":925537},"freq":136975000,"burst_len_octets":19,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836009,"noise_level":-24.597017,"freq_skew":0.937511,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020104","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":19,"pkt_type_name":"Clear Request","chan_group":11,"chan_num":254,"clear_cause":0,"clear_cause_descr":"DTE originated","diag_code":0,"diag_code_descr":"Cleared by system management"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488913,"usec":681519},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290499,"noise_level":-24.825855,"freq_skew":-0.043940,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488913,"usec":681715},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495110,"noise_level":-24.825855,"freq_skew":1.592709,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":1784488913,"usec":681715},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.495110,"noise_level":-24.825855,"freq_skew":1.592709,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29593,"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":[223,95,11,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488913,"usec":682736},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.189305,"noise_level":-24.780556,"freq_skew":-3.287494,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488913,"usec":684230},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.196247,"noise_level":-24.705574,"freq_skew":-2.693821,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":837,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52549,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[105,175,167,221]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":21,"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":1784488913,"usec":686140},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.085763,"noise_level":-24.631235,"freq_skew":-0.226144,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488913,"usec":686513},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573742,"noise_level":-25.349960,"freq_skew":0.930219,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39136,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":52645,"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":[183,16,92,252]},{"name":"checksum","value":[45,207]},{"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":1784488913,"usec":687722},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728832,"noise_level":-25.640566,"freq_skew":0.952833,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39137,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,140,81,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488913,"usec":688358},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561849,"noise_level":-25.607374,"freq_skew":0.725313,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39138,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":72,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[45,136,201,126]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":21,"sec":53}},"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":1784488913,"usec":688673},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392846,"noise_level":-25.607374,"freq_skew":0.698313,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":1784488914,"usec":439413},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761071,"noise_level":-25.616776,"freq_skew":0.925768,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784488914,"usec":439512},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780950,"noise_level":-25.616776,"freq_skew":-2.485016,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488914,"usec":440427},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.343362,"noise_level":-25.567167,"freq_skew":-2.411185,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488914,"usec":441210},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972744,"noise_level":-26.098129,"freq_skew":0.705678,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39137,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,140,81,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488914,"usec":442110},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.925536,"noise_level":-26.045704,"freq_skew":-2.856494,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.400002,"lon":-3.600000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488914,"usec":442969},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.318059,"noise_level":-26.010929,"freq_skew":-3.328491,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488914,"usec":443876},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703049,"noise_level":-25.976294,"freq_skew":0.712524,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":603,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":69,"dst_ref":52645,"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":[189,241,226,73]}]}],"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":1784488914,"usec":444684},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363109,"noise_level":-25.941793,"freq_skew":-0.226991,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44909,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[232,22,233,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488914,"usec":445742},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.681553,"noise_level":-26.421391,"freq_skew":-2.879018,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBB","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"DI09PE","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488914,"usec":446703},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984390,"noise_level":-26.366982,"freq_skew":-2.628777,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24210561","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,77,66,85,0,81,17,113,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488915,"usec":203748},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699887,"noise_level":-26.348923,"freq_skew":0.956000,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784488915,"usec":203748},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.699887,"noise_level":-26.348923,"freq_skew":0.956000,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39142,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[50,220,185,207]},{"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":1784488915,"usec":213099},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708080,"noise_level":-25.926378,"freq_skew":0.550351,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488915,"usec":969367},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.048096,"noise_level":-25.705803,"freq_skew":-2.796086,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488918,"usec":250751},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939202,"noise_level":-24.620512,"freq_skew":0.842495,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39137,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,140,81,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488919,"usec":777769},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859169,"noise_level":-23.866409,"freq_skew":-0.859376,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488922,"usec":66196},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957246,"noise_level":-22.958431,"freq_skew":0.979552,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39137,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,140,81,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488922,"usec":820188},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411081,"noise_level":-23.100672,"freq_skew":-1.082726,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44685,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[111,2,50,221]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488922,"usec":820867},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.243892,"noise_level":-24.782619,"freq_skew":-0.921339,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488922,"usec":829189},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737438,"noise_level":-24.515608,"freq_skew":0.738927,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511171","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":1784488923,"usec":586446},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.671134,"noise_level":-25.263269,"freq_skew":-2.854639,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":838,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52549,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[135,224,108,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488923,"usec":588191},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936503,"noise_level":-25.152529,"freq_skew":-0.498939,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784488924,"usec":347695},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538146,"noise_level":-24.693289,"freq_skew":1.136486,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488924,"usec":353259},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.171167,"noise_level":-24.501587,"freq_skew":-0.126058,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488927,"usec":395834},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.865284,"noise_level":-24.223370,"freq_skew":0.463329,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44754,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[230,42,98,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488928,"usec":153552},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.701195,"noise_level":-24.734337,"freq_skew":0.694810,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":6,"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":23316,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":13,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488928,"usec":155361},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730326,"noise_level":-25.333435,"freq_skew":0.678709,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784488928,"usec":156236},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344797,"noise_level":-25.285418,"freq_skew":-1.850325,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488928,"usec":922227},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673017,"noise_level":-25.108368,"freq_skew":0.052119,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488929,"usec":674230},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980771,"noise_level":-25.582970,"freq_skew":2.930281,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488929,"usec":683438},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470093,"noise_level":-25.403139,"freq_skew":2.617417,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":38.600002,"lon":-5.000000},"alt":40000}},{"name":"alternate_ground_stations","value":["23CB05","2A3D45","26BA85","2B3185","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488929,"usec":687636},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414115,"noise_level":-25.258728,"freq_skew":0.900401,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488930,"usec":445004},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470739,"noise_level":-24.946156,"freq_skew":2.398673,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","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":"16347263","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,86,70,0,57,206,179,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488930,"usec":448269},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470633,"noise_level":-24.869738,"freq_skew":1.925226,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":44760,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[187,21,188,122]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488930,"usec":449011},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615920,"noise_level":-24.854536,"freq_skew":-3.700754,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488931,"usec":210479},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559340,"noise_level":-25.549835,"freq_skew":0.538602,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488931,"usec":210882},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601647,"noise_level":-25.549835,"freq_skew":2.580042,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVT","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"TO51WR","msg_num":"S75","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488931,"usec":965271},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.186148,"noise_level":-25.069687,"freq_skew":-1.888894,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488931,"usec":967509},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714066,"noise_level":-24.976765,"freq_skew":2.592901,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488932,"usec":740859},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.297832,"noise_level":-25.088856,"freq_skew":2.335819,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488933,"usec":489991},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.182779,"noise_level":-24.949535,"freq_skew":2.743435,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44847,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[12,109,14,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488934,"usec":256718},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525939,"noise_level":-24.687651,"freq_skew":-1.216102,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":668,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":16662,"dst_ref":44954,"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":[67,77]},{"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":[26,206,85,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488935,"usec":11978},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570835,"noise_level":-24.265936,"freq_skew":-1.158545,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":1784488935,"usec":11978},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.570835,"noise_level":-24.265936,"freq_skew":-1.158545,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"priority":8,"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":44954,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[219,75,143,116]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488935,"usec":23074},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680267,"noise_level":-25.211452,"freq_skew":-1.185447,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,76,71,76,0,77,0,243,0,1,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":670,"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":16663,"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":[202,174]},{"name":"atn_checksum","value":[70,89,42,9]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488935,"usec":779259},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950004,"noise_level":-25.357357,"freq_skew":0.833676,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6338,"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":[93,38,175,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488935,"usec":780703},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909847,"noise_level":-25.309204,"freq_skew":-0.403803,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488935,"usec":782341},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945978,"noise_level":-25.277252,"freq_skew":-0.995651,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"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":27892,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[85,173,53,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488935,"usec":782887},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513459,"noise_level":-26.243765,"freq_skew":-0.517623,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44833,"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":[81,160,100,128]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488935,"usec":783986},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800052,"noise_level":-26.654493,"freq_skew":0.817345,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39174,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[210,195,30,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488935,"usec":784331},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412724,"noise_level":-26.654493,"freq_skew":0.038746,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":391,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52573,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[211,108,151,9]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488935,"usec":784887},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629146,"noise_level":-26.635826,"freq_skew":-1.094376,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":672,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27892,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[167,38,113,77]}]}],"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":[1,3,27,1,5046515,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"LGL704","long_tsap":{"rdp":[65,76,71,76,0],"short_tsap":{"ars":[77,0,243],"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":[65,76,71,76,0],"short_tsap":{"ars":[77,0,243],"loc_sys_nsel_tsel":[0,1,0,0,0,0,0,1,1,22,0]}}}}}}],"departure_airport":"GCLP","destination_airport":"ELLX"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488936,"usec":539317},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784990,"noise_level":-27.521555,"freq_skew":0.074286,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52573,"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":[171,163,44,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488936,"usec":543490},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948143,"noise_level":-27.378201,"freq_skew":0.691196,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784488936,"usec":545734},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117539,"noise_level":-27.257183,"freq_skew":1.037017,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784488936,"usec":549143},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639200,"noise_level":-27.157604,"freq_skew":-2.795630,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52593,"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":[237,25,89,181]}]},{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52593,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[57,185,229,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488937,"usec":297242},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658715,"noise_level":-27.118092,"freq_skew":-1.197601,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488937,"usec":299811},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822585,"noise_level":-26.953644,"freq_skew":-1.127958,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488937,"usec":299811},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.822585,"noise_level":-26.953644,"freq_skew":-1.127958,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"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":27892,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[200,77,48,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488937,"usec":301265},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.035510,"noise_level":-27.852575,"freq_skew":-1.010874,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":674,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":16663,"dst_ref":27892,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[95,239,239,115]}],"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":1784488937,"usec":303586},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.066553,"noise_level":-28.561665,"freq_skew":1.234347,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":6,"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":277,"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":1784488937,"usec":305291},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642525,"noise_level":-28.423122,"freq_skew":-1.187869,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":true,"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":8,"lifetime":20.000000,"flags":246,"pdu_id":675,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44954,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[133,185,109,85]}]}],"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)"}}}},"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":1784488938,"usec":64021},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607937,"noise_level":-27.976646,"freq_skew":-0.882720,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[129,160,193]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488939,"usec":577617},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447698,"noise_level":-27.206692,"freq_skew":-0.706763,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44833,"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":[81,160,100,128]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488939,"usec":578493},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506490,"noise_level":-27.147156,"freq_skew":-0.146188,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52573,"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":[171,163,44,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488939,"usec":579160},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916969,"noise_level":-27.107689,"freq_skew":0.936351,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":1784488939,"usec":589269},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833074,"noise_level":-26.900446,"freq_skew":0.846032,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6343,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[172,112]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":22,"sec":18}},"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":1784488940,"usec":344393},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684158,"noise_level":-26.842966,"freq_skew":0.690820,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784488940,"usec":345504},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756161,"noise_level":-26.785862,"freq_skew":2.719548,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":39.400002,"lon":-3.400000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488940,"usec":345609},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765445,"noise_level":-26.785862,"freq_skew":-0.131008,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488940,"usec":350559},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599409,"noise_level":-26.579638,"freq_skew":2.998487,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNB","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"SN05GT","msg_num":"S99","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488940,"usec":350559},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.599409,"noise_level":-26.579638,"freq_skew":2.998487,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146702","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,205,194,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488941,"usec":113066},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620076,"noise_level":-26.396315,"freq_skew":4.129538,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":9323,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44804,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[114,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488941,"usec":116571},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.128343,"noise_level":-26.163639,"freq_skew":-0.992439,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488941,"usec":119612},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.150465,"noise_level":-27.107565,"freq_skew":-1.239874,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":676,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":16662,"dst_ref":44954,"variable_part_params":[{"name":"atn_checksum","value":[17,222,105,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488941,"usec":120605},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527583,"noise_level":-27.324268,"freq_skew":3.948850,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9324,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44804,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[38,68]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":22,"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":1784488941,"usec":864022},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.366021,"noise_level":-27.304108,"freq_skew":0.771640,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784488941,"usec":868587},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511357,"noise_level":-27.443640,"freq_skew":0.991303,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6348,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[244,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488941,"usec":869200},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945187,"noise_level":-27.423201,"freq_skew":2.719108,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488942,"usec":635683},"freq":136975000,"burst_len_octets":189,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658906,"noise_level":-27.004700,"freq_skew":0.711964,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,84,82,65,0,72,76,89,0,0,0,0,0,0,0,1,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":23177,"segment_offset":0,"pdu_total_len":154},"reasm_status":"skipped","options":[{"name":"lref","value":[70]},{"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":29617,"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":[218,139,216,142]},{"name":"checksum","value":[222,180]},{"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":1784488942,"usec":635683},"freq":136975000,"burst_len_octets":189,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.658906,"noise_level":-27.004700,"freq_skew":0.711964,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,84,82,65,0,72,76,89,0,0,0,0,0,0,0,1,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":23177,"segment_offset":0,"pdu_total_len":154},"reasm_status":"skipped","options":[{"name":"lref","value":[70]},{"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":29617,"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":[218,139,216,142]},{"name":"checksum","value":[222,180]},{"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":1784488942,"usec":640869},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879473,"noise_level":-26.717653,"freq_skew":4.118548,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488943,"usec":409035},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836463,"noise_level":-27.283306,"freq_skew":-1.365852,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488944,"usec":160087},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706318,"noise_level":-27.183430,"freq_skew":4.021465,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488944,"usec":164361},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455970,"noise_level":-27.695925,"freq_skew":0.785112,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":65,"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":44881,"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":[80,114,253,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488944,"usec":166638},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573852,"noise_level":-27.653893,"freq_skew":3.796111,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9325,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":27,"dst_ref":29617,"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":[52,23]},{"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":1784488944,"usec":926214},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383497,"noise_level":-28.013107,"freq_skew":0.787955,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23178,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[51,212]},{"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":1784488944,"usec":931156},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824240,"noise_level":-27.670341,"freq_skew":-1.752437,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":68,"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":44817,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[34,95,183,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488944,"usec":933662},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776827,"noise_level":-28.534746,"freq_skew":-0.627049,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3546,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488945,"usec":683816},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857086,"noise_level":-28.419497,"freq_skew":1.439192,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":5,"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":44815,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[222,102,124,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488945,"usec":685528},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530987,"noise_level":-28.283184,"freq_skew":0.734823,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13521,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[199,215,231,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488946,"usec":445672},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532694,"noise_level":-27.886629,"freq_skew":-3.782872,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"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":44898,"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":[83,106,147,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488946,"usec":447129},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681179,"noise_level":-28.224728,"freq_skew":0.985649,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6357,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":20,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[58,214]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":22,"sec":25}},"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":132.055000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488946,"usec":449714},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784178,"noise_level":-28.069397,"freq_skew":1.211764,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488947,"usec":200808},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915391,"noise_level":-27.766819,"freq_skew":0.980776,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":1784488947,"usec":212680},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053753,"noise_level":-27.352074,"freq_skew":1.840264,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488947,"usec":213339},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552744,"noise_level":-27.311668,"freq_skew":3.830982,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9325,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":27,"dst_ref":29617,"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":[52,23]},{"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":1784488947,"usec":969023},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922362,"noise_level":-27.251408,"freq_skew":0.799632,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784488947,"usec":971788},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668575,"noise_level":-27.073101,"freq_skew":0.821015,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23178,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[51,212]},{"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":1784488947,"usec":971943},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759956,"noise_level":-27.053513,"freq_skew":-0.820448,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":191,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44819,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[244,227,160,12]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":13,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784488948,"usec":731011},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390182,"noise_level":-26.503868,"freq_skew":-1.145622,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":192,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"credit":3,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[199,25,44,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488949,"usec":487237},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762136,"noise_level":-26.286224,"freq_skew":3.885349,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488949,"usec":491714},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872416,"noise_level":-26.056442,"freq_skew":1.046139,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6357,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":20,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[58,214]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":22,"sec":25}},"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":132.055000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488950,"usec":246383},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339322,"noise_level":-25.832581,"freq_skew":0.101688,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":782,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[81,46,184,193]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488950,"usec":249460},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845165,"noise_level":-25.647566,"freq_skew":0.729065,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[1,175,85,164]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":7,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488950,"usec":249570},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.313327,"noise_level":-25.647566,"freq_skew":0.567886,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":44766,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[38,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488951,"usec":16787},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395667,"noise_level":-25.393465,"freq_skew":0.570275,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":44766,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[42,43]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":22,"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":1784488951,"usec":18028},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934398,"noise_level":-25.313030,"freq_skew":0.984929,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488951,"usec":18847},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503043,"noise_level":-25.265121,"freq_skew":0.356474,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488951,"usec":21322},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638944,"noise_level":-25.201654,"freq_skew":0.686098,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[7,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488951,"usec":24697},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647128,"noise_level":-25.138647,"freq_skew":3.859514,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":9326,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488951,"usec":780461},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.199297,"noise_level":-25.076096,"freq_skew":-0.150489,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488951,"usec":786852},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.212143,"noise_level":-25.516342,"freq_skew":0.866538,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784488951,"usec":789918},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678512,"noise_level":-25.434765,"freq_skew":1.021218,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784488952,"usec":539258},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845155,"noise_level":-25.305815,"freq_skew":0.737637,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488955,"usec":593001},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475232,"noise_level":-23.659460,"freq_skew":2.056363,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488956,"usec":347805},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800909,"noise_level":-23.502048,"freq_skew":0.895751,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-LUT","mode":"2","label":"RA","blk_id":"B","ack":"!","msg_text":"QUPMIANUX~1\r\nMESSAGE FROM HANDLING\r\n-OPS/GFH MAD(STAFF 59663)\rACK RMPSRV(191922)\r-PKG 10\r-BELT 18\r-TTOS\r FLT      DEST  PAX    GATE\r.UX1115   TUN   3      B31\r.AM22     MEX   2      B19\r.UX175    LIM   2      B21\r.UX41  "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488956,"usec":350968},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670349,"noise_level":-24.027573,"freq_skew":0.223863,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"_d","blk_id":"2","ack":"B","flight":"UX7319","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488957,"usec":108444},"freq":136975000,"burst_len_octets":121,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700234,"noise_level":-24.731817,"freq_skew":0.880604,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"RA","blk_id":"C","ack":"!","msg_text":"QUPMIANUX~1\r\nMESSAGE FROM HANDLING\r\n-OPS/GFH MAD(STAFF 59663)\rACK RMPSRV(191922)\r-PKG 10\r-BELT 18\r-TTOS\r FLT      DEST  PAX    GATE\r.UX1115   TUN   3      B31\r.AM22     MEX   2      B19\r.UX175    LIM   2      B21\r.UX41     EZE   5      A3\r.UX45     MVD   2      B20\r-SLOT UX5031/19 N/R\rSI NIL\r\r\nMAD - CNXSEG"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488957,"usec":109134},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941876,"noise_level":-24.701918,"freq_skew":0.506044,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44751,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[58,207,243,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488957,"usec":110467},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715722,"noise_level":-24.657257,"freq_skew":-0.837292,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":193,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44819,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[61,189,10,97]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":14,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":22,"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":1784488957,"usec":114508},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879769,"noise_level":-25.044210,"freq_skew":0.125109,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"_d","blk_id":"3","ack":"C","flight":"UX7319","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488957,"usec":875037},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.560225,"noise_level":-24.821777,"freq_skew":-2.667989,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488957,"usec":877682},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701992,"noise_level":-24.701553,"freq_skew":0.466484,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488957,"usec":877965},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640739,"noise_level":-24.686642,"freq_skew":-0.930328,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488957,"usec":878651},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.035001,"noise_level":-24.656895,"freq_skew":0.821652,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784488961,"usec":684638},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761023,"noise_level":-23.060877,"freq_skew":1.465278,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1999,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[206,89]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488961,"usec":686357},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460387,"noise_level":-23.011597,"freq_skew":0.518299,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":44766,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[36,194]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":22,"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":1784488961,"usec":691962},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900916,"noise_level":-23.921932,"freq_skew":0.778697,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20,"credit":10,"rseq":8,"variable_part_params":[{"name":"checksum","value":[3,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488962,"usec":446662},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851156,"noise_level":-23.853985,"freq_skew":-0.849318,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488962,"usec":448556},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793486,"noise_level":-23.786562,"freq_skew":1.648368,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44797,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[162,86,48,123]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488962,"usec":451390},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863349,"noise_level":-23.706341,"freq_skew":-0.086278,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44909,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[92,181,228,237]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44909,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[117,82,174,99]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":22,"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":1784488963,"usec":207885},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742520,"noise_level":-23.444160,"freq_skew":0.583132,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488963,"usec":210929},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810531,"noise_level":-24.244404,"freq_skew":0.861726,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6406,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":20,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[10,4]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":9,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":22,"sec":41}},"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":1784488963,"usec":970650},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858045,"noise_level":-24.103954,"freq_skew":1.682929,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488963,"usec":971451},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973250,"noise_level":-24.230251,"freq_skew":-0.213941,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488963,"usec":976447},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528902,"noise_level":-24.034565,"freq_skew":0.572475,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":44766,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[27,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488964,"usec":728010},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609756,"noise_level":-24.249981,"freq_skew":-1.149819,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":194,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[194,179,143,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488964,"usec":728891},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.181406,"noise_level":-24.221689,"freq_skew":0.623297,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488965,"usec":498125},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747088,"noise_level":-23.781137,"freq_skew":-2.425174,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488966,"usec":260238},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.138859,"noise_level":-23.438921,"freq_skew":1.600248,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2000,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[157,220]},{"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":1784488967,"usec":10035},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.842767,"noise_level":-23.400291,"freq_skew":0.075677,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"H2","blk_id":"6","ack":"!","flight":"DE01PW","msg_num":"M47","msg_num_seq":"A","msg_text":"A06\r\n\r\nN0GCFVEDDF\r\n7 159768 -1343616249643588-542-117 35XE400B8NXW"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488967,"usec":19429},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.054575,"noise_level":-23.172052,"freq_skew":-2.219775,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488967,"usec":783042},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719745,"noise_level":-22.901001,"freq_skew":0.815812,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488968,"usec":537773},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874143,"noise_level":-22.744720,"freq_skew":-0.783944,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488968,"usec":538844},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845524,"noise_level":-22.709049,"freq_skew":1.043151,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488968,"usec":539460},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411981,"noise_level":-22.685354,"freq_skew":0.583246,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":44766,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[27,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488968,"usec":540484},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967552,"noise_level":-22.649927,"freq_skew":0.909413,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784488968,"usec":542523},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724708,"noise_level":-22.579506,"freq_skew":0.299830,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488968,"usec":545289},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714457,"noise_level":-23.021950,"freq_skew":0.757794,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":1784488969,"usec":313465},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747735,"noise_level":-22.887722,"freq_skew":-0.092977,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"H2","blk_id":"6","ack":"!","flight":"DE01PW","msg_num":"M47","msg_num_seq":"A","msg_text":"A06\r\n\r\nN0GCFVEDDF\r\n7 159768 -1343616249643588-542-117 35XE400B8NXW"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488969,"usec":314848},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849068,"noise_level":-22.863531,"freq_skew":1.547997,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488970,"usec":64890},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868718,"noise_level":-23.295368,"freq_skew":0.828593,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488970,"usec":832137},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844733,"noise_level":-23.475807,"freq_skew":-2.213742,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"AT851W","msg_num":"D93","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02119263058HAMMMN1 190719222589 -24.2-51.5 369970.7871448400\r\n8515SCR1A01 02  0  0  0  0N 4054.1W  243.4 15000237 68"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488971,"usec":592371},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481092,"noise_level":-23.270878,"freq_skew":-0.909325,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":5,"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":195,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488973,"usec":111522},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880715,"noise_level":-22.850578,"freq_skew":-0.168654,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"H2","blk_id":"6","ack":"!","flight":"DE01PW","msg_num":"M47","msg_num_seq":"A","msg_text":"A06\r\n\r\nN0GCFVEDDF\r\n7 159768 -1343616249643588-542-117 35XE400B8NXW"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488973,"usec":877101},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698163,"noise_level":-23.060326,"freq_skew":1.057624,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488973,"usec":880305},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946593,"noise_level":-22.962046,"freq_skew":0.899374,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":1784488973,"usec":882251},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.938713,"noise_level":-22.889059,"freq_skew":1.226288,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784488974,"usec":627719},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634438,"noise_level":-22.744896,"freq_skew":-2.256603,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488974,"usec":633010},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948646,"noise_level":-23.768272,"freq_skew":0.538016,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488974,"usec":633727},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908693,"noise_level":-23.754879,"freq_skew":-0.003521,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488975,"usec":393009},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659978,"noise_level":-24.081556,"freq_skew":0.998856,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6425,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64972,"credit":10,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[223,84,156,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488977,"usec":682021},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808471,"noise_level":-23.614550,"freq_skew":0.850124,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":1784488977,"usec":689606},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305295,"noise_level":-23.329561,"freq_skew":0.448971,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488979,"usec":213633},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893212,"noise_level":-22.991352,"freq_skew":0.887378,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6425,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64972,"credit":10,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[223,84,156,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488979,"usec":215379},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.239759,"noise_level":-22.930281,"freq_skew":1.081833,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"_d","blk_id":"2","ack":"G","flight":"QR057H","msg_num":"S30","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488979,"usec":971401},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.683626,"noise_level":-22.833452,"freq_skew":0.181713,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44754,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[215,182,184,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488979,"usec":973741},"freq":136975000,"burst_len_octets":485,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565127,"noise_level":-23.786524,"freq_skew":1.293283,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"LY0375","msg_num":"D02","msg_num_seq":"A","sublabel":"DF","msg_text":"CRZ/A024X-EKL190726180012UUUUUULLBGLPPTCR52965000LY3714-1894-466370012525401078067701UUUUUUUUUUUUUUUUUUUUU8762678888451809818098052960529608109153091500916091509450943717670370133501312006400644745103103-008-002-000-00009870995066306660890391450390150040070041441811331881100000011U1UUUUUUUUUUUUUUUUUUUUUUUU-00004000090000670792905853057900617N397321-902-09280025-009-0030029000000000098789451919600010026003200180003UUUU0013001700040008"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488980,"usec":729283},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497669,"noise_level":-23.574223,"freq_skew":1.057975,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784488980,"usec":729740},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352639,"noise_level":-23.561125,"freq_skew":1.976039,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":44760,"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":[7,231,210,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488980,"usec":730794},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665172,"noise_level":-23.521950,"freq_skew":0.985735,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488981,"usec":499221},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834888,"noise_level":-23.177099,"freq_skew":1.380489,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488981,"usec":504522},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655527,"noise_level":-23.530441,"freq_skew":1.947271,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488982,"usec":260704},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475024,"noise_level":-24.322569,"freq_skew":2.156555,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488983,"usec":14410},"freq":136975000,"burst_len_octets":556,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728310,"noise_level":-25.221731,"freq_skew":-1.275952,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LX-LBB","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"LG0704","msg_num":"D08","msg_num_seq":"A","sublabel":"DF","msg_text":"41101LX-LBBB737-800190726Q70704GCLPELLX0525LG5801\r\n183846CR832038011243769-540-280N36484W007374137183\r\n0875108750091509186386730021200072\r\n24232435006200624551106108\r\n09010680490210100201\r\n321260352068000\r\n1100000011000878087800000000\r\n018CE018CE0000000000000090000139A04398C4\r\n020000000010000200007F0925F0920000000000\r\n4084F408456608569634207E6D7BA6AA\r\n0321032610010006906700010001XXXXXXXX\r\n03040304106510800540510404041263756725\r\nXXXXXXXXXXXXXXXXXXXXXXXX\r\nXXXXXXXXXXXXXXXXXXXXXXXX\r\n101302013020094900949\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488983,"usec":17499},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.135463,"noise_level":-26.029160,"freq_skew":0.435588,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44754,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[215,182,184,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488983,"usec":18731},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862151,"noise_level":-25.978346,"freq_skew":1.006666,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784488983,"usec":20586},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813221,"noise_level":-25.892334,"freq_skew":2.901711,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":281,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44847,"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":[82,149,154,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488984,"usec":537136},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.263990,"noise_level":-25.536724,"freq_skew":1.161553,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488984,"usec":543919},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653564,"noise_level":-25.325708,"freq_skew":-2.443213,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":306,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488984,"usec":545168},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659746,"noise_level":-25.277731,"freq_skew":-0.437968,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1032,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[219,49,186,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488986,"usec":66785},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.095818,"noise_level":-25.448465,"freq_skew":-0.165673,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488986,"usec":70217},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912095,"noise_level":-25.335352,"freq_skew":-1.089139,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488988,"usec":358876},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405294,"noise_level":-24.137537,"freq_skew":-2.488828,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784488989,"usec":113557},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.317466,"noise_level":-23.889366,"freq_skew":-0.940320,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":766,"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":1784488989,"usec":873316},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046489,"noise_level":-23.608517,"freq_skew":1.410190,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488990,"usec":634612},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.358870,"noise_level":-23.134766,"freq_skew":-2.223641,"avlc":{"src":{"addr":"346082","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":78,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488992,"usec":930870},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893775,"noise_level":-22.774452,"freq_skew":1.055527,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488994,"usec":438109},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358105,"noise_level":-23.463379,"freq_skew":1.240768,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":1784488994,"usec":438109},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.358105,"noise_level":-23.463379,"freq_skew":1.240768,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44815,"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":[117,72,106,11]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488995,"usec":207445},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842612,"noise_level":-23.133247,"freq_skew":1.016872,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488995,"usec":207894},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829247,"noise_level":-23.120796,"freq_skew":-1.793734,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":343,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44817,"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":[74,135,203,97]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488995,"usec":217107},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943387,"noise_level":-23.838770,"freq_skew":-0.597739,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784488996,"usec":736983},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.073851,"noise_level":-24.370127,"freq_skew":-2.763534,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488996,"usec":743486},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578200,"noise_level":-24.678951,"freq_skew":1.239320,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":1784488997,"usec":485496},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625357,"noise_level":-24.639492,"freq_skew":1.229878,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44815,"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":[117,72,106,11]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488998,"usec":259288},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511693,"noise_level":-24.135750,"freq_skew":-1.313220,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784488999,"usec":778174},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648769,"noise_level":-24.468712,"freq_skew":1.621753,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489000,"usec":545771},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966992,"noise_level":-24.961836,"freq_skew":0.748333,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489000,"usec":545964},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.717045,"noise_level":-24.961836,"freq_skew":0.871677,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":23864,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489001,"usec":300092},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346894,"noise_level":-25.015928,"freq_skew":0.202513,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489001,"usec":304143},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658746,"noise_level":-24.985035,"freq_skew":0.679757,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":5,"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":23227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[38,62,102,228]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489001,"usec":311042},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.013336,"noise_level":-24.741760,"freq_skew":-0.099462,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":1784489002,"usec":59655},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602656,"noise_level":-24.681992,"freq_skew":1.278297,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29593,"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":[223,95,11,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489002,"usec":61162},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415321,"noise_level":-25.258957,"freq_skew":1.028285,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489002,"usec":821007},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.286555,"noise_level":-24.915730,"freq_skew":0.776837,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784489003,"usec":595619},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974640,"noise_level":-24.196766,"freq_skew":0.831221,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489005,"usec":108261},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984051,"noise_level":-23.730713,"freq_skew":0.894460,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489005,"usec":110034},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307616,"noise_level":-23.664236,"freq_skew":1.495465,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29593,"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":[223,95,11,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489005,"usec":113498},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806719,"noise_level":-24.335432,"freq_skew":0.812389,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784489005,"usec":114070},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769391,"noise_level":-24.321135,"freq_skew":3.907713,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489005,"usec":115612},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.177204,"noise_level":-24.906307,"freq_skew":-0.424185,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489007,"usec":393659},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937355,"noise_level":-24.076271,"freq_skew":0.682011,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":23912,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489008,"usec":162028},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879355,"noise_level":-23.590168,"freq_skew":3.978663,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489008,"usec":922902},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.143050,"noise_level":-24.188042,"freq_skew":0.905619,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489009,"usec":675066},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962244,"noise_level":-23.829773,"freq_skew":-3.839008,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489010,"usec":447436},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.156395,"noise_level":-24.383499,"freq_skew":0.946289,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784489011,"usec":967601},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.063463,"noise_level":-23.866825,"freq_skew":1.127845,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489012,"usec":725430},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369123,"noise_level":-23.391993,"freq_skew":1.422915,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2001,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[202,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489013,"usec":489166},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.071687,"noise_level":-24.280106,"freq_skew":1.027362,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".TF-ICV","mode":"2","label":"_d","blk_id":"9","ack":"A","flight":"FI0578","msg_num":"S12","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489013,"usec":489695},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410694,"noise_level":-24.251717,"freq_skew":1.243702,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2002,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44785,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[148,126]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":23,"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":1784489013,"usec":499908},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928452,"noise_level":-23.945412,"freq_skew":1.205824,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".TF-ICV","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FI0578","msg_num":"F95","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40583W008348,BEGAS,192331,370,XAMAX,193148,PT810,M55,237052,83A82A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489015,"usec":8908},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520050,"noise_level":-23.583687,"freq_skew":1.559864,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489015,"usec":776978},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039229,"noise_level":-23.236423,"freq_skew":0.828509,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":7516,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":21,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[250,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489015,"usec":777994},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843435,"noise_level":-23.790001,"freq_skew":-0.446115,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3547,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[233,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489016,"usec":547933},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527231,"noise_level":-23.473341,"freq_skew":0.793309,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":33889,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[167,149]},{"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":1784489016,"usec":555193},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764866,"noise_level":-23.936733,"freq_skew":-0.652673,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489017,"usec":297703},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.750099,"noise_level":-24.572046,"freq_skew":-2.550910,"avlc":{"src":{"addr":"511171","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489017,"usec":297982},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.122915,"noise_level":-24.572046,"freq_skew":0.973377,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784489017,"usec":300031},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.491130,"noise_level":-25.020157,"freq_skew":0.907275,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489017,"usec":301219},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806654,"noise_level":-25.434479,"freq_skew":0.492398,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489018,"usec":70474},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613069,"noise_level":-25.284689,"freq_skew":-0.922079,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489020,"usec":355610},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409433,"noise_level":-24.048859,"freq_skew":-0.297867,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489021,"usec":114939},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580017,"noise_level":-24.658920,"freq_skew":-0.460866,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1033,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[79,208,181,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489021,"usec":114939},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.580017,"noise_level":-24.658920,"freq_skew":-0.460866,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1034,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44765,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[52,76,185,253]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":23,"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":1784489021,"usec":120872},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250165,"noise_level":-25.216665,"freq_skew":1.251198,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2003,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44785,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[61,150]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":23,"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":1784489021,"usec":877174},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906590,"noise_level":-25.789907,"freq_skew":-0.311488,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489022,"usec":645357},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638240,"noise_level":-26.186779,"freq_skew":1.394623,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489023,"usec":391044},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349442,"noise_level":-26.098688,"freq_skew":0.639757,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44752,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[237,94,209,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489023,"usec":394630},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805791,"noise_level":-25.925142,"freq_skew":0.948602,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6509,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[126,24,101,1]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":7,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489023,"usec":395812},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.332044,"noise_level":-25.914669,"freq_skew":1.530760,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784489023,"usec":396865},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615314,"noise_level":-25.914669,"freq_skew":1.379827,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2004,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[198,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489024,"usec":160671},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689608,"noise_level":-25.830482,"freq_skew":0.838544,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":24025,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489024,"usec":916253},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916648,"noise_level":-25.852316,"freq_skew":-3.686632,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489025,"usec":686637},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570784,"noise_level":-25.275539,"freq_skew":0.523549,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44752,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[237,94,209,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489025,"usec":688812},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341805,"noise_level":-25.211998,"freq_skew":0.759440,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489027,"usec":199735},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712149,"noise_level":-24.704781,"freq_skew":0.991249,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6509,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[126,24,101,1]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":7,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489027,"usec":199875},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.339303,"noise_level":-24.704781,"freq_skew":-0.750842,"avlc":{"src":{"addr":"39DE46","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489027,"usec":966324},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665019,"noise_level":-24.325024,"freq_skew":0.615165,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489028,"usec":737196},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.285017,"noise_level":-23.874886,"freq_skew":-2.918242,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":241,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44803,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[69,88,38,251]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489029,"usec":498021},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.105449,"noise_level":-24.033398,"freq_skew":-2.921994,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489031,"usec":16323},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620026,"noise_level":-24.348434,"freq_skew":-2.347380,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"AT851W","msg_num":"D94","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02119863058HAMMMN1 190719232604 -24.0-51.3 370000.7821447600\r\n8515SCR1A01 02  0  0  0  0N 4047.6W  245.7 14880238 67"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489033,"usec":307201},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559116,"noise_level":-24.128836,"freq_skew":-0.144958,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1035,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44765,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[121,211,140,174]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":23,"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":1784489034,"usec":69695},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.259842,"noise_level":-24.527550,"freq_skew":-0.289167,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489034,"usec":821154},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842452,"noise_level":-24.483774,"freq_skew":-2.461362,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489034,"usec":824983},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907181,"noise_level":-25.043526,"freq_skew":0.862572,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39333,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[182,242,148,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489034,"usec":827091},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766826,"noise_level":-24.981651,"freq_skew":0.929505,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489034,"usec":828617},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645102,"noise_level":-24.950878,"freq_skew":0.734236,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489034,"usec":828617},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.645102,"noise_level":-24.950878,"freq_skew":0.734236,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52645,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[194,236,51,53]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489034,"usec":828617},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.645102,"noise_level":-24.950878,"freq_skew":0.734236,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":606,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52645,"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":[154,161,136,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489035,"usec":581018},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391806,"noise_level":-25.417980,"freq_skew":0.800177,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489035,"usec":584281},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017073,"noise_level":-25.385506,"freq_skew":-0.234312,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1036,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[164,157,231,85]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489035,"usec":587279},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581660,"noise_level":-25.305141,"freq_skew":0.161128,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489036,"usec":360662},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995976,"noise_level":-24.747488,"freq_skew":0.855282,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23272,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[220,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489037,"usec":107347},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824961,"noise_level":-25.067081,"freq_skew":0.747785,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6534,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":20,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[20,221]}]}],"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":7,"day":19},"time":{"hour":19,"min":23,"sec":55}},"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":1784489037,"usec":870462},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889429,"noise_level":-25.206060,"freq_skew":3.993948,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489037,"usec":872156},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483301,"noise_level":-25.127335,"freq_skew":0.795893,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":725,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44766,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[23,31]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489038,"usec":636944},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576732,"noise_level":-25.064339,"freq_skew":0.608081,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489038,"usec":637555},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752702,"noise_level":-25.048792,"freq_skew":0.711492,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52645,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[194,236,51,53]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489038,"usec":637555},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.752702,"noise_level":-25.048792,"freq_skew":0.711492,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":606,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52645,"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":[154,161,136,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489038,"usec":638970},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.052912,"noise_level":-25.727186,"freq_skew":1.040857,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489038,"usec":639781},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664710,"noise_level":-26.001280,"freq_skew":0.713800,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44766,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[105,26]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":23,"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":1784489038,"usec":642879},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.253669,"noise_level":-25.915041,"freq_skew":1.029813,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784489039,"usec":395370},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970868,"noise_level":-25.795729,"freq_skew":0.987337,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6541,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20,"credit":10,"rseq":9,"variable_part_params":[{"name":"checksum","value":[254,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489039,"usec":396092},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446185,"noise_level":-25.963049,"freq_skew":0.779187,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489039,"usec":397547},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097741,"noise_level":-25.894291,"freq_skew":-0.409143,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1036,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[164,157,231,85]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489041,"usec":684032},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.052523,"noise_level":-24.637224,"freq_skew":-0.145349,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"_d","blk_id":"5","ack":"R","flight":"W62257","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489042,"usec":445623},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415266,"noise_level":-24.232023,"freq_skew":0.768296,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44766,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[105,26]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":23,"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":1784489042,"usec":446262},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469490,"noise_level":-24.247574,"freq_skew":-0.043207,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"W62257","msg_num":"F20","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489042,"usec":446817},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.183828,"noise_level":-24.219292,"freq_skew":0.900516,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784489042,"usec":454103},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898587,"noise_level":-24.093147,"freq_skew":-1.250352,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":677,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[216,247,132,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489042,"usec":454682},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747719,"noise_level":-25.086004,"freq_skew":0.830416,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6541,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20,"credit":10,"rseq":9,"variable_part_params":[{"name":"checksum","value":[254,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489043,"usec":209394},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676838,"noise_level":-25.122501,"freq_skew":-0.073349,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"_d","blk_id":"7","ack":"S","flight":"W62257","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489043,"usec":210752},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466640,"noise_level":-25.129063,"freq_skew":0.772884,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489043,"usec":214743},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898247,"noise_level":-25.082159,"freq_skew":2.830118,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489043,"usec":969848},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309773,"noise_level":-25.244619,"freq_skew":0.004330,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":162,"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":1784489043,"usec":972267},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866905,"noise_level":-25.600845,"freq_skew":-1.141860,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489043,"usec":978300},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424891,"noise_level":-25.974522,"freq_skew":0.681985,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489043,"usec":979732},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.281249,"noise_level":-26.372450,"freq_skew":0.714026,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489045,"usec":497106},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517043,"noise_level":-25.766571,"freq_skew":0.662740,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44766,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[155,185]}]}],"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":7,"day":19},"time":{"hour":19,"min":24,"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":1784489046,"usec":250532},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487414,"noise_level":-26.433905,"freq_skew":0.085566,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489046,"usec":251291},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655615,"noise_level":-26.379417,"freq_skew":0.951252,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6558,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20,"credit":10,"rseq":10,"variable_part_params":[{"name":"checksum","value":[250,174]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489046,"usec":252298},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269574,"noise_level":-26.533569,"freq_skew":0.718857,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":728,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33889,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[58,79]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":24,"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":1784489046,"usec":252375},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.406512,"noise_level":-26.533569,"freq_skew":1.024995,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6559,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":44766,"dst_ref":20,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[198,198]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489046,"usec":256421},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924602,"noise_level":-26.279320,"freq_skew":0.801906,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":7600,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":21,"credit":15,"rseq":1,"variable_part_params":[{"name":"checksum","value":[246,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489046,"usec":256421},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.924602,"noise_level":-26.279320,"freq_skew":0.801906,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"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":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":7601,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":21,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[73,98]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":24,"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":1784489047,"usec":12861},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512756,"noise_level":-26.084650,"freq_skew":2.379317,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489047,"usec":14857},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682602,"noise_level":-26.197889,"freq_skew":0.613799,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":729,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":20,"dst_ref":44766,"variable_part_params":[{"name":"checksum","value":[9,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489047,"usec":22167},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576849,"noise_level":-26.022369,"freq_skew":-0.174913,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"W62257","msg_num":"F21","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41067W001540,BRITO,192358,294,PISUS,192648,PONEN,M38,24342,149F9DA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489047,"usec":774005},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412510,"noise_level":-25.867382,"freq_skew":0.483120,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489047,"usec":780223},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395149,"noise_level":-25.664940,"freq_skew":-2.328956,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489048,"usec":538530},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528087,"noise_level":-25.532551,"freq_skew":0.661736,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":730,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33889,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[185,47]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489049,"usec":302470},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491757,"noise_level":-24.960583,"freq_skew":0.570334,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":731,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33889,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[181,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489050,"usec":67344},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461617,"noise_level":-25.154041,"freq_skew":0.637625,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":50.000000,"flags":192,"pdu_id":732,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33889,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[77,124]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":24,"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":1784489050,"usec":68278},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565402,"noise_level":-25.107002,"freq_skew":0.635753,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":436,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489050,"usec":69622},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520547,"noise_level":-25.153164,"freq_skew":-0.202294,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"W62257","msg_num":"F22","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489050,"usec":70379},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873547,"noise_level":-25.153164,"freq_skew":0.932985,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":1784489050,"usec":73810},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794383,"noise_level":-25.106129,"freq_skew":0.799549,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":7611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":21,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[242,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489051,"usec":586598},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562945,"noise_level":-24.546047,"freq_skew":0.618022,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489051,"usec":587450},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633515,"noise_level":-25.604536,"freq_skew":2.920594,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":282,"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":1784489053,"usec":114820},"freq":136975000,"burst_len_octets":263,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613164,"noise_level":-25.468065,"freq_skew":-0.149494,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"W62257","msg_num":"F23","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTLIRF,16L,74,211159/PR1571,213,360,149,,0,26,,M49,130,,,P19,P7,39260,,1422,232/RP:DA:LEMD:AA:LIRF..PISUS.N870..BCN.N725..OSPOK..NOLVI..ORKUM..ELSAG..ALG..ROMPO..BATOX..TINTO:A:VALM3A:AP:ILSW16L.SUVOK(16L)9B86"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489053,"usec":887109},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967690,"noise_level":-25.157728,"freq_skew":0.616415,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489054,"usec":634684},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809788,"noise_level":-24.924936,"freq_skew":1.201221,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489055,"usec":393847},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643860,"noise_level":-24.585365,"freq_skew":-1.868860,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489056,"usec":159706},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859480,"noise_level":-24.874107,"freq_skew":-0.710292,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44833,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[66,190,148,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489056,"usec":160565},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782222,"noise_level":-24.828556,"freq_skew":0.845629,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39353,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[210,195,30,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489056,"usec":162233},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.461427,"noise_level":-24.738163,"freq_skew":0.000243,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":52573,"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":[171,163,44,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489056,"usec":162729},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765254,"noise_level":-24.723188,"freq_skew":0.857170,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6593,"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":[74,1,160,121]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":7,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489056,"usec":163842},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702523,"noise_level":-24.918056,"freq_skew":0.828922,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784489056,"usec":164454},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979159,"noise_level":-24.902767,"freq_skew":-0.089019,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489056,"usec":918849},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.447927,"noise_level":-25.602331,"freq_skew":0.062958,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":52573,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[211,108,151,9]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489056,"usec":920613},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.993275,"noise_level":-25.503561,"freq_skew":0.717145,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1784489056,"usec":920613},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.993275,"noise_level":-25.503561,"freq_skew":0.717145,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"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":1784489056,"usec":921471},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.313570,"noise_level":-25.454597,"freq_skew":-2.838752,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489056,"usec":932195},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708995,"noise_level":-25.293341,"freq_skew":-0.655489,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489056,"usec":932901},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.341718,"noise_level":-25.952000,"freq_skew":-2.716065,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"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":52593,"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":[237,25,89,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489057,"usec":682000},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969867,"noise_level":-25.815201,"freq_skew":-0.063169,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489059,"usec":964395},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732069,"noise_level":-24.451958,"freq_skew":0.717056,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489060,"usec":734378},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633474,"noise_level":-23.958672,"freq_skew":0.787102,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"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":1784489061,"usec":488426},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347219,"noise_level":-23.872892,"freq_skew":0.267253,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489061,"usec":494350},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984532,"noise_level":-24.633635,"freq_skew":-0.081014,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489061,"usec":497103},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695935,"noise_level":-24.633635,"freq_skew":1.355353,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489061,"usec":498479},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269711,"noise_level":-25.134098,"freq_skew":-0.147005,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"_d","blk_id":"1","ack":"T","flight":"W62257","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489063,"usec":14981},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803791,"noise_level":-24.631283,"freq_skew":0.010579,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"_d","blk_id":"2","ack":"U","flight":"W62257","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489063,"usec":776377},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791509,"noise_level":-24.362556,"freq_skew":-0.110466,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"_d","blk_id":"3","ack":"V","flight":"W62257","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489064,"usec":534407},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725448,"noise_level":-24.119019,"freq_skew":0.441459,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"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":44881,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[140,19,154,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489065,"usec":303467},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678426,"noise_level":-23.617401,"freq_skew":0.415930,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489066,"usec":831718},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476031,"noise_level":-22.958065,"freq_skew":0.056728,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"_d","blk_id":"3","ack":"V","flight":"W62257","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489067,"usec":589821},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989994,"noise_level":-23.107546,"freq_skew":-0.117542,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"_d","blk_id":"4","ack":"W","flight":"W62257","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489068,"usec":350951},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618379,"noise_level":-23.585293,"freq_skew":1.412160,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2005,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489069,"usec":110089},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645144,"noise_level":-24.223425,"freq_skew":-0.203395,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"_d","blk_id":"5","ack":"A","flight":"W62257","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489069,"usec":869908},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902317,"noise_level":-23.872902,"freq_skew":-0.126380,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"_d","blk_id":"6","ack":"B","flight":"W62257","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489069,"usec":872123},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.249815,"noise_level":-23.955286,"freq_skew":-0.068180,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44800,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[81,46,184,193]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489069,"usec":879683},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827757,"noise_level":-23.805923,"freq_skew":0.933396,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[1,175,85,164]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":7,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489071,"usec":400423},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.919404,"noise_level":-23.321579,"freq_skew":-0.028508,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489072,"usec":162684},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628154,"noise_level":-22.802643,"freq_skew":-0.166714,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"W62257","msg_num":"F24","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AK,71605F"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489073,"usec":678736},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749662,"noise_level":-22.404140,"freq_skew":-0.228661,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1037,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489074,"usec":447642},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512568,"noise_level":-22.209036,"freq_skew":1.436349,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":669,"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":1784489074,"usec":449425},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660738,"noise_level":-22.143715,"freq_skew":-0.201028,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489074,"usec":451698},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935262,"noise_level":-22.066238,"freq_skew":-1.896041,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":20.000000,"flags":246,"pdu_id":344,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489075,"usec":210144},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010556,"noise_level":-22.526142,"freq_skew":1.190238,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489076,"usec":733777},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960786,"noise_level":-22.103224,"freq_skew":-0.458353,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489076,"usec":735133},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718995,"noise_level":-23.052805,"freq_skew":-1.356563,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489076,"usec":739113},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634192,"noise_level":-22.954609,"freq_skew":0.465214,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":437,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[58,207,243,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489077,"usec":491488},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859369,"noise_level":-23.475409,"freq_skew":-0.025936,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489077,"usec":493347},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.170822,"noise_level":-24.458275,"freq_skew":0.734080,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489077,"usec":493528},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886273,"noise_level":-25.126045,"freq_skew":-0.091702,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489077,"usec":496057},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.132854,"noise_level":-25.001564,"freq_skew":0.507981,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489078,"usec":250603},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529662,"noise_level":-25.620401,"freq_skew":0.140164,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":210,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489078,"usec":252058},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660619,"noise_level":-25.537846,"freq_skew":0.157799,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44909,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[177,130,23,152]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44909,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[205,7,238,21]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":24,"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":1784489078,"usec":257158},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.126169,"noise_level":-25.326805,"freq_skew":-0.018459,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"264A85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"17074172","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,67,70,71,0,60,120,122,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489078,"usec":258953},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004381,"noise_level":-25.231104,"freq_skew":0.892562,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784489079,"usec":24521},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970303,"noise_level":-24.965538,"freq_skew":0.153913,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489079,"usec":24988},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707041,"noise_level":-25.872246,"freq_skew":1.146733,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2006,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[187,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489079,"usec":26846},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365610,"noise_level":-26.873217,"freq_skew":0.129848,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"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":1784489079,"usec":773136},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318514,"noise_level":-26.796898,"freq_skew":0.019618,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":57,"dst_ref":26472,"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":[212,73,117,122]}]}],"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":1784489079,"usec":775380},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405571,"noise_level":-27.221823,"freq_skew":1.175060,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2007,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44785,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[102,170]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":24,"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":1784489080,"usec":546590},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445015,"noise_level":-26.440180,"freq_skew":-0.133596,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489081,"usec":299806},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626493,"noise_level":-27.043636,"freq_skew":1.345260,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489081,"usec":303612},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.575986,"noise_level":-27.955711,"freq_skew":-1.381750,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489082,"usec":61197},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.642694,"noise_level":-27.699051,"freq_skew":-0.002045,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"264A85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"DE01PW","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489082,"usec":66353},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729166,"noise_level":-27.408897,"freq_skew":1.496926,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44797,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[162,86,48,123]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489082,"usec":819565},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.155075,"noise_level":-27.403416,"freq_skew":-2.826769,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489082,"usec":823634},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.720338,"noise_level":-27.292938,"freq_skew":0.864095,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"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":1784489082,"usec":825086},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.199031,"noise_level":-27.192953,"freq_skew":1.680666,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784489083,"usec":586626},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627965,"noise_level":-27.035332,"freq_skew":-1.051445,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":196,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[175,93,153,208]},{"name":"subseq_num","value":1}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489083,"usec":590409},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999413,"noise_level":-26.804138,"freq_skew":-3.757746,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489083,"usec":591816},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553780,"noise_level":-27.515835,"freq_skew":2.446454,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":379,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489084,"usec":352838},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688286,"noise_level":-27.152121,"freq_skew":-3.687087,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489085,"usec":111710},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975581,"noise_level":-26.674061,"freq_skew":1.048496,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":1784489085,"usec":115351},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556765,"noise_level":-26.543934,"freq_skew":1.362928,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2008,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44785,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[105,22]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":24,"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":1784489086,"usec":638196},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787751,"noise_level":-25.717350,"freq_skew":1.382299,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489087,"usec":397982},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791185,"noise_level":-26.440636,"freq_skew":0.988144,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":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":24396,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489088,"usec":162647},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679618,"noise_level":-26.031090,"freq_skew":0.661529,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489088,"usec":162860},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483769,"noise_level":-26.013716,"freq_skew":1.113026,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2009,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[183,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489090,"usec":443342},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.132350,"noise_level":-24.740463,"freq_skew":-0.129249,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":784,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489090,"usec":449931},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745924,"noise_level":-24.460194,"freq_skew":-0.714613,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489091,"usec":207875},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798278,"noise_level":-25.476841,"freq_skew":-2.403006,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"AT851W","msg_num":"D95","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW02120463058HAMMMN1 190719242619 -25.0-52.0 369960.7811446400\r\n8515CRS A01 02  0  0  0  0N 4041.1W  247.9 14800239 65"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489091,"usec":208369},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751060,"noise_level":-26.414261,"freq_skew":0.842974,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489092,"usec":732697},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869044,"noise_level":-25.975433,"freq_skew":0.880227,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EE","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":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":24431,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489092,"usec":741746},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970786,"noise_level":-25.703230,"freq_skew":0.860689,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":6,"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":23325,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[38,62,102,228]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489093,"usec":497712},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407022,"noise_level":-25.374554,"freq_skew":1.242723,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29593,"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":[223,95,11,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489093,"usec":498361},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709972,"noise_level":-25.358440,"freq_skew":0.539624,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489094,"usec":260150},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867106,"noise_level":-25.415848,"freq_skew":-2.558474,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489094,"usec":262814},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693867,"noise_level":-25.822338,"freq_skew":0.685749,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784489094,"usec":264341},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.278071,"noise_level":-25.771545,"freq_skew":-0.153138,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"264A85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"17074172","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,67,70,71,0,60,120,122,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489095,"usec":786429},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010433,"noise_level":-24.981430,"freq_skew":0.982275,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489096,"usec":539889},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692395,"noise_level":-24.768280,"freq_skew":0.750952,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489097,"usec":299359},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645842,"noise_level":-24.400200,"freq_skew":3.664347,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489099,"usec":584866},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555336,"noise_level":-23.765448,"freq_skew":0.298362,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44754,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[230,42,98,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489100,"usec":352923},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848506,"noise_level":-23.436754,"freq_skew":0.734615,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784489100,"usec":353865},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499586,"noise_level":-23.523640,"freq_skew":2.049442,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":44760,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[187,21,188,122]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489101,"usec":115020},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508348,"noise_level":-24.157803,"freq_skew":1.273758,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"20","blk_id":"3","ack":"!","flight":"HV090G","msg_num":"M24","msg_num_seq":"A","msg_text":"RST13A19192459TRA90G  LEMGEBBR"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489102,"usec":638192},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461881,"noise_level":-24.262962,"freq_skew":-0.019729,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"W62257","msg_num":"F25","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AC,3018259"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489102,"usec":639157},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989042,"noise_level":-24.234631,"freq_skew":2.538553,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489102,"usec":640163},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.666508,"noise_level":-24.934574,"freq_skew":-0.237422,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"DE01PW","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489102,"usec":640413},"freq":136975000,"burst_len_octets":203,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655422,"noise_level":-24.919254,"freq_skew":0.948153,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"32","blk_id":"V","ack":"!","msg_text":"P64SPLPSHV191924\r\nOPSMSG..........\r\nGOEDENAVOND. HET SPORTCAFE IS BIJ GEOPEND\r\n. DE STAND OP DIT MOMENT TUSSEN SPA EN AR\r\nG IS O-O. UPDATES VOLGEN. GRT OCC HC SUDE\r\nSH."}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489103,"usec":400492},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010177,"noise_level":-24.767555,"freq_skew":-1.169477,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489103,"usec":400736},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452048,"noise_level":-24.767555,"freq_skew":2.850037,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":283,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44847,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[12,109,14,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489103,"usec":408239},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760331,"noise_level":-25.107891,"freq_skew":3.853467,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"_d","blk_id":"3","ack":"V","flight":"HV037B","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489103,"usec":408628},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.526243,"noise_level":-25.092266,"freq_skew":-0.071665,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784489104,"usec":159003},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.809708,"noise_level":-25.014557,"freq_skew":-0.162615,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784489104,"usec":161893},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513632,"noise_level":-24.891655,"freq_skew":2.762241,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489104,"usec":167808},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582766,"noise_level":-24.695572,"freq_skew":0.672995,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489104,"usec":923093},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696677,"noise_level":-24.431183,"freq_skew":1.310531,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489105,"usec":682187},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.653694,"noise_level":-24.780016,"freq_skew":-0.139859,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489105,"usec":685343},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747809,"noise_level":-24.660362,"freq_skew":3.716838,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":9327,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44804,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[114,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489106,"usec":446495},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728034,"noise_level":-24.440365,"freq_skew":-0.120059,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489106,"usec":449637},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.091187,"noise_level":-25.174690,"freq_skew":0.830096,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489106,"usec":455729},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878759,"noise_level":-25.033997,"freq_skew":2.416023,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489107,"usec":205538},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522317,"noise_level":-25.338612,"freq_skew":1.274595,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"_d","blk_id":"4","ack":"G","flight":"HV090G","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489107,"usec":972840},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.746013,"noise_level":-25.540543,"freq_skew":-3.337133,"avlc":{"src":{"addr":"020104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489109,"usec":497191},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640134,"noise_level":-24.725256,"freq_skew":0.673272,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":1784489111,"usec":15321},"freq":136975000,"burst_len_octets":203,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608366,"noise_level":-24.118416,"freq_skew":0.925035,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"32","blk_id":"H","ack":"!","msg_text":"P64SPLPSHV191925\r\nOPSMSG..........\r\nGOEDENAVOND. HET SPORTCAFE IS BIJ GEOPEND\r\n. DE STAND OP DIT MOMENT TUSSEN SPA EN AR\r\nG IS O-O. UPDATES VOLGEN. GRT OCC HC SUDE\r\nSH."}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489111,"usec":787092},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527433,"noise_level":-23.590527,"freq_skew":1.033294,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6685,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[244,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489112,"usec":542309},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513071,"noise_level":-23.155119,"freq_skew":3.822097,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":9328,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44804,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[59,46]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489114,"usec":60321},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562953,"noise_level":-22.812243,"freq_skew":3.918606,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":6,"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":9329,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[153,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489114,"usec":60630},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664158,"noise_level":-22.812243,"freq_skew":0.942980,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489114,"usec":60729},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511510,"noise_level":-23.700674,"freq_skew":0.573211,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-2.300000},"alt":38000}},{"name":"alternate_ground_stations","value":["213C85","2610A5","2D0745","27D885","2A3D45"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489114,"usec":63956},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819293,"noise_level":-23.581791,"freq_skew":1.120538,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44815,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[222,102,124,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489114,"usec":68498},"freq":136975000,"burst_len_octets":203,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671111,"noise_level":-23.412893,"freq_skew":0.936313,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"32","blk_id":"H","ack":"!","msg_text":"P64SPLPSHV191925\r\nOPSMSG..........\r\nGOEDENAVOND. HET SPORTCAFE IS BIJ GEOPEND\r\n. DE STAND OP DIT MOMENT TUSSEN SPA EN AR\r\nG IS O-O. UPDATES VOLGEN. GRT OCC HC SUDE\r\nSH."}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489114,"usec":823176},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891321,"noise_level":-23.387196,"freq_skew":0.822051,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489114,"usec":823718},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760604,"noise_level":-23.934889,"freq_skew":0.513032,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"_d","blk_id":"0","ack":"H","flight":"HV007F","msg_num":"S30","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489114,"usec":826961},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796550,"noise_level":-23.853292,"freq_skew":-1.850038,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44817,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[34,95,183,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489114,"usec":827570},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526300,"noise_level":-23.839767,"freq_skew":0.792921,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"16262356","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,57,100,238,0,57,100,238,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489115,"usec":589160},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068465,"noise_level":-24.227299,"freq_skew":0.903321,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489115,"usec":589894},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.205711,"noise_level":-24.199083,"freq_skew":0.806883,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHO","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"TO23AE","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489115,"usec":590399},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745722,"noise_level":-24.251770,"freq_skew":1.014125,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489115,"usec":592519},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940791,"noise_level":-24.798504,"freq_skew":1.013243,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6693,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13521,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[199,215,231,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489115,"usec":593422},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601090,"noise_level":-24.768370,"freq_skew":0.970634,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":40.299999,"lon":-3.100000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489115,"usec":596151},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948974,"noise_level":-24.663725,"freq_skew":0.896918,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489116,"usec":349052},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659940,"noise_level":-24.634056,"freq_skew":-1.976002,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489116,"usec":349202},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513344,"noise_level":-24.634056,"freq_skew":1.192741,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"W60477","msg_num":"S28","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489116,"usec":349202},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.513344,"noise_level":-24.634056,"freq_skew":1.192741,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21616556","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,29,110,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489116,"usec":349365},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.889852,"noise_level":-24.634056,"freq_skew":-0.114441,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784489116,"usec":349693},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527508,"noise_level":-24.619259,"freq_skew":-3.684645,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44898,"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":[83,106,147,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489116,"usec":354094},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.786418,"noise_level":-25.402460,"freq_skew":-0.044589,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":399,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":17,"credit_offered":3,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489116,"usec":354437},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.098377,"noise_level":-25.386295,"freq_skew":0.631381,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489116,"usec":354558},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582159,"noise_level":-25.386295,"freq_skew":1.017350,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","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":"21616556","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489116,"usec":355600},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624732,"noise_level":-25.966576,"freq_skew":0.967285,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489117,"usec":107471},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588478,"noise_level":-26.035688,"freq_skew":1.213539,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489117,"usec":107471},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.588478,"noise_level":-26.035688,"freq_skew":1.213539,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44815,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[222,102,124,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489117,"usec":107639},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535698,"noise_level":-26.035688,"freq_skew":-0.719384,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489117,"usec":109173},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629426,"noise_level":-26.617481,"freq_skew":0.943162,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":1784489119,"usec":397317},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644949,"noise_level":-25.371513,"freq_skew":-0.631918,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489119,"usec":400600},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.498688,"noise_level":-25.211781,"freq_skew":-0.012173,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784489120,"usec":154764},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425335,"noise_level":-24.962162,"freq_skew":1.018756,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489120,"usec":163973},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765685,"noise_level":-24.600693,"freq_skew":0.983469,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","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":"21616556","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489121,"usec":684718},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586864,"noise_level":-24.127024,"freq_skew":1.049992,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489123,"usec":203127},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-4.947743,"noise_level":-24.328262,"freq_skew":1.165225,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"QR057H","msg_num":"M72","msg_num_seq":"A","msg_text":"CJN    ,N 40.321,W 2.435,38091,497,0241,100\\TS192437,190726"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489124,"usec":730493},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910157,"noise_level":-23.523245,"freq_skew":0.461517,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489126,"usec":260712},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808701,"noise_level":-23.122463,"freq_skew":1.303091,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489127,"usec":24654},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465184,"noise_level":-23.035791,"freq_skew":-1.141075,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489128,"usec":538409},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044493,"noise_level":-23.452662,"freq_skew":-1.036602,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489128,"usec":544277},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588217,"noise_level":-23.897003,"freq_skew":0.787785,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[220,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489130,"usec":60530},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837214,"noise_level":-23.826962,"freq_skew":0.847439,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":24674,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489130,"usec":62125},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433466,"noise_level":-23.773148,"freq_skew":0.958686,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489130,"usec":827018},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805767,"noise_level":-23.959095,"freq_skew":-0.182679,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489130,"usec":832549},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778115,"noise_level":-24.802647,"freq_skew":0.569226,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":733,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489130,"usec":833565},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442188,"noise_level":-25.600147,"freq_skew":1.258817,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489131,"usec":588526},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754891,"noise_level":-26.253384,"freq_skew":0.853194,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784489132,"usec":347259},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551327,"noise_level":-25.700361,"freq_skew":1.283857,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489132,"usec":348097},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850257,"noise_level":-25.666941,"freq_skew":1.020693,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[220,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489133,"usec":113352},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486560,"noise_level":-25.117599,"freq_skew":3.659091,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":7,"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":9330,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,129]},{"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":1784489133,"usec":874665},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774549,"noise_level":-25.725716,"freq_skew":0.408072,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":223,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489133,"usec":875276},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964312,"noise_level":-25.708941,"freq_skew":0.814627,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489133,"usec":882662},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046813,"noise_level":-25.363926,"freq_skew":0.871505,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489134,"usec":630448},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287888,"noise_level":-25.094334,"freq_skew":-0.183084,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489136,"usec":159856},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.386208,"noise_level":-24.462090,"freq_skew":-0.509186,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489136,"usec":925008},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.340818,"noise_level":-23.995720,"freq_skew":1.193028,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489137,"usec":690013},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786867,"noise_level":-23.592438,"freq_skew":-0.555940,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489138,"usec":448788},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020595,"noise_level":-23.207054,"freq_skew":-2.757093,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489139,"usec":210032},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794618,"noise_level":-22.983772,"freq_skew":2.595707,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVT","mode":"2","label":"B9","blk_id":"2","ack":"!","flight":"TO51WR","msg_num":"M44","msg_num_seq":"A","msg_text":"/LFPO.TI2/040LFPOAD7ED"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489139,"usec":976235},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450214,"noise_level":-22.741966,"freq_skew":0.133828,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489142,"usec":254092},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913400,"noise_level":-22.041447,"freq_skew":-2.800767,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784489142,"usec":256981},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.282322,"noise_level":-22.587683,"freq_skew":1.301277,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489143,"usec":24285},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.013042,"noise_level":-22.288675,"freq_skew":0.436378,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":607,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[237,94,209,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489143,"usec":27617},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605566,"noise_level":-22.198706,"freq_skew":2.298342,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489143,"usec":779269},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816338,"noise_level":-22.010559,"freq_skew":0.679010,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489143,"usec":779576},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563019,"noise_level":-21.999619,"freq_skew":2.467594,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVT","mode":"2","label":"_d","blk_id":"3","ack":"P","flight":"TO51WR","msg_num":"S76","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489145,"usec":299501},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881672,"noise_level":-21.716351,"freq_skew":0.751098,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6731,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64972,"credit":10,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[223,84,156,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489145,"usec":301901},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703665,"noise_level":-21.653080,"freq_skew":2.324518,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVT","mode":"2","label":"_d","blk_id":"4","ack":"Q","flight":"TO51WR","msg_num":"S77","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489146,"usec":62229},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406099,"noise_level":-21.958380,"freq_skew":-0.068567,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44754,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[215,182,184,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489146,"usec":824903},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.135684,"noise_level":-22.065613,"freq_skew":0.971608,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784489146,"usec":830402},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891157,"noise_level":-21.912716,"freq_skew":0.969865,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489147,"usec":591373},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868839,"noise_level":-21.667225,"freq_skew":1.128766,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489147,"usec":592657},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757636,"noise_level":-22.234203,"freq_skew":0.456008,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489147,"usec":592843},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008712,"noise_level":-23.165152,"freq_skew":0.784952,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29767,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[5,12,248,9]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":25,"sec":47}},"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":1784489148,"usec":353561},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603234,"noise_level":-22.870104,"freq_skew":1.333785,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29593,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[138,64,93,66]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489148,"usec":353561},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.603234,"noise_level":-22.870104,"freq_skew":1.333785,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":326,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29593,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[183,96,98,100]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":25,"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":1784489148,"usec":357233},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762980,"noise_level":-22.952261,"freq_skew":0.919618,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489149,"usec":111797},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.176200,"noise_level":-22.892111,"freq_skew":-2.881803,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":243,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44803,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[69,88,38,251]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489149,"usec":119712},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522083,"noise_level":-22.688511,"freq_skew":1.340190,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489149,"usec":880698},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444146,"noise_level":-22.535975,"freq_skew":-0.046737,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489149,"usec":883808},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473063,"noise_level":-22.503197,"freq_skew":2.863331,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNB","mode":"2","label":"_d","blk_id":"1","ack":"D","flight":"SN05GT","msg_num":"S01","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489150,"usec":629839},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616913,"noise_level":-22.410988,"freq_skew":-0.659303,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489150,"usec":632278},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.258523,"noise_level":-22.331104,"freq_skew":1.897051,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":44760,"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":[7,231,210,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489150,"usec":636650},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968846,"noise_level":-23.082827,"freq_skew":0.801619,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":24822,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489150,"usec":638483},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.222735,"noise_level":-23.045746,"freq_skew":0.114200,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489150,"usec":640126},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737359,"noise_level":-22.996548,"freq_skew":-2.513653,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"AT851W","msg_num":"D96","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021  583058HAMMMN1 190719252634 -24.8-52.2 369980.7911445600\r\n8515CRS A01 02  0  0  0  0N 4034.6W  250.1 14680237 66"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489151,"usec":403570},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683204,"noise_level":-23.824875,"freq_skew":1.101377,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489151,"usec":406433},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941461,"noise_level":-23.784494,"freq_skew":0.909993,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[123,11,152,143]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489152,"usec":157324},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859372,"noise_level":-23.730944,"freq_skew":1.055005,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":24828,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489152,"usec":158695},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410002,"noise_level":-23.677721,"freq_skew":0.015217,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44909,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[7,79,73,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489152,"usec":165038},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.218802,"noise_level":-23.559151,"freq_skew":-0.134965,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489152,"usec":167428},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566450,"noise_level":-24.055195,"freq_skew":-0.000777,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489152,"usec":919843},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799165,"noise_level":-24.817526,"freq_skew":2.676608,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNB","mode":"2","label":"_d","blk_id":"1","ack":"D","flight":"SN05GT","msg_num":"S01","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489152,"usec":928043},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330574,"noise_level":-24.578836,"freq_skew":0.998955,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784489153,"usec":679521},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991185,"noise_level":-25.154030,"freq_skew":2.621384,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44847,"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":[82,149,154,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489153,"usec":680588},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775909,"noise_level":-25.517574,"freq_skew":0.978645,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[123,11,152,143]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489153,"usec":682623},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495057,"noise_level":-25.419760,"freq_skew":1.180833,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489153,"usec":685117},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.875082,"noise_level":-25.355156,"freq_skew":-0.958147,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2965,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489154,"usec":445414},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.527469,"noise_level":-25.117085,"freq_skew":-2.380089,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489154,"usec":448371},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.184283,"noise_level":-24.992733,"freq_skew":0.729082,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784489155,"usec":203866},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794627,"noise_level":-24.764267,"freq_skew":0.692583,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39534,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[182,242,148,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489155,"usec":205727},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665833,"noise_level":-24.805477,"freq_skew":0.590368,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"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":52645,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[194,236,51,53]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489155,"usec":205727},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.665833,"noise_level":-24.805477,"freq_skew":0.590368,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52645,"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":[154,161,136,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489155,"usec":210862},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933623,"noise_level":-25.078911,"freq_skew":-0.329087,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1038,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[164,157,231,85]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489156,"usec":731054},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707698,"noise_level":-24.583496,"freq_skew":-0.022726,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44909,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[92,28,123,237]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44909,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[186,98,62,123]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":25,"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":1784489158,"usec":251979},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.032698,"noise_level":-23.999905,"freq_skew":-0.224208,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489158,"usec":254109},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626677,"noise_level":-23.917698,"freq_skew":0.511955,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"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":52645,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[194,236,51,53]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489158,"usec":256306},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926841,"noise_level":-23.863323,"freq_skew":0.721623,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52645,"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":[154,161,136,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489158,"usec":258045},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.352072,"noise_level":-23.836260,"freq_skew":2.777130,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489158,"usec":258890},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774949,"noise_level":-24.590265,"freq_skew":0.926826,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489159,"usec":12525},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053711,"noise_level":-24.415226,"freq_skew":0.793053,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":24879,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489159,"usec":13607},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.370548,"noise_level":-24.386395,"freq_skew":0.750596,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":1784489159,"usec":20713},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677456,"noise_level":-24.187199,"freq_skew":-1.129727,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489159,"usec":22104},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857507,"noise_level":-25.250389,"freq_skew":-0.757139,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489159,"usec":775717},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491937,"noise_level":-26.059155,"freq_skew":0.498047,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489162,"usec":821919},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728484,"noise_level":-24.396717,"freq_skew":-1.355461,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":679,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[216,247,132,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489163,"usec":596483},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053529,"noise_level":-24.542540,"freq_skew":0.957106,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","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":48.500000,"flags":192,"pdu_id":6769,"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":[36,21,175,114]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489163,"usec":600231},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884090,"noise_level":-24.469578,"freq_skew":1.017507,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":281,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44815,"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":[117,72,106,11]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489164,"usec":347950},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842708,"noise_level":-24.397224,"freq_skew":-0.473503,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489165,"usec":106730},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.323578,"noise_level":-24.085838,"freq_skew":0.708373,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","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":1784489165,"usec":109653},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745906,"noise_level":-23.961603,"freq_skew":-2.046370,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44817,"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":[74,135,203,97]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489165,"usec":875991},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668734,"noise_level":-23.404236,"freq_skew":0.360837,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489166,"usec":647024},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.258977,"noise_level":-23.101093,"freq_skew":-2.105767,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489167,"usec":393762},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679395,"noise_level":-24.205103,"freq_skew":1.313119,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":327,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29593,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[121,177,210,151]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":26,"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":1784489167,"usec":398569},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081244,"noise_level":-24.084358,"freq_skew":0.832208,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":2,"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":23424,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29767,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[208,215,202,58]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489167,"usec":402005},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949324,"noise_level":-24.458447,"freq_skew":0.754611,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23425,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29767,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[239,224,207,5]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":26,"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":1784489167,"usec":405909},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569166,"noise_level":-24.343113,"freq_skew":1.144404,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489168,"usec":162387},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446115,"noise_level":-23.964804,"freq_skew":0.740344,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784489168,"usec":915687},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497234,"noise_level":-23.828766,"freq_skew":1.063190,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":328,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29593,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[253,223,88,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489168,"usec":917307},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702218,"noise_level":-23.761539,"freq_skew":0.473286,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":44751,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[173,111,238,187]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44751,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[73,243,46,142]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":26,"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":1784489168,"usec":917464},"freq":136975000,"burst_len_octets":748,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739155,"noise_level":-24.300579,"freq_skew":2.884412,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNB","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"SN05GT","msg_num":"D04","msg_num_seq":"A","sublabel":"DF","msg_text":"A19/A32019,1,1/CCOO-SNB,JUL19,192549,LEMG,EBBR,0005/C106,00000,8100,43,0010,0,0100,43,X/CEN200,33994,272,783,6421,312,C33021/EC643292,35920,21074,73,15,015/EE575372,55642,30812,73/E10846,0935,43,177,012,000,026,0/N10846,0941,43,169,009,000,023,0/S11347,4315,012,015,188,43,33981,2/T11372,4465,013,005,190,41,33959,2/V1N187,N470,06480,00192,221,226,220,0/X10481,00000,079,000,037,026,006,2/E50832,0926,43,176,012,000,027,0/N50831,0933,43,168,009,000,024,0/N90842,0940,43,169,009,000,024,0/2E0843,0935,43,177,012,000,027,0/2N0843,0941,43,169,009,000,024,0/2S1340,4280,012,016,189,43,33994,2/2T1365,4430,013,005,190,42,33975,2/2VN200,N477,06496,00192,221,226,220,0/2X0481,00000,079,000,035,024,006,2,/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489169,"usec":678419},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908739,"noise_level":-24.089397,"freq_skew":0.994193,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":1784489169,"usec":686214},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748192,"noise_level":-24.020134,"freq_skew":2.678111,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":40.000000,"lon":-3.300000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489170,"usec":443169},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765644,"noise_level":-24.676426,"freq_skew":-3.920080,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":410,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489170,"usec":444246},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896706,"noise_level":-24.631897,"freq_skew":0.676352,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784489171,"usec":205280},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810399,"noise_level":-24.212816,"freq_skew":-3.895583,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489171,"usec":205591},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583259,"noise_level":-24.679758,"freq_skew":0.707052,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":734,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33889,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[164,147]},{"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":1784489171,"usec":974090},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742499,"noise_level":-24.301071,"freq_skew":0.610373,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":44751,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[173,111,238,187]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44751,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[73,243,46,142]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":26,"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":1784489172,"usec":723240},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.303793,"noise_level":-24.034420,"freq_skew":2.819323,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489173,"usec":495367},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761038,"noise_level":-23.498457,"freq_skew":0.412628,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489175,"usec":22805},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658940,"noise_level":-22.928040,"freq_skew":0.055541,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX7319","msg_num":"F42","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41196W005543,RW01,192613,280,AVILA,193639,DAQSE,M35,240049,94E750"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489175,"usec":780984},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486895,"noise_level":-22.903738,"freq_skew":1.429509,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489175,"usec":786795},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695754,"noise_level":-23.177639,"freq_skew":0.991160,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489176,"usec":537063},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778411,"noise_level":-23.065659,"freq_skew":-0.790939,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44833,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[66,190,148,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489176,"usec":538720},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732646,"noise_level":-22.991798,"freq_skew":-0.118542,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"80","blk_id":"5","ack":"!","flight":"UX7319","msg_num":"M42","msg_num_seq":"A","msg_text":"3M01 OPNORM 7319/19 LEVX/LEMD .EC-LUT"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489176,"usec":541469},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500277,"noise_level":-24.155981,"freq_skew":-1.877362,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489176,"usec":544771},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.412524,"noise_level":-24.100098,"freq_skew":-3.007465,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"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":244,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52593,"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":[237,25,89,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489177,"usec":296399},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468180,"noise_level":-24.016943,"freq_skew":0.772830,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489177,"usec":296399},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.468180,"noise_level":-24.016943,"freq_skew":0.772830,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"_d","blk_id":"X","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489177,"usec":300861},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922559,"noise_level":-24.418110,"freq_skew":-1.798651,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44817,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[119,44,233,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489177,"usec":300861},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.922559,"noise_level":-24.418110,"freq_skew":-1.798651,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":348,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44817,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[213,62,107,35]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":26,"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":1784489177,"usec":305031},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714344,"noise_level":-24.643366,"freq_skew":2.836267,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":40.000000,"lon":-3.300000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489178,"usec":59207},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976991,"noise_level":-24.394930,"freq_skew":-0.160425,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489178,"usec":64161},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747072,"noise_level":-24.351816,"freq_skew":2.778212,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNB","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"SN05GT","msg_num":"S02","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489178,"usec":64161},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.747072,"noise_level":-24.351816,"freq_skew":2.778212,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146702","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,205,194,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489178,"usec":64989},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.470466,"noise_level":-24.861887,"freq_skew":0.815865,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489178,"usec":70360},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864877,"noise_level":-24.801289,"freq_skew":-1.962143,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489178,"usec":70993},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565106,"noise_level":-24.771147,"freq_skew":1.500065,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489179,"usec":589655},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898874,"noise_level":-24.259932,"freq_skew":2.855902,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489180,"usec":348999},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850372,"noise_level":-23.750343,"freq_skew":-2.879515,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"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":244,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52593,"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":[237,25,89,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489180,"usec":357312},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017900,"noise_level":-23.670454,"freq_skew":-0.630106,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3548,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[233,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489184,"usec":165876},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761396,"noise_level":-22.144085,"freq_skew":0.584749,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":224,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44881,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[140,19,154,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489184,"usec":910757},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.405899,"noise_level":-22.055592,"freq_skew":-3.012768,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489184,"usec":913737},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.143891,"noise_level":-21.947851,"freq_skew":-2.742882,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"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":244,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52593,"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":[237,25,89,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489185,"usec":679286},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594532,"noise_level":-21.786318,"freq_skew":0.533978,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489186,"usec":451854},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926328,"noise_level":-22.209145,"freq_skew":-1.255355,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489186,"usec":456066},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857841,"noise_level":-23.238058,"freq_skew":-0.615118,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3549,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[160,176]},{"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":1784489186,"usec":456367},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.160883,"noise_level":-23.238058,"freq_skew":-0.251095,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489187,"usec":972190},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529806,"noise_level":-23.507580,"freq_skew":0.943610,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"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":254,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489187,"usec":978290},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698561,"noise_level":-23.686846,"freq_skew":1.286876,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":671,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44797,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[184,157,187,6]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":26,"sec":26}},"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":"TOPTU"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489188,"usec":731411},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106584,"noise_level":-23.943426,"freq_skew":-1.965109,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489188,"usec":732922},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681605,"noise_level":-24.872971,"freq_skew":0.749726,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489188,"usec":733848},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310313,"noise_level":-24.860954,"freq_skew":1.257672,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784489189,"usec":493173},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864280,"noise_level":-24.785280,"freq_skew":-1.754428,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":349,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":58955,"dst_ref":52667,"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":[137,17,20,31]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489190,"usec":247229},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895040,"noise_level":-24.416494,"freq_skew":-0.083820,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489190,"usec":247362},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.168056,"noise_level":-24.416494,"freq_skew":-0.060148,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":785,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[81,46,184,193]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489190,"usec":248262},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605952,"noise_level":-25.546551,"freq_skew":1.430922,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":672,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44797,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[247,35,98,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489190,"usec":249090},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692726,"noise_level":-25.497343,"freq_skew":-0.204320,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489190,"usec":251973},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.086245,"noise_level":-26.809921,"freq_skew":-1.918148,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489191,"usec":13033},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854332,"noise_level":-26.827202,"freq_skew":0.817608,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489191,"usec":14987},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978293,"noise_level":-26.694778,"freq_skew":0.683774,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784489191,"usec":15716},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805966,"noise_level":-26.638639,"freq_skew":0.658247,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":610,"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":1784489191,"usec":22385},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081334,"noise_level":-26.399469,"freq_skew":1.223479,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":40.200001,"lon":-3.300000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489191,"usec":775320},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.570567,"noise_level":-26.273363,"freq_skew":0.648391,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"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":254,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489191,"usec":776103},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026678,"noise_level":-26.726885,"freq_skew":0.893567,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"W60477","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489191,"usec":776469},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644316,"noise_level":-26.708059,"freq_skew":0.824536,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489191,"usec":779645},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766614,"noise_level":-26.869619,"freq_skew":1.202037,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21616556","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,29,110,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489191,"usec":781488},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909037,"noise_level":-26.996452,"freq_skew":1.130184,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489191,"usec":782814},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840069,"noise_level":-26.919048,"freq_skew":-0.619617,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3550,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[229,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489192,"usec":537877},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788842,"noise_level":-26.672144,"freq_skew":-0.453612,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3551,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44835,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[126,83]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":26,"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":1784489192,"usec":540020},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585292,"noise_level":-27.272738,"freq_skew":3.653879,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489193,"usec":296578},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.482341,"noise_level":-27.119837,"freq_skew":0.982831,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489193,"usec":299363},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577992,"noise_level":-26.944183,"freq_skew":0.742885,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6821,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[55,111,36,225]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489193,"usec":304498},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810335,"noise_level":-26.867241,"freq_skew":0.815536,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[197,219,174,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489194,"usec":61258},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792881,"noise_level":-26.677814,"freq_skew":-0.471913,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489194,"usec":64113},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587755,"noise_level":-26.689445,"freq_skew":1.820485,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489194,"usec":69463},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925952,"noise_level":-26.559090,"freq_skew":0.718204,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489194,"usec":822563},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877240,"noise_level":-26.858940,"freq_skew":-0.612439,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489194,"usec":828465},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540456,"noise_level":-26.650993,"freq_skew":-0.542803,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3552,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":14,"dst_ref":29635,"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":[105,225]},{"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":1784489196,"usec":353834},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.132171,"noise_level":-25.848633,"freq_skew":-0.597570,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489197,"usec":877864},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.128418,"noise_level":-24.882519,"freq_skew":1.264304,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784489199,"usec":400804},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.332861,"noise_level":-24.194300,"freq_skew":-2.791223,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":245,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44803,"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":[249,133,231,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489200,"usec":167508},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727528,"noise_level":-23.822279,"freq_skew":0.075452,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":168,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26472,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[203,211,109,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489200,"usec":918091},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881297,"noise_level":-24.116390,"freq_skew":1.386012,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":3,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489201,"usec":684703},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759179,"noise_level":-23.761003,"freq_skew":1.039469,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"34700157","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,76,89,0,115,128,111,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489201,"usec":687777},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525788,"noise_level":-23.681015,"freq_skew":1.033130,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"LY0375","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489202,"usec":440353},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.794183,"noise_level":-23.419590,"freq_skew":-3.033697,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":246,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489202,"usec":444594},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533591,"noise_level":-23.253784,"freq_skew":1.313106,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489203,"usec":211311},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.218606,"noise_level":-22.980211,"freq_skew":-2.949967,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489203,"usec":963602},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566487,"noise_level":-22.896708,"freq_skew":-1.279611,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":197,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[40,228,242,118]},{"name":"subseq_num","value":2}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489203,"usec":966441},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.418571,"noise_level":-22.788267,"freq_skew":-0.444460,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489203,"usec":967993},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429441,"noise_level":-22.728605,"freq_skew":-0.300766,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1039,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[24,212,242,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489207,"usec":776982},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786568,"noise_level":-22.627350,"freq_skew":-0.416180,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489207,"usec":776982},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.786568,"noise_level":-22.627350,"freq_skew":-0.416180,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1039,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[24,212,242,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489207,"usec":780223},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027419,"noise_level":-23.246462,"freq_skew":0.983351,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489210,"usec":832451},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.169579,"noise_level":-22.078941,"freq_skew":0.671270,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489210,"usec":833265},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958410,"noise_level":-22.056900,"freq_skew":-2.487437,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AT851W","msg_num":"D97","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021 1183058HAMMMN1 190719262649 -23.3-51.0 369950.7911444400\r\n8515CRS A01 02  0  0  0  0N 4028.0W  252.3 14600240 66"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489211,"usec":595760},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.094814,"noise_level":-21.995544,"freq_skew":0.057017,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489212,"usec":347691},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.100954,"noise_level":-22.838085,"freq_skew":0.627709,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-7.700000},"alt":20000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489216,"usec":924798},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438780,"noise_level":-21.872929,"freq_skew":-1.168562,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44685,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[111,2,50,221]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489217,"usec":674096},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774879,"noise_level":-21.712770,"freq_skew":0.111211,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489217,"usec":681104},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.231292,"noise_level":-21.503719,"freq_skew":0.958600,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489217,"usec":681349},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667419,"noise_level":-21.493397,"freq_skew":-2.490236,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489218,"usec":444703},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902218,"noise_level":-21.390850,"freq_skew":-1.140328,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489218,"usec":445059},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449343,"noise_level":-21.849890,"freq_skew":1.729089,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489219,"usec":206207},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600416,"noise_level":-22.655628,"freq_skew":1.910612,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":44760,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[17,225,238,37]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44760,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[58,141,177,203]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784489219,"usec":963005},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735823,"noise_level":-22.684227,"freq_skew":1.855767,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489219,"usec":971404},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820875,"noise_level":-23.323355,"freq_skew":-0.089351,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WMS","mode":"2","label":"17","blk_id":"9","ack":"!","flight":"W62257","msg_num":"M29","msg_num_seq":"A","msg_text":"192654,32402,2104, 14320,N 41.211,W  1.407,19JUL26,23848,  52,- 45"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489220,"usec":730629},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770703,"noise_level":-23.895164,"freq_skew":0.988283,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23475,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[220,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489221,"usec":490373},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872143,"noise_level":-23.627310,"freq_skew":0.923088,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489221,"usec":491802},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682900,"noise_level":-24.344334,"freq_skew":2.910505,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":40.100002,"lon":-3.300000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489221,"usec":492251},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.267684,"noise_level":-24.330025,"freq_skew":3.568973,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":0,"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":9331,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,129]},{"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":1784489221,"usec":496473},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707853,"noise_level":-24.648270,"freq_skew":2.825480,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNB","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"SN05GT","msg_num":"S03","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489221,"usec":497983},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.079089,"noise_level":-24.633450,"freq_skew":0.916841,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489221,"usec":498419},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691411,"noise_level":-24.618654,"freq_skew":2.677192,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146702","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,205,194,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489222,"usec":251075},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.105679,"noise_level":-24.428576,"freq_skew":0.759424,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489222,"usec":254654},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725398,"noise_level":-24.299376,"freq_skew":-0.558002,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489223,"usec":17797},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759961,"noise_level":-25.162487,"freq_skew":2.686072,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489223,"usec":18552},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.982756,"noise_level":-25.162487,"freq_skew":0.956404,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489223,"usec":21281},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.502783,"noise_level":-25.426308,"freq_skew":-0.336564,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489223,"usec":23604},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.161661,"noise_level":-25.313482,"freq_skew":1.061487,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489224,"usec":542070},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533069,"noise_level":-24.785395,"freq_skew":1.242145,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"80","blk_id":"4","ack":"!","flight":"LY0375","msg_num":"M30","msg_num_seq":"A","msg_text":"3Z01 POS,0375,19,LLBG,LPPT,.4X-EKL\r\n20260719  ,192702,A-----A------,351,189,---,------,2012,004.2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489226,"usec":68752},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806212,"noise_level":-23.857292,"freq_skew":2.701122,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489226,"usec":69651},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886760,"noise_level":-23.830250,"freq_skew":0.757707,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6873,"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":[93,38,175,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489226,"usec":71985},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938999,"noise_level":-23.736259,"freq_skew":-0.509494,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"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":44833,"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":[81,160,100,128]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489226,"usec":829750},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.343491,"noise_level":-23.785582,"freq_skew":0.991231,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"73806F","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489226,"usec":834551},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.085539,"noise_level":-23.705368,"freq_skew":-0.579654,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489227,"usec":583575},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675215,"noise_level":-23.612713,"freq_skew":0.789182,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489227,"usec":583690},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811108,"noise_level":-23.612713,"freq_skew":1.020291,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489227,"usec":596353},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887656,"noise_level":-23.327785,"freq_skew":0.047200,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489228,"usec":351464},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856925,"noise_level":-23.174372,"freq_skew":1.052534,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6876,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":68,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[54,162,48,68]}]}],"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":7,"day":19},"time":{"hour":19,"min":27,"sec":7}},"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":1784489229,"usec":112453},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738857,"noise_level":-22.951920,"freq_skew":0.525675,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":612,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44752,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[67,43,4,3]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44752,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[81,126,87,206]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":1784489229,"usec":117784},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825830,"noise_level":-22.794727,"freq_skew":0.843824,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6877,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[140,60,86,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489229,"usec":118238},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.367178,"noise_level":-22.782755,"freq_skew":0.415513,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489229,"usec":881419},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710225,"noise_level":-22.501497,"freq_skew":0.467179,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489230,"usec":631230},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524453,"noise_level":-22.386414,"freq_skew":2.275544,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVT","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"TO51WR","msg_num":"F09","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNTVF51WR/DTLFPO,06O,79,205834,306A55"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489230,"usec":632831},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356643,"noise_level":-22.340803,"freq_skew":0.712940,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489230,"usec":634975},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845267,"noise_level":-22.261559,"freq_skew":0.264604,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-7.700000},"alt":20000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489230,"usec":636953},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560501,"noise_level":-22.216597,"freq_skew":2.228768,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"dst_airport","value":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-4.700000},"alt":40000}},{"name":"alternate_ground_stations","value":["29DA25","2B3185","2A3D45","233D25","26BA85"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489231,"usec":399567},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005512,"noise_level":-22.186396,"freq_skew":1.016816,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489232,"usec":157797},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509009,"noise_level":-22.414228,"freq_skew":2.485328,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVT","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"TO51WR","msg_num":"F09","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNTVF51WR/DTLFPO,06O,79,205834,306A55"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489232,"usec":158950},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674543,"noise_level":-23.443735,"freq_skew":1.231081,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489232,"usec":167023},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453765,"noise_level":-23.552341,"freq_skew":2.421519,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVT","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"TO51WR","msg_num":"F09","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNTVF51WR/DTLFPO,06O,79,205834,306A55"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489232,"usec":925878},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425779,"noise_level":-23.256706,"freq_skew":2.276938,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":"16347263","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,86,70,0,57,206,179,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489234,"usec":444489},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518334,"noise_level":-24.443573,"freq_skew":2.663532,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","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":1784489234,"usec":450511},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405140,"noise_level":-24.243078,"freq_skew":1.721532,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":44760,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[61,210,223,176]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":1784489234,"usec":451788},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953851,"noise_level":-24.200710,"freq_skew":2.522150,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489234,"usec":453179},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715666,"noise_level":-24.597540,"freq_skew":0.438708,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":44881,"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":[80,114,253,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489235,"usec":212602},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825054,"noise_level":-24.321774,"freq_skew":0.775014,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6884,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":13521,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[64,111,199,16]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":124.875000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489235,"usec":964722},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483295,"noise_level":-24.965994,"freq_skew":2.411024,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489235,"usec":966478},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406544,"noise_level":-24.889402,"freq_skew":1.793288,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489235,"usec":966478},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.406544,"noise_level":-24.889402,"freq_skew":1.793288,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489235,"usec":972905},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945045,"noise_level":-24.604366,"freq_skew":2.289027,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489235,"usec":973084},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781906,"noise_level":-24.604366,"freq_skew":-4.040627,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489236,"usec":734418},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462450,"noise_level":-24.804583,"freq_skew":-4.005537,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44898,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[173,170,155,42]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489236,"usec":734418},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.462450,"noise_level":-24.804583,"freq_skew":-4.005537,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44898,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[122,22,157,171]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":1784489236,"usec":739686},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972200,"noise_level":-25.650284,"freq_skew":0.783247,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","type":"Aircraft"},"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":1784489236,"usec":739801},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728274,"noise_level":-25.650284,"freq_skew":1.745887,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":44760,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[102,174,33,207]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489236,"usec":744457},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044983,"noise_level":-26.535513,"freq_skew":0.846789,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6890,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13521,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[29,164,26,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489236,"usec":745272},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638505,"noise_level":-26.517101,"freq_skew":1.523347,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LGS","mode":"2","label":"17","blk_id":"0","ack":"!","flight":"W668HS","msg_num":"M57","msg_num_seq":"A","msg_text":"192712,35974,2204, 22960,N 40.796,W  2.254,19JUL26,23601,  65,- 51"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489237,"usec":489090},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571373,"noise_level":-26.811781,"freq_skew":1.125759,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":282,"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":1784489237,"usec":495764},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026268,"noise_level":-26.887190,"freq_skew":2.466890,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","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":1784489238,"usec":265020},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626698,"noise_level":-26.888641,"freq_skew":0.728556,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":613,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44752,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[102,44,180,53]}]}],"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":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":1784489239,"usec":14943},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820820,"noise_level":-26.698757,"freq_skew":0.524776,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":614,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52645,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[207,83,69,139]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":1784489239,"usec":15761},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707677,"noise_level":-26.661270,"freq_skew":0.907382,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6893,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[225,9,136,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489239,"usec":18068},"freq":136975000,"burst_len_octets":36,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938387,"noise_level":-26.727810,"freq_skew":1.024330,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6894,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":44752,"dst_ref":68,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[247,89,20,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489239,"usec":18989},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629882,"noise_level":-26.671455,"freq_skew":0.482830,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489239,"usec":20119},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849739,"noise_level":-26.615465,"freq_skew":0.822919,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39652,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[12,191,198,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489239,"usec":20119},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.849739,"noise_level":-26.615465,"freq_skew":0.822919,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":true,"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":48.000000,"flags":192,"pdu_id":39653,"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":[49,243,156,112]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":1784489239,"usec":20948},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.122717,"noise_level":-26.578339,"freq_skew":0.576634,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489239,"usec":773409},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916586,"noise_level":-26.896214,"freq_skew":0.566685,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489239,"usec":784946},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761802,"noise_level":-26.446886,"freq_skew":0.841593,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","type":"Aircraft"},"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":1784489239,"usec":784946},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.761802,"noise_level":-26.446886,"freq_skew":0.841593,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6890,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13521,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[29,164,26,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489240,"usec":532064},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742688,"noise_level":-26.410473,"freq_skew":-4.009457,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489240,"usec":532919},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.036027,"noise_level":-26.374208,"freq_skew":0.796498,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6896,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[190,42,100,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489240,"usec":534505},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593549,"noise_level":-26.302132,"freq_skew":0.643496,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","type":"Aircraft"},"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":1784489240,"usec":536685},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.373252,"noise_level":-26.299992,"freq_skew":1.277090,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489240,"usec":538787},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460439,"noise_level":-26.399145,"freq_skew":-0.029084,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":786,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"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":[216,16,106,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489241,"usec":303205},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977710,"noise_level":-26.546232,"freq_skew":0.997675,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489241,"usec":306250},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017687,"noise_level":-26.399826,"freq_skew":-3.787057,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489242,"usec":67406},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.128543,"noise_level":-25.923172,"freq_skew":-2.492309,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489242,"usec":828294},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733439,"noise_level":-25.536793,"freq_skew":0.896746,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6893,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[225,9,136,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489242,"usec":828294},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.733439,"noise_level":-25.536793,"freq_skew":0.896746,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39652,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[12,191,198,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489242,"usec":828294},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.733439,"noise_level":-25.536793,"freq_skew":0.896746,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":true,"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":48.000000,"flags":192,"pdu_id":39653,"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":[49,243,156,112]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":1784489242,"usec":829556},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893927,"noise_level":-25.503994,"freq_skew":0.646693,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":1784489243,"usec":588678},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758300,"noise_level":-25.325775,"freq_skew":-3.891913,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44898,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[232,159,248,111]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":1784489243,"usec":596832},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965976,"noise_level":-25.166872,"freq_skew":0.692715,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":616,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52645,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[54,140,46,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489244,"usec":346540},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.352111,"noise_level":-25.104115,"freq_skew":0.816595,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489244,"usec":346540},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.352111,"noise_level":-25.104115,"freq_skew":0.816595,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6903,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13521,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[114,113,76,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489244,"usec":347016},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.654567,"noise_level":-25.171120,"freq_skew":0.774813,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":1784489244,"usec":348415},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771240,"noise_level":-25.108334,"freq_skew":-1.280064,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44685,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[76,151,127,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489244,"usec":348415},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.771240,"noise_level":-25.108334,"freq_skew":-1.280064,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":682,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44685,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[234,3,65,187]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":1784489244,"usec":348845},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735345,"noise_level":-25.092707,"freq_skew":0.896189,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39660,"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":[133,16,49,61]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"sec":18}},"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":1784489244,"usec":351795},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927525,"noise_level":-24.968700,"freq_skew":0.895275,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6906,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":13521,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[93,26,220,195]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":1784489244,"usec":354355},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699194,"noise_level":-24.888611,"freq_skew":-3.959177,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784489244,"usec":354641},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768203,"noise_level":-24.873373,"freq_skew":0.624346,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489245,"usec":111315},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.230816,"noise_level":-24.692596,"freq_skew":-1.343061,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489245,"usec":115146},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674736,"noise_level":-25.677927,"freq_skew":0.708473,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":617,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52645,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[139,89,96,207]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52645,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[165,79,79,231]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":1784489245,"usec":115370},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750643,"noise_level":-25.661242,"freq_skew":-0.543650,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":50.000000,"flags":192,"pdu_id":3553,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489245,"usec":115532},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292198,"noise_level":-25.661242,"freq_skew":0.903261,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":1784489245,"usec":872308},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863852,"noise_level":-25.463495,"freq_skew":0.950947,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39665,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[97,140,248,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489246,"usec":639896},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896153,"noise_level":-25.003407,"freq_skew":-3.912499,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44898,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[3,119,205,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489247,"usec":405619},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019249,"noise_level":-25.386639,"freq_skew":0.926804,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":1784489248,"usec":155884},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988936,"noise_level":-25.069513,"freq_skew":0.880368,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":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":25567,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489248,"usec":159352},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877273,"noise_level":-24.992008,"freq_skew":0.517392,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":617,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52645,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[139,89,96,207]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52645,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[165,79,79,231]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":1784489248,"usec":922020},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880648,"noise_level":-24.718582,"freq_skew":-1.280151,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489248,"usec":928859},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525301,"noise_level":-24.898796,"freq_skew":-1.883487,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489248,"usec":929197},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470896,"noise_level":-25.042027,"freq_skew":-0.064897,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489249,"usec":681167},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473279,"noise_level":-24.918736,"freq_skew":0.962112,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39665,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[97,140,248,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489249,"usec":681557},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.094282,"noise_level":-25.082870,"freq_skew":0.861951,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489249,"usec":695008},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950480,"noise_level":-24.731409,"freq_skew":-0.087574,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26472,"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":[153,51,244,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489250,"usec":442548},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771513,"noise_level":-24.642014,"freq_skew":-2.022296,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489251,"usec":201901},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573837,"noise_level":-24.293365,"freq_skew":0.573746,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":617,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52645,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[139,89,96,207]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52645,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[165,79,79,231]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":1784489251,"usec":202808},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886937,"noise_level":-24.250753,"freq_skew":1.027324,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489251,"usec":209203},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368511,"noise_level":-24.054607,"freq_skew":3.565650,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":9332,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489251,"usec":981904},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632805,"noise_level":-23.755062,"freq_skew":0.453814,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-7.700000},"alt":20000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489251,"usec":983606},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749969,"noise_level":-23.728336,"freq_skew":0.848598,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489252,"usec":729515},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615018,"noise_level":-23.886950,"freq_skew":0.994456,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2010,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[183,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489252,"usec":730429},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.577889,"noise_level":-23.859816,"freq_skew":-2.733013,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":67,"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":44803,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[184,247,33,235]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489252,"usec":734694},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738016,"noise_level":-23.725399,"freq_skew":1.251331,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784489253,"usec":489497},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713137,"noise_level":-23.685476,"freq_skew":1.507122,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784489253,"usec":491401},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558838,"noise_level":-24.579279,"freq_skew":0.808550,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489253,"usec":497746},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879230,"noise_level":-25.384977,"freq_skew":0.924218,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39665,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[97,140,248,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489253,"usec":499211},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.761591,"noise_level":-25.320629,"freq_skew":-2.988195,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489254,"usec":258166},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423557,"noise_level":-24.959618,"freq_skew":0.650504,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489255,"usec":773909},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503968,"noise_level":-24.322462,"freq_skew":-0.003910,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489256,"usec":537634},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973347,"noise_level":-23.999922,"freq_skew":-0.821126,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489256,"usec":541865},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266017,"noise_level":-23.836277,"freq_skew":1.019064,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2011,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[158,210]},{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489259,"usec":599152},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626128,"noise_level":-22.499180,"freq_skew":1.108218,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":329,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29593,"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":[138,78,254,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489261,"usec":875986},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854040,"noise_level":-21.830160,"freq_skew":0.770817,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6925,"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":[66,40,125,242]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"sec":41}},"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":1784489262,"usec":632847},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672836,"noise_level":-21.639254,"freq_skew":-0.676828,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44833,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[151,139,198,151]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44833,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[127,184,43,136]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"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":1784489262,"usec":637343},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620176,"noise_level":-22.649555,"freq_skew":0.731028,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6927,"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":[178,242,225,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489263,"usec":396477},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954080,"noise_level":-22.753323,"freq_skew":-0.683289,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489264,"usec":165235},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596147,"noise_level":-23.483294,"freq_skew":-0.527469,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489265,"usec":682173},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778001,"noise_level":-23.898869,"freq_skew":-0.136222,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44754,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[230,42,98,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489266,"usec":442404},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534878,"noise_level":-24.370592,"freq_skew":0.760787,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784489267,"usec":966091},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.983113,"noise_level":-24.120228,"freq_skew":-0.589109,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":14,"lifetime":20.000000,"flags":246,"pdu_id":311,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489267,"usec":966273},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.777171,"noise_level":-24.106283,"freq_skew":-2.957108,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":44803,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[20,58,24,194]}]}],"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":7,"day":19},"time":{"hour":19,"min":27,"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":1784489267,"usec":966273},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":1,"sig_level":-5.777171,"noise_level":-24.106283,"freq_skew":-2.957108,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":250,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52593,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[79,121,29,135]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":27,"sec":46}},"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":1784489268,"usec":731924},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.597418,"noise_level":-23.671402,"freq_skew":-3.040935,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489268,"usec":731924},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-5.597418,"noise_level":-23.671402,"freq_skew":-3.040935,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489268,"usec":733411},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.568596,"noise_level":-23.631727,"freq_skew":-2.831030,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":251,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":63177,"dst_ref":44803,"variable_part_params":[{"name":"atn_checksum","value":[154,107,129,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489268,"usec":739990},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.642858,"noise_level":-23.461866,"freq_skew":-2.995846,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":252,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52593,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[172,89,224,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489270,"usec":249153},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-6.002053,"noise_level":-23.020397,"freq_skew":-3.174889,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":52593,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[2,38,19,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489270,"usec":249153},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":1,"sig_level":-6.002053,"noise_level":-23.020397,"freq_skew":-3.174889,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":254,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52593,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[133,82,194,5]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784489271,"usec":789663},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.210331,"noise_level":-22.266552,"freq_skew":-2.811656,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ELLX"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489272,"usec":543719},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722138,"noise_level":-21.978222,"freq_skew":-1.174510,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":198,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489273,"usec":300761},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744603,"noise_level":-21.923851,"freq_skew":0.734703,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,66,69,76,0,68,204,68,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":39704,"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":52677,"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":[222,144,179,199]},{"name":"checksum","value":[213,204]},{"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":1784489273,"usec":302319},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561535,"noise_level":-21.880600,"freq_skew":2.760663,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":285,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44847,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[12,109,14,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489273,"usec":302559},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.208747,"noise_level":-22.777109,"freq_skew":-0.706150,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":1784489273,"usec":303799},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329099,"noise_level":-22.729406,"freq_skew":-0.580056,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":366,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":60,"dst_ref":52677,"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":[233,161,122,168]}]}],"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":1784489274,"usec":61696},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.614748,"noise_level":-22.599560,"freq_skew":0.804734,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39705,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[198,45,184,79]},{"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":1784489274,"usec":69698},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537235,"noise_level":-22.876017,"freq_skew":-0.710835,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489274,"usec":69995},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478938,"noise_level":-22.876017,"freq_skew":-2.392108,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489274,"usec":826599},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660359,"noise_level":-22.827932,"freq_skew":0.398305,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-7.500000},"alt":22000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489275,"usec":581609},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.977950,"noise_level":-23.313551,"freq_skew":0.532616,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"VY29EB","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489275,"usec":581810},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.035301,"noise_level":-23.652737,"freq_skew":0.509574,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489276,"usec":353583},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.276071,"noise_level":-23.164120,"freq_skew":0.177420,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LBSF"},{"name":"ac_location","value":{"loc":{"lat":40.900002,"lon":-2.400000},"alt":21000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489276,"usec":357178},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514613,"noise_level":-23.448524,"freq_skew":-0.041552,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":170,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44909,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[92,28,123,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489277,"usec":110954},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304668,"noise_level":-23.371349,"freq_skew":0.030299,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"W60299","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489277,"usec":110954},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.304668,"noise_level":-23.371349,"freq_skew":0.030299,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222045","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,77,36,37,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489277,"usec":869663},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297696,"noise_level":-23.069334,"freq_skew":0.079576,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"SA","blk_id":"1","ack":"!","flight":"W60299","msg_num":"S44","msg_num_seq":"A","msg_text":"0EV192754V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":27,"sec":54}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489277,"usec":870151},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444051,"noise_level":-24.036011,"freq_skew":3.565253,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":9333,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44804,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[114,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489277,"usec":870345},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.616188,"noise_level":-24.036011,"freq_skew":-2.755635,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489278,"usec":630205},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784970,"noise_level":-23.697119,"freq_skew":1.015472,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489278,"usec":631430},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753058,"noise_level":-23.644102,"freq_skew":0.644557,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"VY29EB","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489278,"usec":631430},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.753058,"noise_level":-23.644102,"freq_skew":0.644557,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489278,"usec":640492},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925261,"noise_level":-23.473999,"freq_skew":-0.065207,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489280,"usec":149430},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978400,"noise_level":-23.076614,"freq_skew":0.937017,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"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":254,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489280,"usec":150687},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.557255,"noise_level":-23.344715,"freq_skew":-2.991306,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LX-LBA","mode":"2","label":"80","blk_id":"9","ack":"!","flight":"LG32PR","msg_num":"M03","msg_num_seq":"A","msg_text":"3M01 OPNORM 32PR/19 LPPR/ELLX .LX-LBA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489280,"usec":926612},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491136,"noise_level":-22.884768,"freq_skew":3.570543,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489281,"usec":684135},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.141715,"noise_level":-23.727699,"freq_skew":0.435970,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"VY29EB","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489281,"usec":686391},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.262816,"noise_level":-23.661243,"freq_skew":1.795163,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489281,"usec":690747},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952435,"noise_level":-25.818596,"freq_skew":0.472770,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489282,"usec":440184},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.188913,"noise_level":-25.667170,"freq_skew":0.382538,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"VY29EB","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489282,"usec":449749},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751682,"noise_level":-25.736219,"freq_skew":1.609839,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489283,"usec":971363},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843484,"noise_level":-25.613220,"freq_skew":0.849094,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":283,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44815,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[222,102,124,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489284,"usec":731327},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.147748,"noise_level":-25.303848,"freq_skew":-2.667308,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":307,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489284,"usec":734304},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552812,"noise_level":-25.129650,"freq_skew":0.004270,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":260,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44970,"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":[232,61,5,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489285,"usec":495569},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615664,"noise_level":-25.578133,"freq_skew":0.849708,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":6952,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[244,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489285,"usec":497317},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601007,"noise_level":-25.479637,"freq_skew":0.566298,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"VY29EB","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489286,"usec":252276},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564507,"noise_level":-25.608543,"freq_skew":3.522573,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":9334,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44804,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[59,46]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489286,"usec":253869},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646093,"noise_level":-25.526102,"freq_skew":0.417605,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"SA","blk_id":"3","ack":"!","flight":"VY29EB","msg_num":"S58","msg_num_seq":"A","msg_text":"0EV192753V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":27,"sec":53}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489287,"usec":17640},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.280445,"noise_level":-25.235622,"freq_skew":0.727027,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489287,"usec":775558},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.982880,"noise_level":-25.245049,"freq_skew":0.735999,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489288,"usec":538155},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931453,"noise_level":-24.871866,"freq_skew":-0.793184,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489289,"usec":299376},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.197907,"noise_level":-24.514057,"freq_skew":0.460721,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"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":44751,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[173,111,238,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489290,"usec":820761},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.354159,"noise_level":-23.799385,"freq_skew":0.977310,"avlc":{"src":{"addr":"4CC57A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489290,"usec":826096},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.215445,"noise_level":-23.613071,"freq_skew":0.554255,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489291,"usec":586980},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874688,"noise_level":-23.379248,"freq_skew":0.989921,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"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":25846,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489292,"usec":349106},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591145,"noise_level":-22.905369,"freq_skew":3.784229,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489294,"usec":634058},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747136,"noise_level":-23.292770,"freq_skew":0.418795,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":404,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":13,"ack":26,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489294,"usec":637192},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854092,"noise_level":-23.166788,"freq_skew":0.568606,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489294,"usec":643098},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.220961,"noise_level":-23.079678,"freq_skew":0.405837,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29624,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[245,77,234,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489295,"usec":406060},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875656,"noise_level":-22.680376,"freq_skew":0.625048,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489297,"usec":685279},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789660,"noise_level":-22.132349,"freq_skew":-1.935039,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":68,"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":44817,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[119,44,233,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489298,"usec":442220},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359084,"noise_level":-21.978283,"freq_skew":-1.125724,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489298,"usec":446312},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956812,"noise_level":-22.694736,"freq_skew":0.882479,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":25893,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489300,"usec":728608},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.164465,"noise_level":-22.275017,"freq_skew":0.278476,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489302,"usec":254966},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931959,"noise_level":-22.076412,"freq_skew":0.911781,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":25893,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489302,"usec":257953},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.944342,"noise_level":-21.986359,"freq_skew":-2.574764,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489303,"usec":20094},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736123,"noise_level":-21.930836,"freq_skew":0.175275,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":261,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489303,"usec":784268},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465703,"noise_level":-21.569611,"freq_skew":0.056597,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489304,"usec":543124},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.173433,"noise_level":-21.548820,"freq_skew":0.718788,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489304,"usec":554051},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870139,"noise_level":-21.283009,"freq_skew":1.057504,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489305,"usec":299842},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.086155,"noise_level":-21.181988,"freq_skew":0.882744,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":25893,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489306,"usec":62071},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704049,"noise_level":-21.063375,"freq_skew":0.730877,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489306,"usec":63121},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570503,"noise_level":-21.877888,"freq_skew":1.243541,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-EKL","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"LY0375","msg_num":"F26","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39196W006570,CCS,192823,337,ELVAR,193046,BIRBA,M47,245054,930C22"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489306,"usec":67646},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.288987,"noise_level":-21.876801,"freq_skew":-3.816390,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489306,"usec":68394},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730933,"noise_level":-21.866026,"freq_skew":-1.301580,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489306,"usec":823916},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705797,"noise_level":-22.557056,"freq_skew":-1.278728,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":1784489307,"usec":586764},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.063727,"noise_level":-22.304266,"freq_skew":-2.786740,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489307,"usec":592642},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.137334,"noise_level":-22.169420,"freq_skew":0.816278,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489308,"usec":357513},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530516,"noise_level":-23.055931,"freq_skew":-1.212783,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":684,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44685,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[159,249,138,197]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":28,"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":1784489309,"usec":112566},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515850,"noise_level":-23.772013,"freq_skew":-0.129736,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489309,"usec":113853},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545882,"noise_level":-24.572237,"freq_skew":-1.337916,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44685,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[161,100,177,118]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489309,"usec":118688},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.353549,"noise_level":-24.368782,"freq_skew":1.238461,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489309,"usec":871795},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081072,"noise_level":-24.169983,"freq_skew":-1.393004,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489309,"usec":872100},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919078,"noise_level":-25.333092,"freq_skew":-1.819525,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52667,"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":[212,85,214,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489309,"usec":876322},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332605,"noise_level":-25.625360,"freq_skew":-0.172427,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489310,"usec":629764},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623565,"noise_level":-26.705570,"freq_skew":0.749820,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489310,"usec":635367},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578254,"noise_level":-26.464577,"freq_skew":1.228199,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":74,"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":44797,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[77,239,148,208]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44797,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[164,119,238,176]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784489310,"usec":636939},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473265,"noise_level":-26.993391,"freq_skew":1.372229,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":74,"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":44797,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[77,239,148,208]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44797,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[164,119,238,176]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784489311,"usec":405829},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408435,"noise_level":-26.502338,"freq_skew":0.653097,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"20","blk_id":"1","ack":"!","flight":"HV007F","msg_num":"M52","msg_num_seq":"A","msg_text":"RST54A19192824TRA7F   LPFREHAM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489312,"usec":159373},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911926,"noise_level":-26.428680,"freq_skew":1.419484,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784489312,"usec":163429},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661808,"noise_level":-26.195148,"freq_skew":1.054908,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489312,"usec":919911},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943447,"noise_level":-25.898937,"freq_skew":0.744870,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23563,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[220,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489312,"usec":921456},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695966,"noise_level":-25.813705,"freq_skew":1.015900,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":20.000000,"flags":246,"pdu_id":25990,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489312,"usec":922854},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588652,"noise_level":-25.729301,"freq_skew":0.482407,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489312,"usec":922854},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.588652,"noise_level":-25.729301,"freq_skew":0.482407,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489313,"usec":678193},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.175722,"noise_level":-25.524195,"freq_skew":3.592186,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":9335,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,129]},{"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":1784489313,"usec":681397},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.683556,"noise_level":-25.594177,"freq_skew":0.763771,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489314,"usec":447625},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.213374,"noise_level":-25.683477,"freq_skew":0.955546,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489314,"usec":452557},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497913,"noise_level":-25.387774,"freq_skew":0.707407,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489315,"usec":198325},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.286569,"noise_level":-25.339455,"freq_skew":0.416133,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489315,"usec":200029},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720836,"noise_level":-25.243614,"freq_skew":0.494495,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-7.400000},"alt":23000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489315,"usec":200029},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.720836,"noise_level":-25.243614,"freq_skew":0.494495,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"VY29EB","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489315,"usec":200029},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.720836,"noise_level":-25.243614,"freq_skew":0.494495,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489315,"usec":200219},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953666,"noise_level":-25.428513,"freq_skew":1.312131,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":713,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489315,"usec":200901},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019844,"noise_level":-25.396118,"freq_skew":0.932148,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7030,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64972,"credit":10,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[223,84,156,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489315,"usec":202329},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844441,"noise_level":-25.379967,"freq_skew":2.630499,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489315,"usec":202756},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.373716,"noise_level":-25.363846,"freq_skew":-0.030460,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489315,"usec":205761},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753505,"noise_level":-25.315657,"freq_skew":1.100441,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":1784489315,"usec":206539},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629039,"noise_level":-25.283680,"freq_skew":0.102745,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44754,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[215,182,184,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489315,"usec":968314},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521203,"noise_level":-26.138010,"freq_skew":0.612757,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"VY29EB","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489315,"usec":972319},"freq":136975000,"burst_len_octets":140,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446472,"noise_level":-25.877819,"freq_skew":-0.038595,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"80","blk_id":"7","ack":"!","flight":"P601VK","msg_num":"M70","msg_num_seq":"A","msg_text":"3N01 POSRPT 01VK/19 GCRR/EDDL .EC-NLJ\r\n/POS N43067W004478/ALT +34012/MCH 799/FOB 00811/ETA 2107"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489315,"usec":972534},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069411,"noise_level":-25.877819,"freq_skew":-1.253421,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":685,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44685,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[170,78,169,175]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":28,"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":1784489316,"usec":725462},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349551,"noise_level":-26.740515,"freq_skew":0.765810,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784489316,"usec":727787},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686504,"noise_level":-26.876884,"freq_skew":0.747630,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489316,"usec":729943},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860816,"noise_level":-26.800533,"freq_skew":1.002933,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489317,"usec":488185},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748955,"noise_level":-26.374081,"freq_skew":-1.386347,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489317,"usec":495818},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.270730,"noise_level":-26.141991,"freq_skew":-0.033321,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489318,"usec":253332},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565882,"noise_level":-26.832817,"freq_skew":-1.433630,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489318,"usec":254365},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.716937,"noise_level":-26.775780,"freq_skew":0.382075,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"VY29EB","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489319,"usec":19132},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.634506,"noise_level":-26.119043,"freq_skew":1.199894,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784489319,"usec":21593},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536870,"noise_level":-25.996916,"freq_skew":-1.150007,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44685,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[246,49,227,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489320,"usec":541113},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555233,"noise_level":-26.193516,"freq_skew":1.550060,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":44760,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[187,123,83,122]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44760,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[32,145,103,227]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":28,"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":1784489321,"usec":304313},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491147,"noise_level":-25.994488,"freq_skew":1.766717,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489322,"usec":65892},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920161,"noise_level":-26.016785,"freq_skew":0.686323,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"VY29EB","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489323,"usec":588415},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795054,"noise_level":-25.110687,"freq_skew":2.872558,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":286,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44847,"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":[82,149,154,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489323,"usec":588918},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.896984,"noise_level":-25.095058,"freq_skew":0.496642,"avlc":{"src":{"addr":"3964EE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784489323,"usec":593939},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020120,"noise_level":-24.848726,"freq_skew":0.287633,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489323,"usec":594939},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639096,"noise_level":-24.803305,"freq_skew":-0.371009,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1040,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[164,157,231,85]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489324,"usec":348884},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683647,"noise_level":-25.168381,"freq_skew":-1.280160,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":199,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[160,108,76,28]},{"name":"subseq_num","value":3}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489326,"usec":640554},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762014,"noise_level":-24.368443,"freq_skew":0.506896,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"VY29EB","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489327,"usec":389554},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935341,"noise_level":-24.071941,"freq_skew":0.055024,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44909,"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":[202,188,237,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489327,"usec":393494},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409898,"noise_level":-24.016594,"freq_skew":1.682958,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44760,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[250,75,242,101]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":28,"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":1784489328,"usec":917948},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464672,"noise_level":-23.558493,"freq_skew":1.627405,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489328,"usec":921749},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488909,"noise_level":-24.460413,"freq_skew":1.608629,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489329,"usec":687858},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665124,"noise_level":-25.354961,"freq_skew":0.557419,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"VY29EB","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489330,"usec":442761},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416602,"noise_level":-25.101257,"freq_skew":1.787762,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":44760,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[17,72,133,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489331,"usec":204722},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758882,"noise_level":-25.908468,"freq_skew":-2.453945,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"AT851W","msg_num":"D99","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021 2383058HAMMMN1 190719282679 -23.3-51.3 370030.7941442800\r\n8515SCR1A01 02  0  0  0  0N 4014.7W  256.8 14440240 64"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489331,"usec":212407},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476513,"noise_level":-26.541349,"freq_skew":-1.270065,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ELLX"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489331,"usec":972859},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781842,"noise_level":-27.038889,"freq_skew":-1.275529,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"23200363","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,76,71,76,0,77,0,243,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489331,"usec":974877},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842025,"noise_level":-26.980488,"freq_skew":-0.488612,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489331,"usec":975677},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671738,"noise_level":-27.233553,"freq_skew":-1.155437,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LX-LBB","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"LG0704","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489332,"usec":741649},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623139,"noise_level":-26.710297,"freq_skew":0.869620,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":1784489332,"usec":742933},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689278,"noise_level":-26.654055,"freq_skew":-1.174177,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489333,"usec":497238},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915479,"noise_level":-26.270248,"freq_skew":-0.649169,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489334,"usec":256508},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348991,"noise_level":-26.023485,"freq_skew":1.008798,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":284,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44815,"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":[117,72,106,11]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489334,"usec":260376},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493932,"noise_level":-26.708954,"freq_skew":-2.614779,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489334,"usec":261852},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055645,"noise_level":-26.634060,"freq_skew":0.556434,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489334,"usec":265079},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576073,"noise_level":-26.596851,"freq_skew":0.691073,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-7.400000},"alt":24000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489338,"usec":830472},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558049,"noise_level":-24.237946,"freq_skew":0.982835,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LGS","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"W668HS","msg_num":"M58","msg_num_seq":"A","msg_text":"/EPWA.TI2/040EPWAAE530"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489342,"usec":630703},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880606,"noise_level":-23.478451,"freq_skew":1.041659,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489342,"usec":630703},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.880606,"noise_level":-23.478451,"freq_skew":1.041659,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LGS","mode":"2","label":"_d","blk_id":"2","ack":"L","flight":"W668HS","msg_num":"S32","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489342,"usec":636219},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553829,"noise_level":-23.337002,"freq_skew":0.553130,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-7.400000},"alt":24000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489343,"usec":396975},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710450,"noise_level":-23.449163,"freq_skew":1.184760,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LGS","mode":"2","label":"_d","blk_id":"3","ack":"M","flight":"W668HS","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489343,"usec":403316},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.187409,"noise_level":-23.947102,"freq_skew":0.028912,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":6,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489344,"usec":178549},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956370,"noise_level":-23.546019,"freq_skew":0.037116,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489347,"usec":975275},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918740,"noise_level":-22.456879,"freq_skew":-2.050651,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44817,"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":[69,34,47,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489348,"usec":726175},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.259800,"noise_level":-22.458269,"freq_skew":-0.713220,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489348,"usec":726958},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411187,"noise_level":-23.456232,"freq_skew":1.028012,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"W60477","msg_num":"C00","msg_num_seq":"A","sublabel":"CF","msg_text":"WRN/PNRC12860AA08/WN26071919290034000006NAV ILS 2 FAULT\r "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489350,"usec":247155},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.289397,"noise_level":-23.031563,"freq_skew":0.258603,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":441,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489351,"usec":14819},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.097344,"noise_level":-22.693439,"freq_skew":0.402335,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489351,"usec":16032},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827419,"noise_level":-22.646191,"freq_skew":0.445726,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-7.400000},"alt":24000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489351,"usec":20930},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722672,"noise_level":-22.575800,"freq_skew":0.207624,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX1094","msg_num":"D42","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_E   PX  EHAMLEMD276\r\n 40737  -41331928020684-16-235046X20/9W0140190000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489351,"usec":25656},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761301,"noise_level":-23.501818,"freq_skew":0.548389,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"VY29EB","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489351,"usec":25656},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.761301,"noise_level":-23.501818,"freq_skew":0.548389,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489351,"usec":774873},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655569,"noise_level":-23.437065,"freq_skew":2.604710,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":287,"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":1784489351,"usec":776355},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.690859,"noise_level":-23.385605,"freq_skew":1.182201,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29593,"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":[138,78,254,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489351,"usec":776424},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.689950,"noise_level":-23.385605,"freq_skew":0.866327,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489351,"usec":780023},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859493,"noise_level":-23.518337,"freq_skew":1.053064,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489352,"usec":534022},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317982,"noise_level":-23.498207,"freq_skew":0.485222,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489352,"usec":535828},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947243,"noise_level":-23.420591,"freq_skew":2.761913,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489354,"usec":75224},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763512,"noise_level":-22.539597,"freq_skew":0.098489,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX1094","msg_num":"D42","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_E   PX  EHAMLEMD276\r\n 40737  -41331928020684-16-235046X20/9W0140190000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489354,"usec":827502},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.134906,"noise_level":-23.027885,"freq_skew":0.904994,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784489354,"usec":831088},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795220,"noise_level":-22.905659,"freq_skew":0.156243,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":65,"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":44881,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[140,19,154,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489355,"usec":582717},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.228107,"noise_level":-22.701744,"freq_skew":0.839479,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489355,"usec":584144},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962835,"noise_level":-22.654455,"freq_skew":0.721640,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":406,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":13,"ack":26,"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":1784489356,"usec":351646},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916441,"noise_level":-22.456287,"freq_skew":-0.771565,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489356,"usec":354243},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.070897,"noise_level":-23.068724,"freq_skew":0.117241,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489356,"usec":357182},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.240226,"noise_level":-22.970348,"freq_skew":0.550691,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489357,"usec":119376},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877018,"noise_level":-22.741077,"freq_skew":-0.584204,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3554,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[229,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489357,"usec":123688},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753623,"noise_level":-23.647217,"freq_skew":-1.238446,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489357,"usec":875206},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.082764,"noise_level":-24.126703,"freq_skew":0.814228,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","type":"Aircraft"},"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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489358,"usec":646089},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799448,"noise_level":-23.664299,"freq_skew":-3.888452,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489359,"usec":401967},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.142292,"noise_level":-24.342920,"freq_skew":0.949536,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489360,"usec":156166},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906952,"noise_level":-24.102818,"freq_skew":0.462791,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489360,"usec":918175},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.275828,"noise_level":-23.694649,"freq_skew":-0.268411,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":787,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[81,46,184,193]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489360,"usec":925030},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435034,"noise_level":-24.600204,"freq_skew":-0.766643,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3555,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[63,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489361,"usec":686021},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937347,"noise_level":-24.424969,"freq_skew":0.928082,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489363,"usec":203703},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014334,"noise_level":-23.677416,"freq_skew":0.858109,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7116,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":76,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[239,88,48,205]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":29,"sec":22}},"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":1784489363,"usec":215098},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657041,"noise_level":-23.416096,"freq_skew":-0.707200,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3556,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[162,172]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489363,"usec":964055},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.111360,"noise_level":-24.213083,"freq_skew":0.434272,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489363,"usec":965102},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363742,"noise_level":-24.393061,"freq_skew":-0.126973,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":788,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[166,250,234,108]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44800,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[133,57,194,211]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":29,"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":1784489363,"usec":971194},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716084,"noise_level":-25.516426,"freq_skew":0.751298,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7118,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[20,246,150,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489363,"usec":973208},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844996,"noise_level":-25.467386,"freq_skew":-3.950612,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":1784489364,"usec":739802},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415880,"noise_level":-25.069153,"freq_skew":-0.133801,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489364,"usec":739977},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.258885,"noise_level":-26.128160,"freq_skew":0.973048,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":1784489365,"usec":485818},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.073566,"noise_level":-25.936810,"freq_skew":0.629345,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":52645,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[139,89,96,207]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489365,"usec":486346},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.900050,"noise_level":-26.774708,"freq_skew":0.606303,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489365,"usec":494321},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.189332,"noise_level":-26.531813,"freq_skew":0.520859,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39912,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[97,140,248,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489366,"usec":251331},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678497,"noise_level":-26.421959,"freq_skew":0.649252,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":407,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":13,"ack":30,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,86,76,71,0,52,36,213],"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":1784489366,"usec":251678},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.296655,"noise_level":-26.421959,"freq_skew":0.654257,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":52645,"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":[69,144,124,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489367,"usec":24224},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650421,"noise_level":-26.714672,"freq_skew":0.857107,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489367,"usec":29629},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.196712,"noise_level":-26.418697,"freq_skew":-2.729069,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489367,"usec":29629},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-6.196712,"noise_level":-26.418697,"freq_skew":-2.729069,"avlc":{"src":{"addr":"4D00F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489367,"usec":779811},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.190445,"noise_level":-25.923836,"freq_skew":0.762242,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":2012,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489368,"usec":544176},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.858055,"noise_level":-25.655609,"freq_skew":0.549431,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":407,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":13,"ack":30,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,86,76,71,0,52,36,213],"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":1784489369,"usec":310684},"freq":136975000,"burst_len_octets":127,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.273138,"noise_level":-25.264763,"freq_skew":0.378149,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489369,"usec":310684},"freq":136975000,"burst_len_octets":127,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.273138,"noise_level":-25.264763,"freq_skew":0.378149,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":408,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":14,"ack":30,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":15,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,86,76,71,0,52,36,213]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,86,76,71,0,52,36,213]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489370,"usec":64341},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.086280,"noise_level":-24.921310,"freq_skew":0.234868,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":173,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26472,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[203,211,109,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489370,"usec":67557},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.897112,"noise_level":-24.784630,"freq_skew":0.466909,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":410,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":16,"ack":31,"credit_offered":3,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489371,"usec":589191},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488018,"noise_level":-24.745094,"freq_skew":0.630966,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489371,"usec":594008},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695488,"noise_level":-24.625919,"freq_skew":1.178921,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489371,"usec":596006},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739374,"noise_level":-24.815205,"freq_skew":0.886323,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489373,"usec":109122},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796179,"noise_level":-24.258812,"freq_skew":3.458908,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489373,"usec":109608},"freq":136975000,"burst_len_octets":133,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805322,"noise_level":-24.739723,"freq_skew":0.628973,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":409,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":15,"ack":30,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":16,"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":[[71,0,39,65,86,76,71,0,52,36,213]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,86,76,71,0,52,36,213]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489373,"usec":873580},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836730,"noise_level":-24.483303,"freq_skew":-0.305146,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1041,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489373,"usec":877835},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.197024,"noise_level":-24.353294,"freq_skew":0.620344,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489374,"usec":634397},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515600,"noise_level":-24.085060,"freq_skew":2.448210,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489374,"usec":634668},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363599,"noise_level":-24.085060,"freq_skew":1.232795,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":674,"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":1784489374,"usec":636613},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.357427,"noise_level":-24.991024,"freq_skew":0.432503,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489374,"usec":636826},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971964,"noise_level":-24.991024,"freq_skew":0.783063,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":2,"more":false,"reasm_status":"skipped","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":[71,0,39,65,80,86,71,0,52,101,75,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":39938,"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":52699,"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":[189,209,38,103]},{"name":"checksum","value":[160,171]},{"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":1784489374,"usec":640876},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999968,"noise_level":-24.982677,"freq_skew":-0.602088,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489374,"usec":641529},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088279,"noise_level":-24.967274,"freq_skew":-1.766674,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":353,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489374,"usec":641839},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644465,"noise_level":-25.476921,"freq_skew":0.775887,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489375,"usec":394320},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383021,"noise_level":-25.331287,"freq_skew":-0.350313,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489375,"usec":395073},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776827,"noise_level":-25.299252,"freq_skew":0.667709,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489375,"usec":395191},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256263,"noise_level":-25.299252,"freq_skew":-0.053570,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":789,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":77,"dst_ref":52699,"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":[198,48,217,254]}]}],"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":1784489375,"usec":400282},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759392,"noise_level":-25.125145,"freq_skew":0.727593,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39940,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[125,219,109,122]},{"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":1784489376,"usec":153352},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909966,"noise_level":-25.000677,"freq_skew":-1.916434,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489376,"usec":153739},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053185,"noise_level":-24.985245,"freq_skew":-0.075661,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489376,"usec":924742},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856832,"noise_level":-25.220251,"freq_skew":-1.341779,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":687,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489377,"usec":677613},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.326369,"noise_level":-24.802694,"freq_skew":0.981987,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":674,"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":1784489377,"usec":682271},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.110579,"noise_level":-24.697638,"freq_skew":-0.442759,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":211,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489377,"usec":684044},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412268,"noise_level":-25.459946,"freq_skew":0.005121,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489378,"usec":443184},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570911,"noise_level":-25.944298,"freq_skew":-0.515465,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1042,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[24,212,242,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489378,"usec":445644},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358284,"noise_level":-25.909924,"freq_skew":0.034870,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":789,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":77,"dst_ref":52699,"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":[198,48,217,254]}]}],"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":1784489378,"usec":446581},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.193117,"noise_level":-25.858622,"freq_skew":0.713869,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489378,"usec":449587},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.361581,"noise_level":-25.740074,"freq_skew":0.765104,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784489379,"usec":208238},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401395,"noise_level":-25.556999,"freq_skew":1.139074,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784489379,"usec":217084},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067514,"noise_level":-25.233707,"freq_skew":0.672002,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39940,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[125,219,109,122]},{"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":1784489379,"usec":961302},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.133892,"noise_level":-25.202030,"freq_skew":0.351297,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489379,"usec":968984},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729490,"noise_level":-24.922018,"freq_skew":-0.887778,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3557,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[34,201]},{"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":1784489379,"usec":972305},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298995,"noise_level":-24.830650,"freq_skew":0.027725,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489380,"usec":738792},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443632,"noise_level":-24.813736,"freq_skew":0.821230,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"W60477","msg_num":"C01","msg_num_seq":"A","sublabel":"CF","msg_text":"WRN/PNRC12860AA08/WN26071919290034000006NAV ILS 1 FAULT\r "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489381,"usec":496046},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403728,"noise_level":-24.849054,"freq_skew":2.291771,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":39.500000,"lon":-4.500000},"alt":40000}},{"name":"alternate_ground_stations","value":["29DA25","2B3185","233D25","26BA85","23A445"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489382,"usec":259002},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578874,"noise_level":-25.335253,"freq_skew":2.271052,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"16347263","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,86,70,0,57,206,179,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489382,"usec":262227},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799341,"noise_level":-25.813017,"freq_skew":-0.668993,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":44833,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[151,139,198,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489383,"usec":14277},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410481,"noise_level":-25.678371,"freq_skew":2.619548,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVT","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"TO51WR","msg_num":"S78","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489383,"usec":23920},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629403,"noise_level":-25.861130,"freq_skew":0.632474,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"HV090G","msg_num":"F17","msg_num_seq":"A","sublabel":"M1","msg_text":"REQPWI/WQ380:ABRIX.CNA.ADABI.BOKNO.DEVRO.VANAD.PIWIZ.VADOM.BAMES.PODEM.BAZOS/DQ380/SP34D4"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489383,"usec":24691},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.394040,"noise_level":-25.861130,"freq_skew":0.915203,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489383,"usec":780252},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745096,"noise_level":-25.624407,"freq_skew":2.250419,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489384,"usec":543137},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424609,"noise_level":-25.963984,"freq_skew":2.380430,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":380,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489384,"usec":547053},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473841,"noise_level":-25.810024,"freq_skew":0.851210,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489386,"usec":829251},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493701,"noise_level":-24.576399,"freq_skew":0.850526,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489389,"usec":110939},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.227674,"noise_level":-23.629585,"freq_skew":2.254963,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489389,"usec":115398},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366230,"noise_level":-24.298912,"freq_skew":1.360223,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489390,"usec":629460},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500457,"noise_level":-23.930065,"freq_skew":0.093232,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489390,"usec":640222},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.210861,"noise_level":-23.608351,"freq_skew":0.795608,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489391,"usec":396340},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668004,"noise_level":-24.078531,"freq_skew":-2.723482,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"AT851W","msg_num":"D01","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021 2983058HAMMMN1 190719292694 -23.3-51.3 369960.7941442000\r\n8515CRS A01 02  0  0  0  0N 40 8.0W  259.0 14360240 65"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489392,"usec":166987},"freq":136975000,"burst_len_octets":721,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709832,"noise_level":-23.449005,"freq_skew":1.077087,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"MA","blk_id":"5","ack":"!","flight":"QR057H","msg_num":"U74","msg_num_seq":"A","msg_text":"T32!<<03/jVEJ5tsti!'s.16UlWjY+,Il|Pu;I;dkD@4/#Rb[n0-FZ?a:0nP+0BHCE453d..L>9*^TjAns/0ruTpKC'\\YhQK>aMS^5VFG>oO+kWIlSUNr<L'(-7YJBu/an?FC)-,t0H_\"ZZiRg-d>3'`G\"S4,CU,9.p`!A_3E-C4j6AFCsC;NPHE%<+.[\"6cdtDpuZKQWMaa]\\?S)0Z)cOqc\"n<=b?Sj?;T]VMG@j?l+m\\.,ZA;=VoYpg.(6Vu$QH7M\\!Un'_<=`Y#J4f2]/V,,cZ<T[,r<OiZ6q4lRP?9*(.Bt7i5(d)CJ^ES0$7\"J1__]mFoTh^mu6Bt.5D?%J`QWIVD]e,C`iMf4[@I^h/q1j^T52>AX9\"%8@&b)LDnCA3cm<m,P3SC=rOj::UmI>mQ16=X7A1\\#rf!J,_5UbH5_m\\@iLFQ,4MN&N(rm&,@?&Jb06C4s3h+[LSlIEcT)Zr,/a?a'KM/1eXTe-SY.001>>>IkXt#qmFr]sH&\\+J324J#>(/*_:u/]pRO!E#e*k\"-[2fek5hFNZhKKc-kpu[42q-^Tmh-Z>@N[>L-'h/j2:kuE;hA1aR[[Os[ciuWmkpH8,I8QTR_/Y(>bi;e1:(#-nH'a+,s($5F>tu#cp@Yh%O%$t59Y^<d2tj!R1\\LM'\"R9)\"TSN&","miam":{"single_transfer":{"miam_core":{"version":1,"pdu_type":0,"data":{"pdu_len":527,"aircraft_id":".A7-AMJ","msg_num":98,"ack_required":false,"compression":1,"encoding":0,"app_type":1,"acars":{"label":"H1","sublabel":"CF","message":{"text":"<RTR><HEAD><IDCMS pn=\"ABF31A6FNCL0004\" vers=\"4.0\"/><DA>2026/07/19 19:29:10</DA><ACD MSN=\"0237\" tail=\"A7-AMJ\" type=\"A350-900\"/><TID>C00000048</TID></HEAD><HEADRTR><FROM>OTHH</FROM><TO>KJFK</TO><FNBR>QTR57H    </FNBR></HEADRTR><ITD><CB>A</CB><NFDE><MC>2270X036</MC><MD>AFS-MFD-FM-&quot;TRANSFER TO MAILBOX&quot; button is disabled on SEC/INDEX and Transfer to mailbox pages</MD></NFDE><MM fo=\"A\" occ=\"1\"><MC>4621F0VD</MC><MD>MANUAL RESET</MD><DA>2026/07/19 19:19:14</DA><CDA>2026/07/19 19:19:14</CDA><ATA>4621</ATA><FPH>8</FPH><FCL>0</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"ATC\" bite_id=\"41\" side=\"0\"/></MM><MM hdi=\"y\" occ=\"1\"><MC>2270F3M8</MC><MD>SOFTWARE-ATC OPERATIONAL PROGRAM(2TX1SW1) / AFDX NETWORK</MD><DA>2026/07/19 19:19:10</DA><CDA>2026/07/19 19:19:17</CDA><ATA>2270</ATA><FPH>8</FPH><FCL>1</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"FMC-A\" bite_id=\"105\" side=\"1\"/></MM></ITD></RTR>"}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489393,"usec":693560},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.637697,"noise_level":-23.102541,"freq_skew":-0.112445,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44909,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[177,232,173,152]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44909,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[243,54,102,69]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":29,"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":1784489393,"usec":693817},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.054353,"noise_level":-23.102541,"freq_skew":0.822693,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":39978,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[135,67,132,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489393,"usec":693909},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.001874,"noise_level":-23.102541,"freq_skew":-0.765449,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52677,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[245,23,89,235]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489393,"usec":695602},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520164,"noise_level":-23.040686,"freq_skew":-0.726332,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52677,"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":[50,118,234,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489393,"usec":698542},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870262,"noise_level":-24.071125,"freq_skew":0.732167,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"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":1784489394,"usec":445906},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745732,"noise_level":-23.974506,"freq_skew":1.199254,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784489394,"usec":447281},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823797,"noise_level":-23.919775,"freq_skew":1.014522,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489394,"usec":447348},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.279267,"noise_level":-23.919775,"freq_skew":-2.700994,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489394,"usec":452197},"freq":136975000,"burst_len_octets":61,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761824,"noise_level":-24.478058,"freq_skew":1.104329,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"5U","blk_id":"4","ack":"!","flight":"W60477","msg_num":"M15","msg_num_seq":"A","msg_text":" BUD  BTS  VIE-FT"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489395,"usec":214083},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614135,"noise_level":-23.983330,"freq_skew":1.045945,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":41.100002,"lon":-2.000000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489395,"usec":964416},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620679,"noise_level":-24.287136,"freq_skew":1.082973,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LGS","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"W668HS","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489395,"usec":964416},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.620679,"noise_level":-24.287136,"freq_skew":1.082973,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21616672","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,29,186,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489396,"usec":738765},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685111,"noise_level":-23.722496,"freq_skew":1.037066,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489397,"usec":485659},"freq":136975000,"burst_len_octets":721,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.695549,"noise_level":-23.901665,"freq_skew":1.261281,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"MA","blk_id":"5","ack":"!","flight":"QR057H","msg_num":"U74","msg_num_seq":"A","msg_text":"T32!<<03/jVEJ5tsti!'s.16UlWjY+,Il|Pu;I;dkD@4/#Rb[n0-FZ?a:0nP+0BHCE453d..L>9*^TjAns/0ruTpKC'\\YhQK>aMS^5VFG>oO+kWIlSUNr<L'(-7YJBu/an?FC)-,t0H_\"ZZiRg-d>3'`G\"S4,CU,9.p`!A_3E-C4j6AFCsC;NPHE%<+.[\"6cdtDpuZKQWMaa]\\?S)0Z)cOqc\"n<=b?Sj?;T]VMG@j?l+m\\.,ZA;=VoYpg.(6Vu$QH7M\\!Un'_<=`Y#J4f2]/V,,cZ<T[,r<OiZ6q4lRP?9*(.Bt7i5(d)CJ^ES0$7\"J1__]mFoTh^mu6Bt.5D?%J`QWIVD]e,C`iMf4[@I^h/q1j^T52>AX9\"%8@&b)LDnCA3cm<m,P3SC=rOj::UmI>mQ16=X7A1\\#rf!J,_5UbH5_m\\@iLFQ,4MN&N(rm&,@?&Jb06C4s3h+[LSlIEcT)Zr,/a?a'KM/1eXTe-SY.001>>>IkXt#qmFr]sH&\\+J324J#>(/*_:u/]pRO!E#e*k\"-[2fek5hFNZhKKc-kpu[42q-^Tmh-Z>@N[>L-'h/j2:kuE;hA1aR[[Os[ciuWmkpH8,I8QTR_/Y(>bi;e1:(#-nH'a+,s($5F>tu#cp@Yh%O%$t59Y^<d2tj!R1\\LM'\"R9)\"TSN&","miam":{"single_transfer":{"miam_core":{"version":1,"pdu_type":0,"data":{"pdu_len":527,"aircraft_id":".A7-AMJ","msg_num":98,"ack_required":false,"compression":1,"encoding":0,"app_type":1,"acars":{"label":"H1","sublabel":"CF","message":{"text":"<RTR><HEAD><IDCMS pn=\"ABF31A6FNCL0004\" vers=\"4.0\"/><DA>2026/07/19 19:29:10</DA><ACD MSN=\"0237\" tail=\"A7-AMJ\" type=\"A350-900\"/><TID>C00000048</TID></HEAD><HEADRTR><FROM>OTHH</FROM><TO>KJFK</TO><FNBR>QTR57H    </FNBR></HEADRTR><ITD><CB>A</CB><NFDE><MC>2270X036</MC><MD>AFS-MFD-FM-&quot;TRANSFER TO MAILBOX&quot; button is disabled on SEC/INDEX and Transfer to mailbox pages</MD></NFDE><MM fo=\"A\" occ=\"1\"><MC>4621F0VD</MC><MD>MANUAL RESET</MD><DA>2026/07/19 19:19:14</DA><CDA>2026/07/19 19:19:14</CDA><ATA>4621</ATA><FPH>8</FPH><FCL>0</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"ATC\" bite_id=\"41\" side=\"0\"/></MM><MM hdi=\"y\" occ=\"1\"><MC>2270F3M8</MC><MD>SOFTWARE-ATC OPERATIONAL PROGRAM(2TX1SW1) / AFDX NETWORK</MD><DA>2026/07/19 19:19:10</DA><CDA>2026/07/19 19:19:17</CDA><ATA>2270</ATA><FPH>8</FPH><FCL>1</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"FMC-A\" bite_id=\"105\" side=\"1\"/></MM></ITD></RTR>"}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489397,"usec":486497},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631066,"noise_level":-23.888063,"freq_skew":-0.861176,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52677,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[245,23,89,235]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489397,"usec":487854},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666539,"noise_level":-24.702837,"freq_skew":1.069067,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"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":1784489397,"usec":488146},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590225,"noise_level":-25.032478,"freq_skew":-0.677778,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52677,"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":[50,118,234,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489398,"usec":256220},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625913,"noise_level":-25.193911,"freq_skew":-0.602893,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489398,"usec":261860},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779062,"noise_level":-25.084045,"freq_skew":0.888670,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"_d","blk_id":"6","ack":"M","flight":"W60477","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489398,"usec":263704},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.203772,"noise_level":-25.895128,"freq_skew":0.291624,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489399,"usec":21472},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787912,"noise_level":-25.460966,"freq_skew":0.913006,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"_d","blk_id":"7","ack":"N","flight":"W60477","msg_num":"S32","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489399,"usec":780228},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.501260,"noise_level":-25.412239,"freq_skew":-0.005830,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44909,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[146,179,106,238]}]}],"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":7,"day":19},"time":{"hour":19,"min":29,"sec":57}},"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":1784489399,"usec":782704},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.331219,"noise_level":-25.283621,"freq_skew":0.025735,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":176,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26472,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[204,246,216,47]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":29,"sec":57}},"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":1784489399,"usec":788642},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750356,"noise_level":-25.031960,"freq_skew":0.767475,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"_d","blk_id":"6","ack":"H","flight":"HV090G","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489400,"usec":537389},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.963106,"noise_level":-25.719357,"freq_skew":0.059641,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":2,"unknown_proto":{"data":[97,129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489400,"usec":540607},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657025,"noise_level":-25.602684,"freq_skew":-0.058182,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX1094","msg_num":"F40","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40334W004073,MEDIL,192958,174,URRIF,193436,MD425,M7,235037,82632C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489401,"usec":301381},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836428,"noise_level":-26.423977,"freq_skew":0.715945,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489402,"usec":61360},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666857,"noise_level":-25.980545,"freq_skew":-0.088934,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":44970,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[237,51,26,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489402,"usec":62937},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690079,"noise_level":-25.894510,"freq_skew":-0.207620,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489402,"usec":819726},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598279,"noise_level":-26.720451,"freq_skew":1.209960,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":74,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":675,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":68,"dst_ref":45001,"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":[228,139,17,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489403,"usec":588767},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695114,"noise_level":-26.173172,"freq_skew":1.109263,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489403,"usec":588767},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.695114,"noise_level":-26.173172,"freq_skew":1.109263,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":74,"priority":8,"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":45001,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[80,30,4,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489403,"usec":589982},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":1,"sig_level":-5.263787,"noise_level":-26.319124,"freq_skew":0.030741,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489403,"usec":595823},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627872,"noise_level":-26.194172,"freq_skew":0.909405,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,87,90,90,0,71,29,186,0,0,83,65,65,66,0,0,1],"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":677,"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":69,"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":[56,97]},{"name":"atn_checksum","value":[118,177,75,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489403,"usec":596573},"freq":136975000,"burst_len_octets":666,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819479,"noise_level":-26.176468,"freq_skew":1.283106,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"MA","blk_id":"6","ack":"!","flight":"QR057H","msg_num":"U75","msg_num_seq":"A","msg_text":"T22!<</]/jVEJ5tstk!'s.16Uj0#dB`fQ|Q'-!F'-Rp;rsI_KITV0gb?ci#&djQQ[Od\\4><eN^]BU`ND/>uXIkOW8cBu436==DUH$KU5hJnpK6?/rg1^uJd``PoVO,9R5japCaa66%jrB/*u2\\Zo89(8A56UD0t7Ym&lo?f^25_:#0<6-oh(t6-!@!((Dqr\"WuKUE#2n^IcF2k\\i[-<IoZ>gbJ*,9TheEm5r6.66dsiRUf&5`uE0o(bu*_fZnnl\\XZj]GhP`'LoSG%9FqAH0'Z73T1$1=J=<GjBs7Zo7F,ZY5f1L0T$7oA4EUnS'7/(;Yj97i?bL=D:*(hV+'2X*KCrCfl#R9\\U2u<iGD9`[nhW?+%(;j*OjcXAiPM/%s+W4#B^Da7/^FCO=QgK?f1n$1X>ubVgRo/-JDe%!'m7]H9()2JO%jQb6=e0%N?s)Abl?#'1e:Z$(#]UEJ*C`K+=AhYqKEmo[$mt:YdYqRUL=+G/9ag7>seQIbf-Vr:kJmOehE5]3C,OeUAfLR72LH=ZYLl>DJr>cG\"G<]ZU2A2(SA=&L=_eUUp(JlfKkYTJ,7PT&>FH4G/:b(Ck:m-Ct3GFRY%k]+H4NGEM[JIK9EK","miam":{"single_transfer":{"miam_core":{"version":1,"pdu_type":0,"data":{"pdu_len":484,"aircraft_id":".A7-AMJ","msg_num":99,"ack_required":false,"compression":1,"encoding":0,"app_type":1,"acars":{"label":"H1","sublabel":"CF","message":{"text":"<RTR><HEAD><IDCMS pn=\"ABF31A6FNCL0004\" vers=\"4.0\"/><DA>2026/07/19 19:29:11</DA><ACD MSN=\"0237\" tail=\"A7-AMJ\" type=\"A350-900\"/><TID>C00000049</TID></HEAD><HEADRTR><FROM>OTHH</FROM><TO>KJFK</TO><FNBR>QTR57H    </FNBR></HEADRTR><ITD><CB>A</CB><NFDE><MC>2270X037</MC><MD>AFS-MFD-FM-REJECTED ATC INFO page is not accessible</MD></NFDE><MM fo=\"A\" occ=\"1\"><MC>4621F0VD</MC><MD>MANUAL RESET</MD><DA>2026/07/19 19:19:14</DA><CDA>2026/07/19 19:19:14</CDA><ATA>4621</ATA><FPH>8</FPH><FCL>0</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"ATC\" bite_id=\"41\" side=\"0\"/></MM><MM hdi=\"y\" occ=\"1\"><MC>2270F3M8</MC><MD>SOFTWARE-ATC OPERATIONAL PROGRAM(2TX1SW1) / AFDX NETWORK</MD><DA>2026/07/19 19:19:10</DA><CDA>2026/07/19 19:19:17</CDA><ATA>2270</ATA><FPH>8</FPH><FCL>1</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"FMC-A\" bite_id=\"105\" side=\"1\"/></MM></ITD></RTR>"}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489404,"usec":350080},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627280,"noise_level":-25.966780,"freq_skew":0.999201,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"priority":8,"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":27910,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[132,209,220,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489404,"usec":350734},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609600,"noise_level":-25.932316,"freq_skew":0.907549,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":679,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27910,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[124,250,173,233]}]}],"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":[1,3,27,1,4660666,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"WZZ68HS","long_tsap":{"rdp":[65,87,90,90,0],"short_tsap":{"ars":[71,29,186],"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":[65,87,90,90,0],"short_tsap":{"ars":[71,29,186],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"LEMG","destination_airport":"EPWA"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489404,"usec":360686},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.905231,"noise_level":-25.795824,"freq_skew":0.952996,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23649,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[220,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489405,"usec":106282},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699098,"noise_level":-26.380791,"freq_skew":0.931550,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"priority":8,"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":27910,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[132,209,220,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489405,"usec":106454},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569797,"noise_level":-26.380791,"freq_skew":0.527768,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"HV090G","msg_num":"F18","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41417W002523,BLN,192959,343,ABRIX,194510,CNA,M51,239047,126/RP:DA:LEMG:AA:EBBR:CR:OFP14(25R)..ABRIX..CNA..ADABI..BOKNO.UN858.VANAD.UN874.BAMES.UT191.PODEM.UN873.BAZOS..BELDI..VEKIN.Z173.ARVOL:A:ARVO9A:F"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489405,"usec":107174},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667089,"noise_level":-27.107319,"freq_skew":0.206389,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44881,"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":[80,114,253,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489405,"usec":120020},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594140,"noise_level":-26.741093,"freq_skew":0.941478,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489405,"usec":120020},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.594140,"noise_level":-26.741093,"freq_skew":0.941478,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"priority":8,"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":27910,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[247,113,215,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489405,"usec":866852},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371643,"noise_level":-26.703424,"freq_skew":3.632547,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":9336,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,129]},{"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":1784489406,"usec":634797},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703764,"noise_level":-26.268179,"freq_skew":0.946795,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489406,"usec":635993},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444256,"noise_level":-26.196974,"freq_skew":0.879600,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489406,"usec":635993},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.444256,"noise_level":-26.196974,"freq_skew":0.879600,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489406,"usec":635993},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.444256,"noise_level":-26.196974,"freq_skew":0.879600,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":74,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":683,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":68,"dst_ref":45001,"variable_part_params":[{"name":"atn_checksum","value":[52,238,73,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489407,"usec":399097},"freq":136975000,"burst_len_octets":721,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711042,"noise_level":-26.273537,"freq_skew":1.233400,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"MA","blk_id":"7","ack":"!","flight":"QR057H","msg_num":"U76","msg_num_seq":"A","msg_text":"T22!<<04/jVEJ5tstm!'s.16Ujn$.SKgB|Pu:ItdkD@4.jmP(GR/K@VP1o8j<cV+>0!1DBR)r/P!PnHfpW?%^W1>f)FBpHAbkbAkO[O(*S!V8\\k%+`BU6TBJ@i]-n[TM4Hm8-+70jbUpg,&S)&g79#W%og(6DpU8VI$kpsY./HJo)CgO%*'\"D!Y@&.(f<K\"c'p2I5B`H\"jD$]@pG`OEa^`;OK(E0l\\]h'FuP0VeUt8'dpAO9UWkO@]*,!f^_okD7Hn.I'2.fd:'B^]55]1ED#5^B>u9VkDW>U:R[1eAQ6Z##U6Q#UC\"ojTJBq\\'V6\"q-`$M%rh8`:)pRt@U`,0nag9N&D,1Yo4nO/LJ>Rt!l,qhrY/$Jp)WNAEdOg]=$I#b;F>rk)qA*s#%(l3\\gm)74c@.`pq7@1E2m(%%6$n#C6U#OuN@091aJ\\*(S)jB8^&ji@WB%ZlLP0)s:F*m)3FbRAiU-f*#E=W6K\"\\Lp=[>Kh@[;a7d'_.5gUBBqFrDrKYU+Q+[.mnATtDDe1bjSfe(7rqaps5gTPH$(n(>TW\\dlJTbmZc7h;SFLLr-36MhMdU_fb7tPb?U,jsF$;D0i>7#L2Ar^hisYj1bU'>U3Op;mT>Iq#VPs,riahE\"']J\",Hn`E!R>.o-](`,lE9cE(0uBOi5.ZrW3'\"","miam":{"single_transfer":{"miam_core":{"version":1,"pdu_type":0,"data":{"pdu_len":528,"aircraft_id":".A7-AMJ","msg_num":100,"ack_required":false,"compression":1,"encoding":0,"app_type":1,"acars":{"label":"H1","sublabel":"CF","message":{"text":"<RTR><HEAD><IDCMS pn=\"ABF31A6FNCL0004\" vers=\"4.0\"/><DA>2026/07/19 19:29:12</DA><ACD MSN=\"0237\" tail=\"A7-AMJ\" type=\"A350-900\"/><TID>C00000050</TID></HEAD><HEADRTR><FROM>OTHH</FROM><TO>KJFK</TO><FNBR>QTR57H    </FNBR></HEADRTR><ITD><CB>A</CB><NFDE><MC>2270X036</MC><MD>AFS-MFD-FM-&quot;TRANSFER TO MAILBOX&quot; button is disabled on SEC/INDEX and Transfer to mailbox pages</MD></NFDE><MM fo=\"A\" occ=\"1\"><MC>4621F0VD</MC><MD>MANUAL RESET</MD><DA>2026/07/19 19:19:14</DA><CDA>2026/07/19 19:19:14</CDA><ATA>4621</ATA><FPH>8</FPH><FCL>0</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"ATC\" bite_id=\"41\" side=\"0\"/></MM><MM hdi=\"y\" occ=\"1\"><MC>2270F75Q</MC><MD>SOFTWARE-ATC OPERATIONAL PROGRAM(2TX1SW1) / AFDX NETWORK</MD><DA>2026/07/19 19:19:10</DA><CDA>2026/07/19 19:19:15</CDA><ATA>2270</ATA><FPH>8</FPH><FCL>1</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"FMC-B\" bite_id=\"105\" side=\"2\"/></MM></ITD></RTR>"}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489408,"usec":157628},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456537,"noise_level":-25.719271,"freq_skew":0.821988,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"HV090G","msg_num":"F18","msg_num_seq":"B","sublabel":"M1","msg_text":":KERKY:AP:RNV 25R.KER2S:F:VECTOR/PR1339,180,380,126,,49,27,240059,M48,130,P15,P0/FHABRIX,194510,247K,3800,112,M48,242046,456,N,019,124.CNA,200222,247K,3800,98,M48,256039,456,N,031,140.ADABI,201023,247K,3800"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489409,"usec":681670},"freq":136975000,"burst_len_octets":126,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011703,"noise_level":-25.323112,"freq_skew":0.583934,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":65,"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":29624,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[75,26,29,232]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29624,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[24,220,38,228]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":30,"sec":4}},"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":1784489409,"usec":682236},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790669,"noise_level":-25.913609,"freq_skew":-1.445855,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489410,"usec":444563},"freq":136975000,"burst_len_octets":666,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806891,"noise_level":-25.896641,"freq_skew":1.097485,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"MA","blk_id":"8","ack":"!","flight":"QR057H","msg_num":"U77","msg_num_seq":"A","msg_text":"T12!<</^/jVEJ5tsto!'s.16Ul!'e+E\\@|Q',L8)Bf[-^C&r!IFnV5Y$3P($,TSAA_1F+[82d[gNF72VOBF;m0hR8CRVl2KYYe3oB/&_FdBqP'T,8SUhS6@0ZIRr1F@jfQ4$=L!2CXlp[]44hG?m*.)AiN%LF]m)^.,N91O1W\"6/\\jUdCr\\a-``,J^J&Xn%H=W&SC15a&D0//>pUG7TZ`j>gbTP\"sg-4Y1\\Ic-Dt]jGiPZ\"+Ai9nnG,c(rUn1&ee?6qS^!'Ao#'>kL9$O5]Q2ksS8\\MIY>B\"7E\\NZSBgL?-.tDjJN8d15M:!g#-F)[6PcdtV3/OY=2s@XEd\\6Z!%`\\t2Cq&6rgct-es#)/#gS[?0O1m`8Nn`q<1E=:@L+1UDK=ZakU4+a2aHg]-Y4)DL)<Tl\";a,CR,Aef;!$FQ/]q\"Z&Sq,]`b6=eMp)>Q\"eaWP--]f`BlS#/$_?TDJ(*,<j6=68$kb5b5TDG,I28eY5n%:eAMAR!Wr4;47q!mec\"%ceZpU:di7_=qiAJ4JibL-`!275)`Bq'<IQrg7kZZa;o,D(SLCK-X<e_'[*39X!png?C`1=+lds+NfZR7s1P@5S!O,eXd5nTU,bd=))r","miam":{"single_transfer":{"miam_core":{"version":1,"pdu_type":0,"data":{"pdu_len":485,"aircraft_id":".A7-AMJ","msg_num":101,"ack_required":false,"compression":1,"encoding":0,"app_type":1,"acars":{"label":"H1","sublabel":"CF","message":{"text":"<RTR><HEAD><IDCMS pn=\"ABF31A6FNCL0004\" vers=\"4.0\"/><DA>2026/07/19 19:29:13</DA><ACD MSN=\"0237\" tail=\"A7-AMJ\" type=\"A350-900\"/><TID>C00000051</TID></HEAD><HEADRTR><FROM>OTHH</FROM><TO>KJFK</TO><FNBR>QTR57H    </FNBR></HEADRTR><ITD><CB>A</CB><NFDE><MC>2270X037</MC><MD>AFS-MFD-FM-REJECTED ATC INFO page is not accessible</MD></NFDE><MM fo=\"A\" occ=\"1\"><MC>4621F0VD</MC><MD>MANUAL RESET</MD><DA>2026/07/19 19:19:14</DA><CDA>2026/07/19 19:19:14</CDA><ATA>4621</ATA><FPH>8</FPH><FCL>0</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"ATC\" bite_id=\"41\" side=\"0\"/></MM><MM hdi=\"y\" occ=\"1\"><MC>2270F75Q</MC><MD>SOFTWARE-ATC OPERATIONAL PROGRAM(2TX1SW1) / AFDX NETWORK</MD><DA>2026/07/19 19:19:10</DA><CDA>2026/07/19 19:19:15</CDA><ATA>2270</ATA><FPH>8</FPH><FCL>1</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"FMC-B\" bite_id=\"105\" side=\"2\"/></MM></ITD></RTR>"}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489411,"usec":978716},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497149,"noise_level":-25.048847,"freq_skew":0.780782,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"HV090G","msg_num":"F18","msg_num_seq":"C","sublabel":"M1","msg_text":",91,M48,260042,456,N,033,64.BOKNO,201412,247K,3800,88,M48,262037,456,N,013,30.DEVRO,201742,247K,3800,85,M48,260026,456,N,004,27.VANAD,202027,247K,3800,83,M48,257032,456,N,018,22.PIWIZ,202331,247K,3800,81,M4"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489412,"usec":724393},"freq":136975000,"burst_len_octets":126,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670921,"noise_level":-25.502989,"freq_skew":0.465271,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":65,"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":29624,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[75,26,29,232]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29624,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[24,220,38,228]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":30,"sec":4}},"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":1784489413,"usec":491657},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004710,"noise_level":-25.181665,"freq_skew":0.625547,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489413,"usec":492711},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.101848,"noise_level":-25.118805,"freq_skew":0.649464,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489413,"usec":494516},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634376,"noise_level":-25.025352,"freq_skew":0.485347,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":66,"dst_ref":29624,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[246,179,161,62]}],"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":1784489413,"usec":497336},"freq":136975000,"burst_len_octets":717,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.780145,"noise_level":-25.025352,"freq_skew":1.343625,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"MA","blk_id":"9","ack":"!","flight":"QR057H","msg_num":"U78","msg_num_seq":"A","msg_text":"T12!<<01/jVEJ5tstq!'s.16UlVZl'25K|Q',KmdkD?K^WOY/#TeSgoH,*V-.dufeiN%86d$-8QOG'\\c.6F@^-.es[NW\"Lpqa[+T?h_r4)UT(HkFIsn2OAoK:Bc;aLNAeEi]q^@Z1a&HnUQ*N\"\"T!63Rmr#ZrdXCdS(LpsZQWHKG_u76?hc\"Ht,f_LfUW5ati%$od^P3CiK9VF58T@c!@BTj/QE`VMG!3:0[?:YBi:T:E?h&ZJtc3:00&;R&@996<u\"2ORchiTt6`!*na:),<KokHVp4C+^d0\\FW+DOl/]c+IKAb)iQdGKptn0SU!\\[Si5H+gUk%Fn#T2<*Ed>1(`BO>l1T3\"]=YMR%o>,[<)(*]QNa%N7>f)V(i:E\\']>#ITt)Y6d+3/q(j>RJ\\B2LO%=Zr0q)]/j=#D`V:g[PSLemm&L?$)$lr3\\@Rutf_\\H3^]OZU8VV[<?4'@_)iWc+#`r<Jj9'%cH'G_ar@i**5c6Q$EK[W*ejoaafEM.c%2/a<h;IEpc4?['b:MSQB0b:ckH\"6'u-WWMR9GH!<FL#7c&7dg:/Z,<d,`?Y@5eSZUKjC(SMf9)=N:(o1)D:9\"rRb*,FqUrl<!u.O@[ua!qPM5++37pk`7SduFaZP3ns\">AG..8SrT8ig])*AJ(rCG@S3e%/1","miam":{"single_transfer":{"miam_core":{"version":1,"pdu_type":0,"data":{"pdu_len":525,"aircraft_id":".A7-AMJ","msg_num":102,"ack_required":false,"compression":1,"encoding":0,"app_type":1,"acars":{"label":"H1","sublabel":"CF","message":{"text":"<RTR><HEAD><IDCMS pn=\"ABF31A6FNCL0004\" vers=\"4.0\"/><DA>2026/07/19 19:29:14</DA><ACD MSN=\"0237\" tail=\"A7-AMJ\" type=\"A350-900\"/><TID>C00000052</TID></HEAD><HEADRTR><FROM>OTHH</FROM><TO>KJFK</TO><FNBR>QTR57H    </FNBR></HEADRTR><ITD><CB>A</CB><NFDE><MC>2270X036</MC><MD>AFS-MFD-FM-&quot;TRANSFER TO MAILBOX&quot; button is disabled on SEC/INDEX and Transfer to mailbox pages</MD></NFDE><MM fo=\"A\" occ=\"1\"><MC>4621F0VD</MC><MD>MANUAL RESET</MD><DA>2026/07/19 19:19:14</DA><CDA>2026/07/19 19:19:14</CDA><ATA>4621</ATA><FPH>8</FPH><FCL>0</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"ATC\" bite_id=\"41\" side=\"0\"/></MM><MM hdi=\"y\" occ=\"1\"><MC>2270FAQ6</MC><MD>SOFTWARE-ATC OPERATIONAL PROGRAM(2TX1SW1) / AFDX NETWORK</MD><DA>2026/07/19 19:19:10</DA><CDA>2026/07/19 19:19:15</CDA><ATA>2270</ATA><FPH>8</FPH><FCL>1</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"FMC-C\" bite_id=\"105\" side=\"3\"/></MM></ITD></RTR>"}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489414,"usec":254977},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651577,"noise_level":-25.684643,"freq_skew":0.858464,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7215,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13521,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[114,113,76,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489414,"usec":257420},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716412,"noise_level":-25.694616,"freq_skew":-3.914322,"avlc":{"src":{"addr":"3485D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":415,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44898,"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":[73,159,90,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489415,"usec":11483},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941046,"noise_level":-25.483280,"freq_skew":0.932193,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":1784489415,"usec":13007},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882274,"noise_level":-25.434427,"freq_skew":-0.379507,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489415,"usec":779346},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.982393,"noise_level":-25.084333,"freq_skew":0.137600,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489415,"usec":782695},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627184,"noise_level":-25.022167,"freq_skew":0.953610,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":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":26716,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489416,"usec":536288},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.126711,"noise_level":-25.107107,"freq_skew":0.125906,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":179,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26472,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[148,64,154,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489416,"usec":537442},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792308,"noise_level":-25.044781,"freq_skew":0.648588,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489416,"usec":539027},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652776,"noise_level":-24.967495,"freq_skew":0.702030,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":66,"dst_ref":29624,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[246,179,161,62]}],"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":1784489416,"usec":543367},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749710,"noise_level":-25.440302,"freq_skew":-0.549123,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489417,"usec":302657},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957049,"noise_level":-26.286327,"freq_skew":0.559389,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489417,"usec":308649},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469918,"noise_level":-26.637650,"freq_skew":0.968642,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489418,"usec":834236},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694434,"noise_level":-25.634735,"freq_skew":-0.814045,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":370,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489418,"usec":837402},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588743,"noise_level":-25.552042,"freq_skew":0.642597,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"HV090G","msg_num":"F18","msg_num_seq":"D","sublabel":"M1","msg_text":"8,266039,456,N,019,24.VADOM,202614,247K,3800,78,M48,270046,456,N,019,21.BAMES,202941,247K,3800,76,M48,273050,456,N,019,27.PODEM,203158,247K,3800,74,M48,286039,456,N,009,17.BAZOS,203439,247K,3800,72,M48,2950"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489419,"usec":596441},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.130939,"noise_level":-25.244806,"freq_skew":1.013856,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489420,"usec":345177},"freq":136975000,"burst_len_octets":667,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708807,"noise_level":-25.087364,"freq_skew":1.336080,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"MA","blk_id":"0","ack":"!","flight":"QR057H","msg_num":"U79","msg_num_seq":"A","msg_text":"T22!<</]/jVEJ5tsts!'s.16UpR6#d\"(,|Q',L8)Bf[-^C&r!IFnV5lIO-LK!9>uA_1F+[82d[gNF72VOBF;m0hR8CRVl2KYYe3oB/&_Fd>Bt#fWK8d^84[Qs_Z!)&\"6#b6=_aJC0GGqg!buD^ZqPPi*ub7tg#XN=d,eV;jWq!oiSiUdCr\\-^^c6NmVFen%H=q&SC15a&D0/Ce0aENNQN_\\>4*Q1E\\seEm5r40fa(i_])[C5b\\OeiU`J/qs05+Xf%KB4$1YZjG1J`$s+hHH0)[p3TU<u?_Q&Ni*[g+e\"!RTQ36Xa(r_2H';JR%9k'#`+^Le'E\"Z0YDU<+hV*k2!*KCrCfl\"Fn\\UW7UrbY4$[nhW?++8DO*Ojc0AiPM_N)HP;#B^Da7/^FCO=f2'?/P\\\"1X*\\#VgRo/7bUVU!'l,=H<KgJSq,]`b6=eMp)>Q\"eaWP--]f`BlS#/$_?TDJ(*,<j6=68$kb5b5TDG,I28eY5n%:eAMAR!Wr4;2Aq!mec\"%b*48%0,c7_=qi72#)IbJFTf275)`Bq'<IQrg7kZZa;o,D(SLCK)*fe_'[*39X!pL/2cAA=gWRrX4K>13j4[dGZ/kfo68o^Pdc+p'Uj#","miam":{"single_transfer":{"miam_core":{"version":1,"pdu_type":0,"data":{"pdu_len":484,"aircraft_id":".A7-AMJ","msg_num":103,"ack_required":false,"compression":1,"encoding":0,"app_type":1,"acars":{"label":"H1","sublabel":"CF","message":{"text":"<RTR><HEAD><IDCMS pn=\"ABF31A6FNCL0004\" vers=\"4.0\"/><DA>2026/07/19 19:29:16</DA><ACD MSN=\"0237\" tail=\"A7-AMJ\" type=\"A350-900\"/><TID>C00000053</TID></HEAD><HEADRTR><FROM>OTHH</FROM><TO>KJFK</TO><FNBR>QTR57H    </FNBR></HEADRTR><ITD><CB>A</CB><NFDE><MC>2270X037</MC><MD>AFS-MFD-FM-REJECTED ATC INFO page is not accessible</MD></NFDE><MM fo=\"A\" occ=\"1\"><MC>4621F0VD</MC><MD>MANUAL RESET</MD><DA>2026/07/19 19:19:14</DA><CDA>2026/07/19 19:19:14</CDA><ATA>4621</ATA><FPH>8</FPH><FCL>0</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"ATC\" bite_id=\"41\" side=\"0\"/></MM><MM hdi=\"y\" occ=\"1\"><MC>2270FAQ6</MC><MD>SOFTWARE-ATC OPERATIONAL PROGRAM(2TX1SW1) / AFDX NETWORK</MD><DA>2026/07/19 19:19:10</DA><CDA>2026/07/19 19:19:15</CDA><ATA>2270</ATA><FPH>8</FPH><FCL>1</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"FMC-C\" bite_id=\"105\" side=\"3\"/></MM></ITD></RTR>"}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489421,"usec":114380},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.357198,"noise_level":-25.141642,"freq_skew":0.108629,"avlc":{"src":{"addr":"4D2100","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":180,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26472,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[233,13,204,234]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26472,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[118,141,9,210]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":30,"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":1784489421,"usec":121523},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585167,"noise_level":-25.001476,"freq_skew":0.712395,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2013,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[183,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489421,"usec":872980},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806064,"noise_level":-24.757748,"freq_skew":0.490347,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489422,"usec":633613},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634203,"noise_level":-24.304140,"freq_skew":0.567486,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"HV090G","msg_num":"F18","msg_num_seq":"E","sublabel":"M1","msg_text":"40,456,N,044,21.BELDI,203923,251K,3725,68,M54,296039,451,N,044,37.VEKIN,204437,269K,2576,67,M33,316025,397,N,045,38.ARVOL,204630,269K,2208,67,M26,325023,375,Y,045,12.AKOVI,204900,269K,900,66,M16,323019,348,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489423,"usec":397498},"freq":136975000,"burst_len_octets":691,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795070,"noise_level":-23.941147,"freq_skew":1.108544,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"MA","blk_id":"1","ack":"!","flight":"QR057H","msg_num":"U80","msg_num_seq":"A","msg_text":"T12!<</r/jVEJ5tstu!'s.16Ul2-n*0lQ|Q',L8dkD3G^Ij^q\":l_kf<+E/,%YW/H<]*cA:Jhj@i\\B[>fX8TmG$Zuk]H$1-P8e(*@HmGZb\\UG@%,2:5b9=VP2kAcb),BgEi=k+c8gq6q6`GXa#&+c.2.e8&b9n^Gg(aO#t?l4kU)+:iAnt)-/',Eb/8[%a^nZucs>FjqA-L)EK=:Q^j@<o?+E'4$27p@!Gb\\C>r:s6K2\\YsU3+j50JA#.`U$XMn9TrB@Ud8GB*Rmji4qGA60H0NcQ,&>-:.dO'ag4<!d#X_;&jCse-C^8kYr7:e[%oTl=lN,_Q0='c/lWD\\l)1f-c?m*=HsbuA3S>fc:k87Hou5KqheAIVu#g#ak_Og:X,`h2$`d1VY'Ua9tiLkJ<FNR)q0?65b_[(.)&:q!n\";UauM2Ec!:#B$1W1.*V&2NA)ch5V#LEs.tLkt`B.U`)lR:\"36JbI_W7OQ1r\"Te#qTBmJ[HHL:R9dQJ$bJ^#pisDbPlQg@5e=RSEgO.I4:T85/Zhh4f6h\\;f#SeDW?KdD5l;oR]M8s8\\)nNngt5CH==r,7dAU!gB;[?]HN5)Q#9-T\\TMUu0Am+C^_---38.c3_%HSeNm-3I4Mn!UQu>1>p>I(n","miam":{"single_transfer":{"miam_core":{"version":1,"pdu_type":0,"data":{"pdu_len":505,"aircraft_id":".A7-AMJ","msg_num":104,"ack_required":false,"compression":1,"encoding":0,"app_type":1,"acars":{"label":"H1","sublabel":"CF","message":{"text":"<RTR><HEAD><IDCMS pn=\"ABF31A6FNCL0004\" vers=\"4.0\"/><DA>2026/07/19 19:29:17</DA><ACD MSN=\"0237\" tail=\"A7-AMJ\" type=\"A350-900\"/><TID>C00000054</TID></HEAD><HEADRTR><FROM>OTHH</FROM><TO>KJFK</TO><FNBR>QTR57H    </FNBR></HEADRTR><ITD><CB>A</CB><NFDE><MC>3471X043</MC><MD>NAV-SURV-MFD-SURV-&quot;AUTOMATIC TRANSFER FAILED&quot; displayed during ITP protocol</MD></NFDE><MM fo=\"A\" occ=\"1\"><MC>4621F0VD</MC><MD>MANUAL RESET</MD><DA>2026/07/19 19:19:14</DA><CDA>2026/07/19 19:19:14</CDA><ATA>4621</ATA><FPH>8</FPH><FCL>0</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"ATC\" bite_id=\"41\" side=\"0\"/></MM><MM hdi=\"y\" occ=\"1\"><MC>3471F0S7</MC><MD>SOFTWARE-ATC OPERATIONAL PROGRAM(2TX1SW1) / AFDX NETWORK</MD><DA>2026/07/19 19:19:12</DA><CDA>2026/07/19 19:19:20</CDA><ATA>3471</ATA><FPH>8</FPH><FCL>1</FCL><PRIO>low</PRIO><STA>2</STA><SYS name=\"AESS\" bite_id=\"2\" side=\"0\"/></MM></ITD></RTR>"}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489424,"usec":157870},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592612,"noise_level":-24.030987,"freq_skew":-0.585821,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489424,"usec":921386},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575361,"noise_level":-23.817249,"freq_skew":0.831672,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489425,"usec":682355},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517332,"noise_level":-23.860382,"freq_skew":0.557530,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489425,"usec":693112},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597281,"noise_level":-24.050674,"freq_skew":0.745316,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"HV090G","msg_num":"F18","msg_num_seq":"F","sublabel":"M1","msg_text":"Y,035,15.RODRI,205043,269K,900,66,M10,322017,332,Y,035,9.KERKY,205146,269K,700,66,M6,321015,323,Y,059,6.EGZOV,205612,250K,610,65,P6,321008,274,Y,070,22.OKLUP,205741,230K,493,64,P8,321006,241,Y,071,7.UVETI,2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489426,"usec":445272},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548190,"noise_level":-24.856922,"freq_skew":0.834362,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":2014,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[158,210]},{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489427,"usec":207641},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921844,"noise_level":-25.740341,"freq_skew":0.949233,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":26835,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489427,"usec":208614},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250045,"noise_level":-25.673321,"freq_skew":1.082409,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1784489427,"usec":962969},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.085852,"noise_level":-25.249842,"freq_skew":-0.474524,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489427,"usec":967379},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771124,"noise_level":-26.106203,"freq_skew":0.883908,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":74,"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":44797,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[77,239,148,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489429,"usec":496521},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517842,"noise_level":-26.262529,"freq_skew":0.730293,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"HV090G","msg_num":"F18","msg_num_seq":"G","sublabel":"M1","msg_text":"05913,200K,200,64,P11,321004,197,Y,164,6.B25RF,210047,155K,200,64,P14,321002,160,Y,245,5.RW25R,210300,155K,16,61,P18,000000,155,Y,245,6.700,,,70,,,000000,,Y,245,0.VECTOR,,,300,,,000000,,Y,019.EBBR,,150K,18,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489429,"usec":503107},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797451,"noise_level":-27.181389,"freq_skew":-1.995366,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":354,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52667,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[247,75,24,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489429,"usec":506307},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990809,"noise_level":-27.102325,"freq_skew":-1.823223,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52667,"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":[212,85,214,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489431,"usec":14265},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.242950,"noise_level":-26.512833,"freq_skew":-1.956092,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489431,"usec":19246},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.517486,"noise_level":-26.312916,"freq_skew":1.259894,"avlc":{"src":{"addr":"73806F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":3,"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":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489433,"usec":304474},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645657,"noise_level":-25.091412,"freq_skew":0.981543,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"W60477","msg_num":"C02","msg_num_seq":"A","sublabel":"CF","msg_text":"FLR/PNRC12860AA08/FR26071919290034363106MMR2(40RT2)/            COM-MON FEEDBACK\r/IDMMR 2\r,EIS 2\r,AFS 1\r,EIS 1\r,ISIS\r,GPWC\r"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489433,"usec":311155},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811333,"noise_level":-24.982826,"freq_skew":0.204819,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":228,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489434,"usec":64768},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675799,"noise_level":-25.377987,"freq_skew":0.381617,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44881,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[225,223,204,149]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44881,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[125,136,191,222]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784489434,"usec":67941},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687816,"noise_level":-25.249870,"freq_skew":0.731561,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489434,"usec":829060},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699061,"noise_level":-25.076740,"freq_skew":1.179447,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"KJFK"},{"name":"ac_location","value":{"loc":{"lat":40.000000,"lon":-3.000000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489434,"usec":829060},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.699061,"noise_level":-25.076740,"freq_skew":1.179447,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"QR057H","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489434,"usec":829060},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.699061,"noise_level":-25.076740,"freq_skew":1.179447,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"01520351","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,81,84,82,0,6,160,233,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489434,"usec":831639},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.186877,"noise_level":-24.968336,"freq_skew":0.964190,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489434,"usec":834334},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924813,"noise_level":-24.891724,"freq_skew":0.370545,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489434,"usec":835223},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896623,"noise_level":-24.876482,"freq_skew":0.713778,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":"01520351","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489435,"usec":583624},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006238,"noise_level":-25.371197,"freq_skew":0.928994,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489435,"usec":584932},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545478,"noise_level":-25.651358,"freq_skew":0.954720,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3485D2","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"autotune_freq","value":{"freq_mhz":136.975006,"modulation_support":["VDL-M2, D8PSK, 31500 bps"]}},{"name":"replacement_ground_stations","value":["2D0757"]},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489435,"usec":587635},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.036793,"noise_level":-25.519176,"freq_skew":-0.160009,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44754,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[230,42,98,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489435,"usec":589307},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493449,"noise_level":-26.331783,"freq_skew":0.132248,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489436,"usec":347755},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980615,"noise_level":-26.260056,"freq_skew":0.695185,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7241,"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":[178,242,225,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489436,"usec":348329},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.177013,"noise_level":-26.224415,"freq_skew":1.220861,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489436,"usec":349603},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763308,"noise_level":-26.153566,"freq_skew":-0.493065,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44833,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[76,59,199,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489436,"usec":349746},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680029,"noise_level":-26.153566,"freq_skew":0.942128,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"W60477","msg_num":"C03","msg_num_seq":"A","sublabel":"CF","msg_text":"FLR/PNRC12860AA08/FR26071919290034363106MMR1(40RT1)/            COM-MON FEEDBACK\r/IDMMR 1\r,EIS 2\r,AFS 1\r,EIS 1\r,ISIS\r,GPWC\r"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489437,"usec":110456},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403045,"noise_level":-26.661770,"freq_skew":1.053442,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489437,"usec":110588},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468102,"noise_level":-26.661770,"freq_skew":0.542150,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"HV090G","msg_num":"F18","msg_num_seq":"H","sublabel":"M1","msg_text":"POSN41417W002523,BLN,192959,343,ABRIX,194510,CNA,M51,239047,126/RP:DA:LEMG:AA:EBBR:CR:OFP14(25R)..ABRIX..CNA..ADABI..BOKNO.UN858.VANAD.UN874.BAMES.UT191.PODEM.UN873.BAZOS..BELDI..VEKIN.Z173.ARVOL:A:ARVO9A:F:KERKY:AP:RNV 25R.KER2S:F:VECTOR/PR1339,180,380,126,,49,27,240059,M48,130,P15,P0/FHABRIX,194510,247K,3800,112,M48,242046,456,N,019,124.CNA,200222,247K,3800,98,M48,256039,456,N,031,140.ADABI,201023,247K,3800,91,M48,260042,456,N,033,64.BOKNO,201412,247K,3800,88,M48,262037,456,N,013,30.DEVRO,201742,247K,3800,85,M48,260026,456,N,004,27.VANAD,202027,247K,3800,83,M48,257032,456,N,018,22.PIWIZ,202331,247K,3800,81,M48,266039,456,N,019,24.VADOM,202614,247K,3800,78,M48,270046,456,N,019,21.BAMES,202941,247K,3800,76,M48,273050,456,N,019,27.PODEM,203158,247K,3800,74,M48,286039,456,N,009,17.BAZOS,203439,247K,3800,72,M48,295040,456,N,044,21.BELDI,203923,251K,3725,68,M54,296039,451,N,044,37.VEKIN,204437,269K,2576,67,M33,316025,397,N,045,38.ARVOL,204630,269K,2208,67,M26,325023,375,Y,045,12.AKOVI,204900,269K,900,66,M16,323019,348,Y,035,15.RODRI,205043,269K,900,66,M10,322017,332,Y,035,9.KERKY,205146,269K,700,66,M6,321015,323,Y,059,6.EGZOV,205612,250K,610,65,P6,321008,274,Y,070,22.OKLUP,205741,230K,493,64,P8,321006,241,Y,071,7.UVETI,205913,200K,200,64,P11,321004,197,Y,164,6.B25RF,210047,155K,200,64,P14,321002,160,Y,245,5.RW25R,210300,155K,16,61,P18,000000,155,Y,245,6.700,,,70,,,000000,,Y,245,0.VECTOR,,,300,,,000000,,Y,019.EBBR,,150K,18,,,000000,158,N,223,1/DTEBBR,25R,61,210300,73AA13"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489439,"usec":394976},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.199600,"noise_level":-26.332304,"freq_skew":0.062113,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44754,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[230,42,98,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489439,"usec":398486},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861612,"noise_level":-26.136454,"freq_skew":-1.318379,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":688,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[246,49,227,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489439,"usec":404396},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568115,"noise_level":-25.962162,"freq_skew":-1.472335,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489440,"usec":151064},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565533,"noise_level":-26.458385,"freq_skew":0.776175,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489440,"usec":151140},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.426019,"noise_level":-26.458385,"freq_skew":0.670692,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784489440,"usec":158642},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058836,"noise_level":-26.065466,"freq_skew":-0.826106,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489440,"usec":920898},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592249,"noise_level":-26.606798,"freq_skew":0.701025,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489443,"usec":206022},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.034675,"noise_level":-26.360077,"freq_skew":2.843309,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":288,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44847,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[12,109,14,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489444,"usec":731422},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416710,"noise_level":-25.533583,"freq_skew":-1.316028,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":200,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[25,243,165,193]},{"name":"subseq_num","value":4}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489444,"usec":731814},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815227,"noise_level":-25.517174,"freq_skew":2.188639,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489444,"usec":735119},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.993109,"noise_level":-25.535805,"freq_skew":0.187279,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":1784489444,"usec":737443},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784042,"noise_level":-25.486658,"freq_skew":0.404276,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":58,"dst_ref":52725,"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":[236,116,148,211]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489445,"usec":494343},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842806,"noise_level":-25.976831,"freq_skew":0.881525,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7263,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[12,14]}]}],"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":7,"day":19},"time":{"hour":19,"min":30,"sec":44}},"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":1784489445,"usec":495073},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.566672,"noise_level":-25.942329,"freq_skew":0.368609,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489446,"usec":250792},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.121744,"noise_level":-25.738155,"freq_skew":0.807358,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":26994,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489446,"usec":252172},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675259,"noise_level":-25.671148,"freq_skew":0.136006,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489447,"usec":16824},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595426,"noise_level":-25.343662,"freq_skew":3.622308,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9337,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44804,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[110,166]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489447,"usec":18676},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127684,"noise_level":-26.192078,"freq_skew":0.119450,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489447,"usec":22431},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643869,"noise_level":-26.866962,"freq_skew":3.373831,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":9338,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44804,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[217,143]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":30,"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":1784489447,"usec":772825},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689013,"noise_level":-26.733936,"freq_skew":0.846424,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489447,"usec":775618},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844202,"noise_level":-27.181265,"freq_skew":0.854742,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7268,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[240,183]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489449,"usec":297738},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471576,"noise_level":-26.384968,"freq_skew":3.626962,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489450,"usec":61831},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487654,"noise_level":-26.204803,"freq_skew":0.626552,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"HV090G","msg_num":"F19","msg_num_seq":"A","sublabel":"M1","msg_text":"REQPWI/WQ380:ABRIX.CNA.ADABI.BOKNO.DEVRO.VANAD.PIWIZ.VADOM.BAMES.PODEM.BAZOS/DQ380/SP34D4"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489450,"usec":62764},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618876,"noise_level":-26.651516,"freq_skew":1.200341,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[17,72,133,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489450,"usec":821707},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689328,"noise_level":-26.456736,"freq_skew":-2.059645,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489450,"usec":825042},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.842782,"noise_level":-27.077774,"freq_skew":-2.762493,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"AT851W","msg_num":"D02","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021 3583058HAMMMN1 190719302709 -23.5-51.5 369940.7961441600\r\n8515CRS A01 02  0  0  0  0N 40 1.4W  3 1.2 14280238 66"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489452,"usec":352633},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644627,"noise_level":-26.326410,"freq_skew":-0.071903,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":44970,"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":[232,61,5,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489452,"usec":357408},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961675,"noise_level":-26.282455,"freq_skew":0.114918,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":413,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489452,"usec":358082},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586799,"noise_level":-26.849277,"freq_skew":2.600589,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489452,"usec":358616},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.641644,"noise_level":-27.513733,"freq_skew":1.823655,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489453,"usec":106504},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.247462,"noise_level":-27.350237,"freq_skew":-1.524590,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489453,"usec":111030},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975105,"noise_level":-27.051739,"freq_skew":0.901392,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784489453,"usec":874949},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501481,"noise_level":-26.763161,"freq_skew":0.838466,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489453,"usec":879020},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564077,"noise_level":-26.520586,"freq_skew":0.949065,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"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":44815,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[222,102,124,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489453,"usec":880521},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.996283,"noise_level":-26.447292,"freq_skew":-2.681553,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489459,"usec":217095},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.467366,"noise_level":-23.582390,"freq_skew":0.308814,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":442,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[173,111,238,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489461,"usec":495020},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801260,"noise_level":-22.673832,"freq_skew":0.734420,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":20.000000,"flags":246,"pdu_id":27106,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489462,"usec":264655},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365888,"noise_level":-22.563707,"freq_skew":3.417184,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":9339,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44804,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[36,171]}]}],"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":7,"day":19},"time":{"hour":19,"min":31,"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":1784489463,"usec":11547},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689958,"noise_level":-22.424805,"freq_skew":1.065029,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7295,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[236,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489463,"usec":12911},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404172,"noise_level":-22.390423,"freq_skew":3.667599,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":9340,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29617,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[74,229]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":31,"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":1784489463,"usec":13096},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.213423,"noise_level":-22.390423,"freq_skew":0.725582,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7296,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":44804,"dst_ref":26,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[220,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489463,"usec":776466},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609721,"noise_level":-22.509323,"freq_skew":0.944957,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23709,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":1,"variable_part_params":[{"name":"checksum","value":[216,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489463,"usec":776466},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.609721,"noise_level":-22.509323,"freq_skew":0.944957,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":true,"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":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23710,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[214,124]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":31,"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":1784489464,"usec":540874},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471557,"noise_level":-22.246639,"freq_skew":3.427212,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":9341,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":26,"dst_ref":44804,"variable_part_params":[{"name":"checksum","value":[11,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489464,"usec":549376},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835922,"noise_level":-23.147312,"freq_skew":3.269029,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489464,"usec":550131},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539266,"noise_level":-24.289286,"freq_skew":-1.304957,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489465,"usec":295441},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939687,"noise_level":-24.218414,"freq_skew":1.047283,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":20.000000,"flags":246,"pdu_id":27106,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489465,"usec":295557},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876876,"noise_level":-24.204309,"freq_skew":-0.044002,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"_d","blk_id":"2","ack":"M","flight":"W60299","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489465,"usec":299259},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495038,"noise_level":-24.036804,"freq_skew":3.467976,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":9342,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[142,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489466,"usec":63737},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619880,"noise_level":-24.007820,"freq_skew":0.854226,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23714,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[215,96]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":31,"sec":2}},"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":1784489466,"usec":64074},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622629,"noise_level":-23.994053,"freq_skew":-0.038499,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"W60299","msg_num":"F15","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489466,"usec":67499},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576372,"noise_level":-23.871115,"freq_skew":1.041978,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489466,"usec":70195},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595404,"noise_level":-23.776684,"freq_skew":0.101966,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"_d","blk_id":"4","ack":"N","flight":"W60299","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489466,"usec":830415},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408422,"noise_level":-24.099606,"freq_skew":3.526638,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":9343,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[138,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489467,"usec":583287},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515764,"noise_level":-24.996922,"freq_skew":3.409424,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":9344,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29617,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[118,84]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":31,"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":1784489467,"usec":586059},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832401,"noise_level":-25.658110,"freq_skew":0.801428,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489467,"usec":587589},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928510,"noise_level":-25.591715,"freq_skew":0.792214,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23716,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489468,"usec":349814},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746785,"noise_level":-25.532063,"freq_skew":-1.429898,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489468,"usec":354875},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666655,"noise_level":-25.305145,"freq_skew":-1.986223,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44817,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[119,44,233,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489469,"usec":110141},"freq":136975000,"burst_len_octets":134,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711418,"noise_level":-25.162338,"freq_skew":-0.267028,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"W60299","msg_num":"F16","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41037W001561,MD047,193100,255,N41078W001264,193406,N41152W000315,M30,24647,287F825"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489469,"usec":875072},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274363,"noise_level":-24.822834,"freq_skew":0.598243,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"_d","blk_id":"6","ack":"I","flight":"HV090G","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489470,"usec":637409},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253824,"noise_level":-25.213587,"freq_skew":1.317974,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489471,"usec":397888},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903570,"noise_level":-26.174871,"freq_skew":0.796310,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23716,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489471,"usec":406180},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410108,"noise_level":-25.845224,"freq_skew":0.099357,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"W60299","msg_num":"F17","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489472,"usec":163220},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565045,"noise_level":-26.464314,"freq_skew":-0.894451,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3558,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[34,201]},{"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":1784489472,"usec":165086},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652722,"noise_level":-26.355307,"freq_skew":3.441598,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489474,"usec":445792},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909966,"noise_level":-25.286423,"freq_skew":-0.275435,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489475,"usec":197910},"freq":136975000,"burst_len_octets":327,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630330,"noise_level":-25.095638,"freq_skew":-0.053738,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"W60299","msg_num":"F18","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTLBSF,27O,159,220303/PR1764,226,340,287,,0,26,,M47,130,,,P38,P5,37660,,1477,231/RP:DA:LEMD:AA:LBSF..N41078W001264..N41152W000315..SEROX.N870..BCN..SALON..AGENA..BODEQ..LUMAS..UNANA..STP..RAPED..PIGOS..EKSID..NOSTA..EGHIN..BEROK..IBENI..SAL..PODOB:A:NISV4K:AP:RNV27(27O)8DEA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489476,"usec":734971},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671494,"noise_level":-24.177639,"freq_skew":0.921174,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489476,"usec":737276},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545921,"noise_level":-25.000799,"freq_skew":0.624917,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"_d","blk_id":"7","ack":"J","flight":"HV090G","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489478,"usec":253703},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.406023,"noise_level":-25.368362,"freq_skew":0.701440,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489478,"usec":257145},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777732,"noise_level":-25.177097,"freq_skew":-0.111229,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489479,"usec":20300},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865368,"noise_level":-24.642160,"freq_skew":1.057431,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489481,"usec":299120},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644760,"noise_level":-23.849390,"freq_skew":0.464053,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489481,"usec":304782},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439064,"noise_level":-24.045040,"freq_skew":1.132655,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44797,"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":[247,179,178,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489481,"usec":305842},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535255,"noise_level":-24.017410,"freq_skew":0.551217,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"HV090G","msg_num":"F20","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41516W002479,BLN,193116,359,ABRIX,194459,CNA,M53,241055,124/RP:DA:LEMG:AA:EBBR:CR:OFP14(25R)..ABRIX..CNA..ADABI..BOKNO.UN858.VANAD.UN874.BAMES.UT191.PODEM.UN873.BAZOS..BELDI..VEKIN.Z173.ARVOL:A:ARVO9A:F"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489482,"usec":72038},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.167252,"noise_level":-23.639517,"freq_skew":-0.170229,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489482,"usec":826278},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543231,"noise_level":-23.813339,"freq_skew":-0.304191,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489483,"usec":587951},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.502719,"noise_level":-24.513359,"freq_skew":-2.742610,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489483,"usec":595340},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466076,"noise_level":-24.894833,"freq_skew":-0.158345,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":791,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[166,250,234,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489484,"usec":347866},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.435290,"noise_level":-25.341846,"freq_skew":0.490923,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489484,"usec":355638},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925272,"noise_level":-24.949200,"freq_skew":0.785565,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489485,"usec":107841},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552757,"noise_level":-24.985439,"freq_skew":0.586605,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"HV090G","msg_num":"F20","msg_num_seq":"B","sublabel":"M1","msg_text":":KERKY:AP:RNV 25R.KER2S:F:VECTOR/PR1337,180,380,124,,49,27,240059,M48,130,P15,P0/FHABRIX,194459,247K,3800,111,M48,238054,456,N,019,114.CNA,200219,247K,3800,98,M48,248042,456,N,031,140.ADABI,201019,247K,3800"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489485,"usec":111972},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819059,"noise_level":-25.765862,"freq_skew":0.711051,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7326,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64972,"credit":10,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[223,84,156,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489485,"usec":116007},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875941,"noise_level":-25.565748,"freq_skew":0.792946,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489485,"usec":869882},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831163,"noise_level":-25.451107,"freq_skew":-0.054294,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44754,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[215,182,184,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489485,"usec":870519},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.109134,"noise_level":-26.061621,"freq_skew":0.989903,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":48.000000,"flags":192,"pdu_id":40171,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[97,140,248,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489485,"usec":874358},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548976,"noise_level":-25.888807,"freq_skew":0.708540,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52645,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[139,89,96,207]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489485,"usec":874358},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.548976,"noise_level":-25.888807,"freq_skew":0.708540,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"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":52645,"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":[69,144,124,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489485,"usec":876001},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.140909,"noise_level":-25.803673,"freq_skew":0.851005,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489486,"usec":635914},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.226512,"noise_level":-25.652504,"freq_skew":0.689793,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784489486,"usec":643136},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.228481,"noise_level":-25.406258,"freq_skew":0.688463,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489487,"usec":396540},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.481537,"noise_level":-25.182564,"freq_skew":-0.768650,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489488,"usec":158817},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.468778,"noise_level":-25.368729,"freq_skew":-0.829533,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489488,"usec":159593},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962102,"noise_level":-26.536953,"freq_skew":0.979536,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784489488,"usec":915368},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866876,"noise_level":-26.158176,"freq_skew":0.729263,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489488,"usec":917684},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396045,"noise_level":-26.865246,"freq_skew":-0.025112,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"_d","blk_id":"8","ack":"O","flight":"W60299","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489488,"usec":920987},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817208,"noise_level":-27.424974,"freq_skew":0.596663,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52645,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[139,89,96,207]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489488,"usec":922259},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629819,"noise_level":-27.343674,"freq_skew":0.721379,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"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":52645,"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":[69,144,124,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489489,"usec":682549},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119011,"noise_level":-27.263126,"freq_skew":0.956411,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489489,"usec":682549},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.119011,"noise_level":-27.263126,"freq_skew":0.956411,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489489,"usec":683938},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480166,"noise_level":-27.163483,"freq_skew":0.698949,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"HV090G","msg_num":"F20","msg_num_seq":"B","sublabel":"M1","msg_text":":KERKY:AP:RNV 25R.KER2S:F:VECTOR/PR1337,180,380,124,,49,27,240059,M48,130,P15,P0/FHABRIX,194459,247K,3800,111,M48,238054,456,N,019,114.CNA,200219,247K,3800,98,M48,248042,456,N,031,140.ADABI,201019,247K,3800"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489490,"usec":443585},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.558190,"noise_level":-26.700481,"freq_skew":0.615708,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489490,"usec":446135},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018728,"noise_level":-27.191193,"freq_skew":-1.446244,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":67,"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":44685,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[21,139,137,80]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489490,"usec":448657},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.566197,"noise_level":-27.053146,"freq_skew":0.709578,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489491,"usec":203394},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871413,"noise_level":-26.917263,"freq_skew":0.812588,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":622,"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":1784489491,"usec":969521},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880848,"noise_level":-26.394026,"freq_skew":0.739973,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489491,"usec":970901},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997759,"noise_level":-26.321789,"freq_skew":0.968724,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489491,"usec":971410},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397914,"noise_level":-26.285892,"freq_skew":-0.220799,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"_d","blk_id":"8","ack":"O","flight":"W60299","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489492,"usec":726139},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878152,"noise_level":-25.969336,"freq_skew":-0.627809,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489493,"usec":489098},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518479,"noise_level":-25.643116,"freq_skew":0.467271,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"HV090G","msg_num":"F20","msg_num_seq":"C","sublabel":"M1","msg_text":",91,M48,255042,456,N,033,64.BOKNO,201408,247K,3800,88,M48,260038,456,N,013,30.DEVRO,201738,247K,3800,85,M48,268033,456,N,004,27.VANAD,202024,247K,3800,83,M48,273031,456,N,018,22.PIWIZ,202327,247K,3800,81,M4"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489493,"usec":489809},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522523,"noise_level":-26.639938,"freq_skew":2.582012,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489493,"usec":489809},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.522523,"noise_level":-26.639938,"freq_skew":2.582012,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"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":44847,"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":[82,149,154,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489493,"usec":490112},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879878,"noise_level":-26.729259,"freq_skew":0.015897,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"_d","blk_id":"9","ack":"P","flight":"W60299","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489493,"usec":490791},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750890,"noise_level":-26.691645,"freq_skew":0.649686,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"VY29EB","msg_num":"M44","msg_num_seq":"A","msg_text":"193130,28490,2014, 113,N 41.385 W  6.975, 735"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489495,"usec":778930},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619648,"noise_level":-25.373821,"freq_skew":0.703837,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40186,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[232,71,57,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489495,"usec":784001},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355134,"noise_level":-25.135246,"freq_skew":-0.063477,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52699,"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":[155,4,120,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489496,"usec":541267},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562529,"noise_level":-24.842165,"freq_skew":0.531190,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"HV090G","msg_num":"F20","msg_num_seq":"D","sublabel":"M1","msg_text":"8,275032,456,N,019,24.VADOM,202611,247K,3800,79,M48,278032,456,N,019,21.BAMES,202938,247K,3800,76,M48,281029,456,N,019,27.PODEM,203155,247K,3800,74,M48,291026,456,N,009,17.BAZOS,203436,247K,3800,72,M48,2940"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489496,"usec":542913},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.651181,"noise_level":-25.788479,"freq_skew":0.797714,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489496,"usec":543868},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633389,"noise_level":-25.737886,"freq_skew":-0.114066,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"_d","blk_id":"9","ack":"P","flight":"W60299","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489498,"usec":58190},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764083,"noise_level":-25.263426,"freq_skew":-0.107154,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"_d","blk_id":"0","ack":"Q","flight":"W60299","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489498,"usec":59313},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674454,"noise_level":-25.749950,"freq_skew":1.403809,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489498,"usec":59313},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.674454,"noise_level":-25.749950,"freq_skew":1.403809,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":44760,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[242,82,96,174]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489498,"usec":828119},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.130182,"noise_level":-25.758200,"freq_skew":-0.371786,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1043,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[164,157,231,85]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489498,"usec":828483},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646895,"noise_level":-25.741364,"freq_skew":-0.042055,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"_d","blk_id":"1","ack":"R","flight":"W60299","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489498,"usec":832790},"freq":136975000,"burst_len_octets":144,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856414,"noise_level":-26.040628,"freq_skew":0.923708,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"32","blk_id":"W","ack":"!","msg_text":"P64SPLPSHV191931\r\nOPSMSG..........\r\nHYDRATION BREAK. STAND NOG STEEDS 0-0. SP\r\nA DE BETERE VOETBALLENDE PLOEG."}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489499,"usec":588110},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578423,"noise_level":-25.766407,"freq_skew":-0.179026,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"_d","blk_id":"2","ack":"S","flight":"W60299","msg_num":"S51","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489499,"usec":591407},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653902,"noise_level":-25.632477,"freq_skew":3.448000,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"_d","blk_id":"4","ack":"W","flight":"HV037B","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489500,"usec":349969},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779414,"noise_level":-25.306416,"freq_skew":0.101195,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"_d","blk_id":"3","ack":"T","flight":"W60299","msg_num":"S52","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489500,"usec":352745},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011196,"noise_level":-26.003103,"freq_skew":0.966452,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489501,"usec":107706},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543331,"noise_level":-25.730047,"freq_skew":0.576261,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"HV090G","msg_num":"F20","msg_num_seq":"E","sublabel":"M1","msg_text":"28,456,N,044,21.BELDI,203920,251K,3725,68,M54,296039,451,N,044,37.VEKIN,204433,269K,2576,67,M33,316025,397,N,045,38.ARVOL,204627,269K,2208,67,M26,325023,375,Y,045,12.AKOVI,204857,269K,900,67,M16,323019,348,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489501,"usec":110804},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540368,"noise_level":-25.696510,"freq_skew":0.706976,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489501,"usec":111954},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694805,"noise_level":-25.679790,"freq_skew":0.009588,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"_d","blk_id":"4","ack":"U","flight":"W60299","msg_num":"S53","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489501,"usec":880022},"freq":136975000,"burst_len_octets":1043,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686033,"noise_level":-25.460712,"freq_skew":0.046145,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-OPX","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX1094","msg_num":"D43","msg_num_seq":"A","sublabel":"DF","msg_text":"B43B\r\nEC-OPX 105496LZEHAMLEMDER190726175954\r\n1220 78660C74960C752BCG3B-L200-0003\r\n 36999-1496255445290788 -240 -515 66986\r\nPRI18321010047 460020   04994  -42    -1 68946\r\n 37003257442710794 -248 -525\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8550 8619 8619 921310306 99936438 7380\r\n 7457 7419 7339 7653 314 328017531895\r\n 7638 7531 7321 7184-239  288  335 5080 5163\r\n 1077 2400 2402 -04 136 634 634++\r\n 2285 2275  014  000 -006\r\n 381 755 756  00 -00 00020008\r\n000007010 013 76 870  72171  0\r\n018CE0000000000349C300000100007F001000000080D000000678038180000100000000000000000000000000\r\n0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000\r\n 855010297 7315 1065 2281019005 71\r\n18441510053 447873  -05641  -28   -21 68946\r\n 37001256742390792 -258 -533\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8444 8513 8509 911510219 99486357 7155\r\n 7147 7238 7138 7278 314 327017181855\r\n 7286 7229 7102 7332-251  266  309 5010 5086\r\n 1021 2264 2267 -02 140 621 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489502,"usec":638144},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580031,"noise_level":-25.251513,"freq_skew":2.584564,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"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":44847,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[97,58,64,22]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44847,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[175,43,252,138]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":31,"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":1784489502,"usec":639561},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848215,"noise_level":-26.170746,"freq_skew":0.868209,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"X","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489503,"usec":395387},"freq":136975000,"burst_len_octets":390,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675377,"noise_level":-25.943956,"freq_skew":0.013153,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX1094","msg_num":"D43","msg_num_seq":"B","sublabel":"DF","msg_text":"B43B\r\nEC-OPX 105496LZEHAMLEMDER190726175954\r\n1220 78660C74960C752BCG3B-L200-0003\r\n 36999-1496255445290788 -240 -515 66986\r\nPRI18321010047 460020   04994  -42    -1 68946\r\n 37003257442710794 -248 -525\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8550 8619 8619 921310306 99936438 7380\r\n 7457 7419 7339 7653 314 328017531895\r\n 7638 7531 7321 7184-239  288  335 5080 5163\r\n 1077 2400 2402 -04 136 634 634++\r\n 2285 2275  014  000 -006\r\n 381 755 756  00 -00 00020008\r\n000007010 013 76 870  72171  0\r\n018CE0000000000349C300000100007F001000000080D000000678038180000100000000000000000000000000\r\n0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000\r\n 855010297 7315 1065 2281019005 71\r\n18441510053 447873  -05641  -28   -21 68946\r\n 37001256742390792 -258 -533\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8444 8513 8509 911510219 99486357 7155\r\n 7147 7238 7138 7278 314 327017181855\r\n 7286 7229 7102 7332-251  266  309 5010 5086\r\n 1021 2264 2267 -02 140 621 621++\r\n 2365 2369  017  000 -013\r\n 393 829 832  00  01 00032017\r\n005001010 014 71 855  91181  0\r\n018CE0000000000349C300000200007F0010000000809000000678038000000100000000000000000000000000\r\n0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000\r\n 844410228 7220 1032 2377008002 76\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489504,"usec":162097},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577074,"noise_level":-26.371965,"freq_skew":0.536406,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"_d","blk_id":"3","ack":"K","flight":"HV090G","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489504,"usec":163991},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766659,"noise_level":-26.490744,"freq_skew":2.739670,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489504,"usec":164293},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628624,"noise_level":-26.490744,"freq_skew":0.838495,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":286,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44815,"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":[117,72,106,11]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489504,"usec":164660},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074593,"noise_level":-27.507944,"freq_skew":0.747129,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489504,"usec":166624},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727753,"noise_level":-27.405468,"freq_skew":3.569069,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"HV037B","msg_num":"F87","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNTRA37B/DTLPFR,28O,75,202125,30A676"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489504,"usec":168012},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669542,"noise_level":-27.645702,"freq_skew":0.509097,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"HV090G","msg_num":"F20","msg_num_seq":"F","sublabel":"M1","msg_text":"Y,035,15.RODRI,205039,269K,900,66,M10,322017,332,Y,035,9.KERKY,205142,269K,700,66,M6,321015,323,Y,059,6.EGZOV,205609,250K,610,65,P6,321008,274,Y,070,22.OKLUP,205738,230K,493,64,P8,321006,241,Y,071,7.UVETI,2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489504,"usec":925434},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881320,"noise_level":-27.562321,"freq_skew":-0.119902,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"W60299","msg_num":"F19","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AK,71605F"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489504,"usec":927995},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590537,"noise_level":-28.095835,"freq_skew":0.939638,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489504,"usec":933237},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977599,"noise_level":-28.047291,"freq_skew":0.025403,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489505,"usec":685931},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741078,"noise_level":-27.598404,"freq_skew":0.342982,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489506,"usec":448918},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908319,"noise_level":-27.291409,"freq_skew":3.635972,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489507,"usec":213644},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660025,"noise_level":-26.988459,"freq_skew":-0.034228,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"W60299","msg_num":"F19","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AK,71605F"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489507,"usec":969629},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603643,"noise_level":-27.259979,"freq_skew":0.575262,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"HV090G","msg_num":"F20","msg_num_seq":"G","sublabel":"M1","msg_text":"05910,200K,200,64,P11,321004,197,Y,164,6.B25RF,210044,155K,200,64,P14,321002,159,Y,245,5.RW25R,210257,155K,16,61,P18,000000,155,Y,245,6.700,,,70,,,000000,,Y,245,0.VECTOR,,,300,,,000000,,Y,019.EBBR,,150K,18,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489507,"usec":975256},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537629,"noise_level":-26.945171,"freq_skew":0.599503,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489508,"usec":730443},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866194,"noise_level":-26.829998,"freq_skew":0.721835,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"32","blk_id":"I","ack":"!","msg_text":"P64SPLPSHV191931\r\nOPSMSG..........\r\nHYDRATION BREAK. STAND NOG STEEDS 0-0. SP\r\nA DE BETERE VOETBALLENDE PLOEG."}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489508,"usec":732265},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.205367,"noise_level":-26.735174,"freq_skew":0.740890,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHD","mode":"2","label":"_d","blk_id":"2","ack":"I","flight":"HV007F","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489509,"usec":499213},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358429,"noise_level":-26.240280,"freq_skew":0.925422,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489509,"usec":503256},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.699244,"noise_level":-26.029062,"freq_skew":0.348151,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":443,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"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":[143,46,110,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489510,"usec":247959},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.175658,"noise_level":-25.908186,"freq_skew":2.580981,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":291,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44847,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[3,149,231,231]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":31,"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":1784489510,"usec":258435},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648712,"noise_level":-25.538879,"freq_skew":0.101413,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489510,"usec":258435},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.648712,"noise_level":-25.538879,"freq_skew":0.101413,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":264,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44970,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[67,0,76,241]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44970,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,59,104,232]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":31,"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":1784489511,"usec":19462},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827130,"noise_level":-25.376064,"freq_skew":-2.654337,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"AT851W","msg_num":"D03","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021 4183058HAMMMN1 190719312724 -24.2-51.7 369990.7891440800\r\n8515CRS A01 02  0  0  0  0N 3954.8W  3 3.4 14240239 66"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489511,"usec":20647},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620288,"noise_level":-25.327812,"freq_skew":2.629466,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489511,"usec":21763},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320164,"noise_level":-25.279823,"freq_skew":2.561412,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489511,"usec":785018},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840479,"noise_level":-24.768744,"freq_skew":2.575247,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44847,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[182,7,114,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489512,"usec":543950},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973015,"noise_level":-25.234146,"freq_skew":-0.001310,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489512,"usec":548031},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201594,"noise_level":-25.045786,"freq_skew":0.011226,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489512,"usec":548985},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696962,"noise_level":-24.999325,"freq_skew":0.077705,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":265,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":61,"dst_ref":26503,"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":[37,247,86,213]}]}],"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":1784489513,"usec":296293},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.128841,"noise_level":-24.725674,"freq_skew":-0.489924,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":52,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29581,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,232]},{"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":1784489513,"usec":303720},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524570,"noise_level":-24.533262,"freq_skew":-1.970785,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489513,"usec":305047},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736639,"noise_level":-24.489458,"freq_skew":-0.115158,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489514,"usec":62392},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.230987,"noise_level":-24.431393,"freq_skew":0.771856,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40211,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[135,67,132,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489514,"usec":64230},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043360,"noise_level":-24.359358,"freq_skew":-0.583730,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52677,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[245,23,89,235]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489514,"usec":71578},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.066640,"noise_level":-24.104860,"freq_skew":-2.710194,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489514,"usec":836649},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609804,"noise_level":-24.021656,"freq_skew":0.659451,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489514,"usec":837960},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983845,"noise_level":-23.966627,"freq_skew":0.867887,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489514,"usec":838575},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547039,"noise_level":-23.939245,"freq_skew":0.516627,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"HV090G","msg_num":"F20","msg_num_seq":"H","sublabel":"M1","msg_text":"POSN41516W002479,BLN,193116,359,ABRIX,194459,CNA,M53,241055,124/RP:DA:LEMG:AA:EBBR:CR:OFP14(25R)..ABRIX..CNA..ADABI..BOKNO.UN858.VANAD.UN874.BAMES.UT191.PODEM.UN873.BAZOS..BELDI..VEKIN.Z173.ARVOL:A:ARVO9A:F:KERKY:AP:RNV 25R.KER2S:F:VECTOR/PR1337,180,380,124,,49,27,240059,M48,130,P15,P0/FHABRIX,194459,247K,3800,111,M48,238054,456,N,019,114.CNA,200219,247K,3800,98,M48,248042,456,N,031,140.ADABI,201019,247K,3800,91,M48,255042,456,N,033,64.BOKNO,201408,247K,3800,88,M48,260038,456,N,013,30.DEVRO,201738,247K,3800,85,M48,268033,456,N,004,27.VANAD,202024,247K,3800,83,M48,273031,456,N,018,22.PIWIZ,202327,247K,3800,81,M48,275032,456,N,019,24.VADOM,202611,247K,3800,79,M48,278032,456,N,019,21.BAMES,202938,247K,3800,76,M48,281029,456,N,019,27.PODEM,203155,247K,3800,74,M48,291026,456,N,009,17.BAZOS,203436,247K,3800,72,M48,294028,456,N,044,21.BELDI,203920,251K,3725,68,M54,296039,451,N,044,37.VEKIN,204433,269K,2576,67,M33,316025,397,N,045,38.ARVOL,204627,269K,2208,67,M26,325023,375,Y,045,12.AKOVI,204857,269K,900,67,M16,323019,348,Y,035,15.RODRI,205039,269K,900,66,M10,322017,332,Y,035,9.KERKY,205142,269K,700,66,M6,321015,323,Y,059,6.EGZOV,205609,250K,610,65,P6,321008,274,Y,070,22.OKLUP,205738,230K,493,64,P8,321006,241,Y,071,7.UVETI,205910,200K,200,64,P11,321004,197,Y,164,6.B25RF,210044,155K,200,64,P14,321002,159,Y,245,5.RW25R,210257,155K,16,61,P18,000000,155,Y,245,6.700,,,70,,,000000,,Y,245,0.VECTOR,,,300,,,000000,,Y,019.EBBR,,150K,18,,,000000,158,N,223,1/DTEBBR,25R,61,210257,73F83D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489515,"usec":583087},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669130,"noise_level":-23.709900,"freq_skew":0.845144,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489515,"usec":585431},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793308,"noise_level":-23.617195,"freq_skew":0.678934,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-6.900000},"alt":29000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489515,"usec":585431},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.793308,"noise_level":-23.617195,"freq_skew":0.678934,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"VY29EB","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489515,"usec":589269},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871988,"noise_level":-23.590891,"freq_skew":0.692601,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489517,"usec":122427},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479715,"noise_level":-22.927990,"freq_skew":1.413801,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"LEZL"},{"name":"ac_location","value":{"loc":{"lat":40.400002,"lon":-3.500000},"alt":20000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489517,"usec":874709},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.318211,"noise_level":-22.699818,"freq_skew":0.880199,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40211,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[135,67,132,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489517,"usec":876760},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719665,"noise_level":-22.640759,"freq_skew":-1.954346,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44817,"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":[69,34,47,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489517,"usec":879422},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424028,"noise_level":-22.558743,"freq_skew":1.280825,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15071407","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,65,69,65,0,52,115,7,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489518,"usec":640466},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805408,"noise_level":-22.419918,"freq_skew":0.540311,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"VY29EB","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489518,"usec":642464},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676405,"noise_level":-22.386284,"freq_skew":1.375821,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NUZ","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"UX5053","msg_num":"S25","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489518,"usec":643001},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729421,"noise_level":-23.083879,"freq_skew":0.707032,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489518,"usec":644603},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718928,"noise_level":-23.022158,"freq_skew":0.573762,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489519,"usec":400967},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.027286,"noise_level":-22.924307,"freq_skew":1.084146,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":"15022325","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489519,"usec":400967},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-5.027286,"noise_level":-22.924307,"freq_skew":1.084146,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489520,"usec":158780},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812500,"noise_level":-23.059137,"freq_skew":1.495523,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489520,"usec":161412},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013598,"noise_level":-22.960871,"freq_skew":0.452809,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489520,"usec":164595},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559156,"noise_level":-22.900011,"freq_skew":1.407406,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489520,"usec":922566},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449024,"noise_level":-23.266586,"freq_skew":0.921344,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","type":"Aircraft"},"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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489521,"usec":686674},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368487,"noise_level":-23.041790,"freq_skew":-0.110209,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"W60299","msg_num":"F20","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AC,3018259"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489521,"usec":690414},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728864,"noise_level":-23.281820,"freq_skew":1.125602,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489521,"usec":692883},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822310,"noise_level":-23.206108,"freq_skew":0.807156,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40211,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[135,67,132,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489522,"usec":445889},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791707,"noise_level":-23.131048,"freq_skew":-0.634556,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52677,"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":[50,118,234,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489522,"usec":447158},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790945,"noise_level":-23.081367,"freq_skew":0.645152,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"H1","blk_id":"A","ack":"!","sublabel":"MD","msg_text":"REQPOS,RP.PR.FH.DT46B8"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489522,"usec":447158},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.790945,"noise_level":-23.081367,"freq_skew":0.645152,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784489522,"usec":447842},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.313569,"noise_level":-23.056633,"freq_skew":-1.883905,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44817,"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":[69,34,47,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489523,"usec":203461},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.888732,"noise_level":-23.517948,"freq_skew":0.781641,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":"15022325","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489523,"usec":203461},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.888732,"noise_level":-23.517948,"freq_skew":0.781641,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489523,"usec":205148},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804543,"noise_level":-23.440159,"freq_skew":3.690591,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"_d","blk_id":"6","ack":"A","flight":"HV037B","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489523,"usec":205359},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891231,"noise_level":-23.440159,"freq_skew":-0.791621,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489523,"usec":965699},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024090,"noise_level":-23.947121,"freq_skew":0.388490,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489523,"usec":967584},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.191105,"noise_level":-23.865406,"freq_skew":0.760983,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489525,"usec":483619},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.323522,"noise_level":-23.808533,"freq_skew":-0.162542,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489525,"usec":486542},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551210,"noise_level":-23.674900,"freq_skew":3.584670,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HSB","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"HV037B","msg_num":"F88","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41498W006307,BAKUP,193202,370,ALAGU,,ERTIS,M53,231044,105/RP:DA:EHAM:AA:LPFR:CR:OFP9(28O)..ALAGU:A:ALAG9A:F:GEBTI:AP:ILS 28:F:GIMAL/PR1394,50,370,105,,57,26,293043,M51,30,P49,P0/FHALAGU,,,,,,293043,,Y,1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489526,"usec":254680},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727339,"noise_level":-23.336790,"freq_skew":0.910587,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":"15022325","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489526,"usec":254680},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.727339,"noise_level":-23.336790,"freq_skew":0.910587,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489527,"usec":21122},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761729,"noise_level":-23.048283,"freq_skew":0.781367,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"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":254,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489527,"usec":24489},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649796,"noise_level":-22.950136,"freq_skew":0.545186,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489527,"usec":27654},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.025103,"noise_level":-22.889355,"freq_skew":-1.533175,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489527,"usec":779164},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703852,"noise_level":-23.245026,"freq_skew":3.448329,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489528,"usec":540027},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955168,"noise_level":-24.112335,"freq_skew":-0.720452,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3559,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[229,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489529,"usec":306988},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590648,"noise_level":-23.730377,"freq_skew":3.654146,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HSB","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"HV037B","msg_num":"F88","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41498W006307,BAKUP,193202,370,ALAGU,,ERTIS,M53,231044,105/RP:DA:EHAM:AA:LPFR:CR:OFP9(28O)..ALAGU:A:ALAG9A:F:GEBTI:AP:ILS 28:F:GIMAL/PR1394,50,370,105,,57,26,293043,M51,30,P49,P0/FHALAGU,,,,,,293043,,Y,1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489530,"usec":67651},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.012015,"noise_level":-23.480442,"freq_skew":1.050300,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489530,"usec":825681},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778269,"noise_level":-23.087484,"freq_skew":3.505179,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HSB","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"HV037B","msg_num":"F88","msg_num_seq":"B","sublabel":"M1","msg_text":"92,230.ERTIS,,,,,,293043,315,Y,180,40.GENRO,,,,,,293043,268,Y,180,13.FR607,,,,,,293043,251,Y,180,7.GEBTI,,,400,,,293043,198,Y,204,7.FR928,,159K,300,,,293043,166,Y,280,4.RW28,,,7,,,293043,159,Y,280,9.FR710,,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489531,"usec":586549},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466108,"noise_level":-23.740772,"freq_skew":0.998445,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489532,"usec":354435},"freq":136975000,"burst_len_octets":149,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590364,"noise_level":-23.915709,"freq_skew":3.661426,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"HV037B","msg_num":"F88","msg_num_seq":"C","sublabel":"M1","msg_text":"POSN41498W006307,BAKUP,193202,370,ALAGU,,ERTIS,M53,231044,105/RP:DA:EHAM:AA:LPFR:CR:OFP9(28O)..ALAGU:A:ALAG9A:F:GEBTI:AP:ILS 28:F:GIMAL/PR1394,50,370,105,,57,26,293043,M51,30,P49,P0/FHALAGU,,,,,,293043,,Y,192,230.ERTIS,,,,,,293043,315,Y,180,40.GENRO,,,,,,293043,268,Y,180,13.FR607,,,,,,293043,251,Y,180,7.GEBTI,,,400,,,293043,198,Y,204,7.FR928,,159K,300,,,293043,166,Y,280,4.RW28,,,7,,,293043,159,Y,280,9.FR710,,,,,,000000,,Y,280,6.GIMAL,,220K,300,,,000000,,Y,164,16.GIMAL,,,,,,000000,,Y,164,0/DTLPFR,28O,,,73DA6A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489532,"usec":354825},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905379,"noise_level":-24.820080,"freq_skew":0.828878,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":27561,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489532,"usec":358000},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084598,"noise_level":-24.998932,"freq_skew":-0.995566,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489532,"usec":359495},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641358,"noise_level":-25.543312,"freq_skew":0.725119,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489532,"usec":360012},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704743,"noise_level":-25.510490,"freq_skew":0.725619,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489533,"usec":109424},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470419,"noise_level":-25.348204,"freq_skew":-0.099075,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489533,"usec":870820},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762560,"noise_level":-25.094690,"freq_skew":-0.883444,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3560,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[162,172]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489533,"usec":875261},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821148,"noise_level":-24.848368,"freq_skew":3.511550,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489533,"usec":879329},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127082,"noise_level":-24.742760,"freq_skew":0.782614,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[20,246,150,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489534,"usec":635382},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478581,"noise_level":-24.579357,"freq_skew":-0.301922,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784489534,"usec":640492},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460040,"noise_level":-24.418972,"freq_skew":-0.040386,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":793,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[211,170,205,0]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489535,"usec":395079},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677174,"noise_level":-24.219036,"freq_skew":0.796568,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489537,"usec":676430},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404296,"noise_level":-23.182247,"freq_skew":0.720743,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":287,"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":1784489538,"usec":443740},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417584,"noise_level":-22.778313,"freq_skew":0.766462,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489539,"usec":213361},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.273007,"noise_level":-22.620535,"freq_skew":0.611796,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"_d","blk_id":"7","ack":"L","flight":"HV090G","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489541,"usec":503497},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363685,"noise_level":-22.758406,"freq_skew":1.049949,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489543,"usec":20654},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675659,"noise_level":-22.335169,"freq_skew":-2.688779,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489544,"usec":543643},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347734,"noise_level":-22.121504,"freq_skew":-0.402631,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1044,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[24,212,242,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489544,"usec":551559},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705291,"noise_level":-21.966690,"freq_skew":0.844359,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489545,"usec":297689},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838013,"noise_level":-21.858437,"freq_skew":-0.907265,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3561,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489546,"usec":64126},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827940,"noise_level":-22.382582,"freq_skew":0.033839,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489546,"usec":825621},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011811,"noise_level":-22.077501,"freq_skew":-1.554703,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489548,"usec":346347},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472697,"noise_level":-22.446070,"freq_skew":0.445215,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":254,"sseq":3,"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":2015,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[179,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489549,"usec":112593},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395207,"noise_level":-22.275093,"freq_skew":0.652522,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":2016,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44785,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[88,182]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784489549,"usec":873226},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901048,"noise_level":-21.910389,"freq_skew":-2.079297,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52667,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[247,75,24,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489550,"usec":633128},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746730,"noise_level":-21.696585,"freq_skew":-2.082207,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":359,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52667,"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":[212,85,214,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489550,"usec":633988},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.171652,"noise_level":-21.697681,"freq_skew":0.631086,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489550,"usec":638303},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420849,"noise_level":-22.608341,"freq_skew":0.851623,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","type":"Aircraft"},"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":1784489551,"usec":399981},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711976,"noise_level":-23.046276,"freq_skew":3.714676,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":9345,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489551,"usec":405904},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.564544,"noise_level":-23.418198,"freq_skew":0.815389,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489552,"usec":162244},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.217023,"noise_level":-23.214611,"freq_skew":0.893466,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489553,"usec":683783},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745214,"noise_level":-22.444866,"freq_skew":0.818001,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"H1","blk_id":"B","ack":"!","sublabel":"MD","msg_text":"PWI/DD338246057.259234033.111224040:,,,P1172BD"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489554,"usec":447312},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092299,"noise_level":-22.319174,"freq_skew":0.223654,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"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":44881,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[225,223,204,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489554,"usec":454639},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601295,"noise_level":-22.409618,"freq_skew":3.578796,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"_d","blk_id":"0","ack":"B","flight":"HV037B","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489555,"usec":212964},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.237682,"noise_level":-23.253813,"freq_skew":0.295013,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489555,"usec":216898},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613383,"noise_level":-23.424759,"freq_skew":0.743746,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489555,"usec":220417},"freq":136975000,"burst_len_octets":637,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574812,"noise_level":-24.040136,"freq_skew":0.693918,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"W60477","msg_num":"D06","msg_num_seq":"A","sublabel":"DF","msg_text":"A321,001799,1,1,TB000000/REP057,00,00,1/kmLPPT / A321 A/C: HA-LDU  ETA:2034z\r\n\r\n WZZ0477, LHBP-LPPT, 19JUL26, 19:32:26z\r\n\r\nDear LPPT GH,we need the below Fuel Qty\r\nfor the next flight of HA-LDU and the\r\nSpecial Assistance (if applicable):\r\n     WCHC: 00\r\n     WCHS: 00\r\n     WCHR: 00\r\nBLND/DEAF: 00\r\n\r\nWASTE TANK SRV:    NO \r\nPOTABLE WATER SRV: NO \r\nCABIN CLEANING REQ: NO \r\n\r\n           FUEL UPLIFT REQUEST: YES\r\n      BLOCK FUEL QTY: 10500 kg\r\n       TAXI FUEL QTY:   200 kg\r\n       TRIP FUEL QTY:  7100 kg\r\n\r\n A/C & CREW SWAP REQUEST: NO \r\n\r\n\r\n  FLIGHT TIME: 0302 (hh:mm)  CREW:2/5\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489555,"usec":965689},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.309153,"noise_level":-24.188025,"freq_skew":0.336839,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"15102012","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,132,10,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489555,"usec":972997},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757046,"noise_level":-23.979530,"freq_skew":-0.534779,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44833,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[151,139,198,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489556,"usec":734293},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.528189,"noise_level":-23.938427,"freq_skew":0.375736,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"UX1142","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489556,"usec":740874},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463793,"noise_level":-23.762522,"freq_skew":0.445147,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":2017,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44785,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[24,229]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784489556,"usec":743618},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.186495,"noise_level":-23.669258,"freq_skew":0.463764,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489557,"usec":494889},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731440,"noise_level":-23.603249,"freq_skew":0.657864,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489558,"usec":251933},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.530745,"noise_level":-23.383886,"freq_skew":0.541577,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489558,"usec":255212},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831475,"noise_level":-23.231350,"freq_skew":0.991231,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489558,"usec":255972},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584632,"noise_level":-24.215408,"freq_skew":0.413976,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489559,"usec":15471},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618920,"noise_level":-24.050209,"freq_skew":0.335188,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":254,"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":2018,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[175,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489559,"usec":21945},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637595,"noise_level":-23.912840,"freq_skew":0.876218,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489559,"usec":22205},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739488,"noise_level":-24.616125,"freq_skew":-0.654468,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44833,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[151,139,198,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489559,"usec":23225},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.199476,"noise_level":-24.571903,"freq_skew":0.910001,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489559,"usec":782118},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600863,"noise_level":-24.426100,"freq_skew":0.955435,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23807,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489559,"usec":786906},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948777,"noise_level":-24.282703,"freq_skew":-0.706564,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTB","mode":"2","label":"_d","blk_id":"2","ack":"I","flight":"D82887","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489559,"usec":790015},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.549112,"noise_level":-24.197788,"freq_skew":0.440897,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"9","ack":"K","flight":"UX1142","msg_num":"S71","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489560,"usec":533623},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.030862,"noise_level":-24.113695,"freq_skew":-1.672985,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":360,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44817,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[204,248,28,200]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489560,"usec":534979},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699292,"noise_level":-24.044237,"freq_skew":3.608202,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9346,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784489560,"usec":540980},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.748968,"noise_level":-24.996262,"freq_skew":-0.585151,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTB","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"D82887","msg_num":"F11","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN43061W002141,BLN,193239,340,ABRIX,193651,CNA,M50,238045,192F669"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489560,"usec":544618},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951352,"noise_level":-25.158031,"freq_skew":-1.877424,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44817,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[141,18,237,33]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":32,"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":1784489561,"usec":304343},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670938,"noise_level":-25.002138,"freq_skew":0.734278,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489562,"usec":62830},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936228,"noise_level":-24.609451,"freq_skew":-1.744924,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489562,"usec":66551},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770199,"noise_level":-24.463022,"freq_skew":0.447235,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":254,"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":2018,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[175,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489564,"usec":348720},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.216963,"noise_level":-24.320286,"freq_skew":0.463223,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"9","ack":"K","flight":"UX1142","msg_num":"S71","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489564,"usec":349365},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520403,"noise_level":-24.291765,"freq_skew":-0.805642,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3562,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[34,201]},{"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":1784489564,"usec":350160},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.158503,"noise_level":-24.263340,"freq_skew":-0.424169,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489564,"usec":350702},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644366,"noise_level":-24.686733,"freq_skew":1.533496,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2258,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489564,"usec":356773},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.072792,"noise_level":-25.220030,"freq_skew":0.486862,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"0","ack":"L","flight":"UX1142","msg_num":"S72","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489565,"usec":112567},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362874,"noise_level":-25.172632,"freq_skew":2.505454,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489565,"usec":114086},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890440,"noise_level":-26.122406,"freq_skew":-1.447188,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":201,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[145,123,254,103]},{"name":"subseq_num","value":5}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489565,"usec":868957},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867201,"noise_level":-26.037674,"freq_skew":0.395484,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"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":52725,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[9,215,140,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489565,"usec":868957},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.867201,"noise_level":-26.037674,"freq_skew":0.395484,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":233,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52725,"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":[219,55,120,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489566,"usec":638703},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694473,"noise_level":-25.432621,"freq_skew":0.370762,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489567,"usec":406634},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926983,"noise_level":-24.943375,"freq_skew":-0.439099,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":312,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489567,"usec":408288},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662749,"noise_level":-25.137955,"freq_skew":0.733713,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489569,"usec":685225},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.539000,"noise_level":-24.089605,"freq_skew":0.547261,"avlc":{"src":{"addr":"471DBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489571,"usec":206324},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957008,"noise_level":-23.407717,"freq_skew":-2.796535,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"AT851W","msg_num":"D04","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021 4783058HAMMMN1 190719322739 -24.5-51.7 370040.7861440400\r\n8515SCR1A01 02  0  0  0  0N 3948.2W  3 5.6 14200240 66"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489571,"usec":210468},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.944437,"noise_level":-23.292751,"freq_skew":2.664282,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489573,"usec":491371},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641411,"noise_level":-22.811460,"freq_skew":0.021661,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489574,"usec":251549},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935519,"noise_level":-23.009844,"freq_skew":-1.450406,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":4,"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":202,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489574,"usec":255705},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371571,"noise_level":-23.055893,"freq_skew":-2.874694,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489575,"usec":22832},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832020,"noise_level":-23.051533,"freq_skew":-2.140777,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":362,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44817,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[86,250,50,108]}]}],"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":7,"day":19},"time":{"hour":19,"min":32,"sec":53}},"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":1784489575,"usec":26656},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.121995,"noise_level":-23.764572,"freq_skew":-1.966286,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":363,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52667,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[95,166,170,95]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":32,"sec":53}},"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":1784489575,"usec":781224},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.167328,"noise_level":-23.565887,"freq_skew":-1.952567,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489575,"usec":783767},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.219516,"noise_level":-23.539736,"freq_skew":-1.954877,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":364,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":58954,"dst_ref":44817,"variable_part_params":[{"name":"atn_checksum","value":[58,138,153,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489575,"usec":788920},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.406781,"noise_level":-23.397295,"freq_skew":-2.068023,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489576,"usec":538435},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395245,"noise_level":-23.435410,"freq_skew":-1.881113,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489576,"usec":544139},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971718,"noise_level":-23.358448,"freq_skew":-1.747417,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":365,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52667,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[107,234,19,13]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489578,"usec":57884},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009800,"noise_level":-23.618965,"freq_skew":-1.965514,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489578,"usec":60382},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.210249,"noise_level":-23.527224,"freq_skew":-1.757754,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":366,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52667,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[192,183,69,183]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489578,"usec":60382},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-5.210249,"noise_level":-23.527224,"freq_skew":-1.757754,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52667,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[251,126,224,67]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":32,"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":1784489578,"usec":832319},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566244,"noise_level":-23.266171,"freq_skew":-2.094656,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489581,"usec":882840},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868338,"noise_level":-22.357206,"freq_skew":0.271730,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489581,"usec":884475},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304450,"noise_level":-22.334446,"freq_skew":1.118373,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":241,"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":1784489584,"usec":170473},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922533,"noise_level":-22.634584,"freq_skew":-2.607838,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":308,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489584,"usec":927138},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935383,"noise_level":-22.460920,"freq_skew":0.424521,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"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":29640,"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":[204,190,212,230]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489586,"usec":441507},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825384,"noise_level":-21.994093,"freq_skew":-0.872696,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489587,"usec":220124},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914756,"noise_level":-21.925137,"freq_skew":0.939924,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"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":27959,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489587,"usec":975379},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.170079,"noise_level":-21.689846,"freq_skew":-2.609627,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":308,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489588,"usec":729951},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907813,"noise_level":-21.512299,"freq_skew":3.445791,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489594,"usec":63595},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653129,"noise_level":-21.308239,"freq_skew":0.894259,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489594,"usec":65090},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.328336,"noise_level":-21.267941,"freq_skew":-0.339882,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":53,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[173,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489595,"usec":586074},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.599884,"noise_level":-21.637154,"freq_skew":-0.585512,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784489596,"usec":354999},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.305515,"noise_level":-21.892567,"freq_skew":0.366300,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX1142","msg_num":"F87","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41098W007443,RW17,193314,209,AVILA,195249,DAQSE,M16,234031,90AC22"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489597,"usec":875418},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663622,"noise_level":-22.020287,"freq_skew":0.717936,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489598,"usec":637799},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576528,"noise_level":-22.038704,"freq_skew":-0.030242,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489599,"usec":397654},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522272,"noise_level":-22.952724,"freq_skew":2.246713,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489600,"usec":171709},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.204110,"noise_level":-22.617996,"freq_skew":0.523665,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784489601,"usec":683075},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985735,"noise_level":-22.477467,"freq_skew":0.977304,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":74,"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":44797,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[77,239,148,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489602,"usec":459048},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.372477,"noise_level":-22.212076,"freq_skew":0.970670,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7525,"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":[178,242,225,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489603,"usec":204944},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901214,"noise_level":-22.299454,"freq_skew":-0.767199,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":44833,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[76,59,199,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489603,"usec":211525},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582257,"noise_level":-22.634174,"freq_skew":-0.006106,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":266,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489603,"usec":213103},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003019,"noise_level":-22.598957,"freq_skew":0.042585,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX1094","msg_num":"F41","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNAEA96LZ/DTLEMD,32L,77,194321,29B34A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489603,"usec":969817},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.485745,"noise_level":-23.060686,"freq_skew":1.013179,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489603,"usec":973557},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685847,"noise_level":-22.962400,"freq_skew":0.780219,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489603,"usec":977986},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456519,"noise_level":-22.829052,"freq_skew":-0.692750,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489604,"usec":731244},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591093,"noise_level":-22.753466,"freq_skew":0.365074,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784489604,"usec":731244},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.591093,"noise_level":-22.753466,"freq_skew":0.365074,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44881,"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":[75,13,97,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489605,"usec":498458},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.130181,"noise_level":-22.646049,"freq_skew":-0.049246,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44754,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[230,42,98,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489605,"usec":499005},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093584,"noise_level":-22.634279,"freq_skew":0.698629,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40395,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[97,140,248,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489606,"usec":263214},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992599,"noise_level":-22.356449,"freq_skew":0.762909,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784489607,"usec":20576},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.191702,"noise_level":-22.312046,"freq_skew":-0.076479,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX1094","msg_num":"F41","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNAEA96LZ/DTLEMD,32L,77,194321,29B34A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489607,"usec":29020},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910114,"noise_level":-22.110371,"freq_skew":0.768166,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":1784489607,"usec":774937},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090795,"noise_level":-22.033194,"freq_skew":0.854156,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","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":1784489607,"usec":777837},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.717481,"noise_level":-21.956692,"freq_skew":1.024612,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489607,"usec":782546},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.180474,"noise_level":-22.201294,"freq_skew":-0.940619,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489608,"usec":536855},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457609,"noise_level":-23.247728,"freq_skew":0.981217,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489609,"usec":298402},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.325666,"noise_level":-22.975342,"freq_skew":-0.580168,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":54,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29581,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,232]},{"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":1784489609,"usec":312561},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.172460,"noise_level":-23.034117,"freq_skew":1.464895,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":0,"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":44942,"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":[7,77,196,9]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489610,"usec":75969},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830310,"noise_level":-22.851292,"freq_skew":0.927603,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40395,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[97,140,248,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489610,"usec":82817},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813322,"noise_level":-23.278332,"freq_skew":0.903968,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4867EB","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489610,"usec":82817},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.813322,"noise_level":-23.278332,"freq_skew":0.903968,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489610,"usec":822302},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346759,"noise_level":-23.165054,"freq_skew":-1.377387,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":690,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44685,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[246,49,227,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489611,"usec":586740},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.841905,"noise_level":-22.906345,"freq_skew":0.708228,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489611,"usec":592854},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.327559,"noise_level":-22.738058,"freq_skew":0.749996,"avlc":{"src":{"addr":"4867EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489611,"usec":596974},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698900,"noise_level":-22.678738,"freq_skew":0.829827,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489615,"usec":394742},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.135103,"noise_level":-22.172873,"freq_skew":0.704806,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489615,"usec":395209},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995586,"noise_level":-22.161724,"freq_skew":0.018217,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489615,"usec":395209},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.995586,"noise_level":-22.161724,"freq_skew":0.018217,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15102022","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,132,18,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489615,"usec":395815},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570657,"noise_level":-22.174259,"freq_skew":1.093468,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":714,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489615,"usec":399857},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689958,"noise_level":-22.489470,"freq_skew":0.700416,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[232,71,57,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489616,"usec":161945},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.167979,"noise_level":-22.788961,"freq_skew":0.923373,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":1784489616,"usec":162200},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234125,"noise_level":-22.788961,"freq_skew":-0.319071,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52699,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[90,79,125,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489616,"usec":167414},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040851,"noise_level":-22.681850,"freq_skew":0.002724,"avlc":{"src":{"addr":"348412","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489616,"usec":925119},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531882,"noise_level":-22.512112,"freq_skew":1.013021,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489617,"usec":694922},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433038,"noise_level":-22.275238,"freq_skew":0.944593,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44760,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[17,72,133,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489618,"usec":447560},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.734555,"noise_level":-23.140890,"freq_skew":0.998047,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489618,"usec":447674},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.317929,"noise_level":-23.140890,"freq_skew":0.499810,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":20.000000,"flags":246,"pdu_id":649,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29640,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[229,17,190,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":33,"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":1784489618,"usec":447977},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565882,"noise_level":-23.140890,"freq_skew":0.548504,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489619,"usec":206249},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738187,"noise_level":-24.078117,"freq_skew":1.020101,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[232,71,57,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489619,"usec":216650},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716497,"noise_level":-23.737610,"freq_skew":1.077316,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":714,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489619,"usec":968109},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510015,"noise_level":-23.710936,"freq_skew":-0.047364,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":795,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52699,"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":[155,4,120,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489619,"usec":968397},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930626,"noise_level":-24.330421,"freq_skew":0.977130,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":1784489619,"usec":969311},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.105627,"noise_level":-24.301868,"freq_skew":0.774777,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489620,"usec":734054},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617133,"noise_level":-23.816803,"freq_skew":0.947746,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44760,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[17,72,133,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489622,"usec":254561},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759401,"noise_level":-24.435467,"freq_skew":0.094203,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489622,"usec":256303},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.228172,"noise_level":-24.363396,"freq_skew":0.645054,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489622,"usec":257519},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731852,"noise_level":-24.320438,"freq_skew":0.959968,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489622,"usec":265098},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.380418,"noise_level":-24.150703,"freq_skew":0.446236,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"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":29640,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[214,214,133,198]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489623,"usec":10331},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.056301,"noise_level":-24.039360,"freq_skew":0.641320,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":20.000000,"flags":246,"pdu_id":649,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29640,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[229,17,190,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":33,"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":1784489623,"usec":11509},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033234,"noise_level":-24.589939,"freq_skew":0.614258,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15102012","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,132,10,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489623,"usec":13009},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.758922,"noise_level":-24.545849,"freq_skew":0.695349,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"UX1142","msg_num":"S73","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489623,"usec":15119},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768444,"noise_level":-24.961679,"freq_skew":0.729382,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784489623,"usec":774831},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.220727,"noise_level":-25.481766,"freq_skew":0.491255,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15102012","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,132,10,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489623,"usec":775781},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.100432,"noise_level":-25.449173,"freq_skew":0.876645,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784489623,"usec":777189},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.911917,"noise_level":-25.384352,"freq_skew":0.581314,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489623,"usec":779314},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811518,"noise_level":-25.288019,"freq_skew":0.853876,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":"15102012","called_addr":"1116900402899","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":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489623,"usec":784191},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527291,"noise_level":-25.208548,"freq_skew":0.811197,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":288,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44815,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[222,102,124,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489623,"usec":784491},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.200958,"noise_level":-26.160244,"freq_skew":0.772789,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489624,"usec":542950},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.041597,"noise_level":-25.985477,"freq_skew":0.679996,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":650,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":14941,"dst_ref":45020,"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":[19,209,32,182]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489624,"usec":545421},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950379,"noise_level":-25.865200,"freq_skew":1.677815,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489624,"usec":547254},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704391,"noise_level":-25.763414,"freq_skew":0.955302,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":48.500000,"flags":192,"pdu_id":7563,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14941,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[149,148,165,253]},{"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":1784489625,"usec":303488},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.531435,"noise_level":-25.287598,"freq_skew":0.717284,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489625,"usec":305088},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.501069,"noise_level":-25.223965,"freq_skew":-1.619295,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489626,"usec":62459},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720047,"noise_level":-25.693558,"freq_skew":0.854267,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7569,"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":[191,6,103,12]}]}],"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":7,"day":19},"time":{"hour":19,"min":33,"sec":44}},"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":131.280000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489626,"usec":69843},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681726,"noise_level":-25.381365,"freq_skew":-0.835413,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44833,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[236,88,248,66]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44833,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[128,234,113,14]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":33,"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":1784489626,"usec":824589},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.355411,"noise_level":-25.189817,"freq_skew":0.773138,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7571,"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":[8,191,20,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489626,"usec":825880},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454854,"noise_level":-25.142584,"freq_skew":0.922587,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348412","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPX","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489627,"usec":590468},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822601,"noise_level":-24.910192,"freq_skew":0.857805,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489627,"usec":591883},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649304,"noise_level":-25.900640,"freq_skew":-0.668324,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489627,"usec":592462},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.399663,"noise_level":-26.145130,"freq_skew":0.386484,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489628,"usec":350977},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771300,"noise_level":-25.631907,"freq_skew":-0.592198,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489629,"usec":122553},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456356,"noise_level":-24.991625,"freq_skew":0.855697,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489630,"usec":636146},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707407,"noise_level":-25.227644,"freq_skew":-0.032293,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"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":44970,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[67,0,76,241]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489631,"usec":397652},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857188,"noise_level":-25.054953,"freq_skew":-2.699746,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"AT851W","msg_num":"D05","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021 5383058HAMMMN1 190719332754 -25.2-52.2 369940.7801440000\r\n8515CRS A01 02  0  0  0  0N 3941.6W  3 7.7 14120241 64"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489631,"usec":405343},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928845,"noise_level":-24.824863,"freq_skew":-0.045597,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489632,"usec":160662},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459551,"noise_level":-25.051216,"freq_skew":2.488034,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"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":44847,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[182,7,114,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489632,"usec":162866},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616973,"noise_level":-25.958214,"freq_skew":-1.216637,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":44685,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[76,253,22,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489632,"usec":163475},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638200,"noise_level":-26.411392,"freq_skew":-1.317561,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44685,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[101,138,104,143]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":33,"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":1784489632,"usec":926969},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537983,"noise_level":-25.942463,"freq_skew":0.145129,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":268,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26503,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[38,219,207,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489632,"usec":928401},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701305,"noise_level":-25.925264,"freq_skew":-1.345932,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489633,"usec":681456},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876707,"noise_level":-25.755119,"freq_skew":-0.608902,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44833,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[17,69,219,203]}]}],"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":7,"day":19},"time":{"hour":19,"min":33,"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":1784489633,"usec":684955},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693058,"noise_level":-25.848652,"freq_skew":-0.626934,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52677,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[79,67,234,252]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":33,"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":1784489633,"usec":685477},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758012,"noise_level":-26.312740,"freq_skew":0.849928,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[135,67,132,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489633,"usec":686639},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781921,"noise_level":-26.259007,"freq_skew":-0.621251,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"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":52677,"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":[50,118,234,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489633,"usec":687340},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650829,"noise_level":-26.223372,"freq_skew":0.720282,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[93,140,70,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489633,"usec":687340},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.650829,"noise_level":-26.223372,"freq_skew":0.720282,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":44833,"dst_ref":59,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[82,230,40,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489633,"usec":688396},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987803,"noise_level":-26.170187,"freq_skew":0.683169,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40433,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[220,16,182,246]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489634,"usec":445192},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777073,"noise_level":-26.152531,"freq_skew":-0.581660,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":1784489634,"usec":445192},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.777073,"noise_level":-26.152531,"freq_skew":-0.581660,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":59,"dst_ref":44833,"variable_part_params":[{"name":"atn_checksum","value":[227,122,29,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489634,"usec":446490},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922761,"noise_level":-26.082264,"freq_skew":0.952716,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":true,"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":48.000000,"flags":192,"pdu_id":40434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[108,75,189,201]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":33,"sec":53}},"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":1784489634,"usec":447626},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024190,"noise_level":-26.029934,"freq_skew":-0.625063,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489634,"usec":447626},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.024190,"noise_level":-26.029934,"freq_skew":-0.625063,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489634,"usec":447718},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287635,"noise_level":-26.029934,"freq_skew":-2.663874,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489634,"usec":450018},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655818,"noise_level":-25.909044,"freq_skew":-0.742328,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":true,"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":381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52677,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[105,182,84,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489635,"usec":205627},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573018,"noise_level":-25.722408,"freq_skew":0.869267,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[99,233,83,60]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":33,"sec":53}},"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":1784489635,"usec":207210},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.274537,"noise_level":-25.638884,"freq_skew":-0.693908,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489635,"usec":208365},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.035977,"noise_level":-25.589151,"freq_skew":0.691749,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489635,"usec":208997},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548769,"noise_level":-25.556152,"freq_skew":1.029248,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"KJFK"},{"name":"ac_location","value":{"loc":{"lat":40.000000,"lon":-3.000000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489635,"usec":964884},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521997,"noise_level":-25.328613,"freq_skew":1.010723,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"QR057H","msg_num":"S32","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489635,"usec":964884},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.521997,"noise_level":-25.328613,"freq_skew":1.010723,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"01520351","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,81,84,82,0,6,160,233,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489635,"usec":965967},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764118,"noise_level":-25.280621,"freq_skew":-0.881791,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489635,"usec":970694},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777464,"noise_level":-25.060097,"freq_skew":0.043007,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":268,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26503,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[38,219,207,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489636,"usec":735180},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617394,"noise_level":-24.814739,"freq_skew":0.976036,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489637,"usec":498292},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913980,"noise_level":-24.556244,"freq_skew":-0.550138,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":true,"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":381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52677,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[105,182,84,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489637,"usec":499355},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901295,"noise_level":-25.332029,"freq_skew":0.799763,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489637,"usec":503168},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724521,"noise_level":-25.236271,"freq_skew":-0.755380,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52677,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[190,131,134,134]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52677,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[164,110,202,13]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784489638,"usec":254879},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376546,"noise_level":-25.959204,"freq_skew":-1.599499,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489638,"usec":255983},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750173,"noise_level":-26.735134,"freq_skew":-1.714467,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489638,"usec":256338},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553696,"noise_level":-26.716293,"freq_skew":0.889874,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40442,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[50,220,232,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489639,"usec":20953},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675134,"noise_level":-26.311802,"freq_skew":-0.760702,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489639,"usec":28784},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770654,"noise_level":-26.116409,"freq_skew":-0.112329,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":268,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26503,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[38,219,207,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489639,"usec":29508},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.155555,"noise_level":-26.081352,"freq_skew":-1.734945,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489639,"usec":789954},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914110,"noise_level":-25.555294,"freq_skew":-0.463269,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489639,"usec":790354},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447307,"noise_level":-25.538843,"freq_skew":1.206612,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489640,"usec":540439},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739332,"noise_level":-25.522425,"freq_skew":-0.445973,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1045,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[79,55,76,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489640,"usec":542256},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844051,"noise_level":-25.424555,"freq_skew":-0.354317,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1046,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44765,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[16,78,136,156]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784489640,"usec":543151},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771136,"noise_level":-26.106323,"freq_skew":-0.629015,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1047,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44765,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[21,189,98,142]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784489641,"usec":301547},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416190,"noise_level":-26.422693,"freq_skew":-0.645304,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489642,"usec":828475},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528316,"noise_level":-25.382166,"freq_skew":2.556407,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"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":44847,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[42,166,109,176]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44847,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[101,216,132,54]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":34,"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":1784489642,"usec":828833},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794955,"noise_level":-25.382166,"freq_skew":1.437591,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NUZ","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"UX5053","msg_num":"M04","msg_num_seq":"A","msg_text":"/LEZL.TI2/024LEZLA7927"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489643,"usec":589648},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905622,"noise_level":-25.918392,"freq_skew":-1.388084,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"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":44685,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[229,31,93,82]}]}],"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":7,"day":19},"time":{"hour":19,"min":34,"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":1784489644,"usec":347414},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629312,"noise_level":-25.515816,"freq_skew":-1.596567,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489644,"usec":347798},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510599,"noise_level":-25.483095,"freq_skew":2.505943,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489644,"usec":349238},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878740,"noise_level":-25.401829,"freq_skew":-1.283284,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":6,"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":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":16661,"dst_ref":44685,"variable_part_params":[{"name":"atn_checksum","value":[34,165,212,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489644,"usec":349890},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888551,"noise_level":-25.369534,"freq_skew":-2.632824,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489645,"usec":874004},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869019,"noise_level":-24.673706,"freq_skew":0.904381,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489646,"usec":635587},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999015,"noise_level":-24.338108,"freq_skew":-0.988152,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489646,"usec":639420},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719274,"noise_level":-24.981215,"freq_skew":1.611142,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NUZ","mode":"2","label":"_d","blk_id":"2","ack":"H","flight":"UX5053","msg_num":"S26","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489646,"usec":645547},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.135041,"noise_level":-25.021982,"freq_skew":0.898907,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489647,"usec":395780},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907617,"noise_level":-24.944899,"freq_skew":0.681004,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489648,"usec":158707},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651721,"noise_level":-24.467129,"freq_skew":1.336333,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NUZ","mode":"2","label":"_d","blk_id":"3","ack":"I","flight":"UX5053","msg_num":"S27","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489648,"usec":159018},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892765,"noise_level":-24.615623,"freq_skew":3.295956,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489650,"usec":443220},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008683,"noise_level":-24.342373,"freq_skew":0.799730,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489650,"usec":447181},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911756,"noise_level":-24.514194,"freq_skew":-0.388560,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1048,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44765,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[110,17,50,42]}]}],"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":13,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":34,"sec":9}},"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":1784489651,"usec":206683},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779907,"noise_level":-24.883432,"freq_skew":2.291309,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":295,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44847,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[73,54,205,113]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":34,"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":1784489651,"usec":968376},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682641,"noise_level":-25.653934,"freq_skew":2.369443,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":296,"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":1784489651,"usec":968934},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791729,"noise_level":-25.946983,"freq_skew":-0.595947,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EFHK"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489651,"usec":971791},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813819,"noise_level":-25.776417,"freq_skew":-0.407558,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489651,"usec":983636},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626746,"noise_level":-25.576059,"freq_skew":2.394386,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489652,"usec":736867},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784507,"noise_level":-25.477589,"freq_skew":-0.728308,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"22545202","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,78,65,88,0,74,202,130,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489652,"usec":738942},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903453,"noise_level":-25.364096,"freq_skew":-0.687842,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTB","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"D82887","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489653,"usec":494434},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827679,"noise_level":-25.016769,"freq_skew":0.704485,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489653,"usec":494970},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194980,"noise_level":-24.985874,"freq_skew":2.394175,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"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":1784489653,"usec":496608},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.163723,"noise_level":-24.985874,"freq_skew":-0.438413,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489653,"usec":496713},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088212,"noise_level":-25.611647,"freq_skew":1.033074,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":1784489653,"usec":501364},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375235,"noise_level":-25.496403,"freq_skew":-1.320324,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489654,"usec":263715},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320693,"noise_level":-25.112503,"freq_skew":-0.277372,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":796,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[166,250,234,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489655,"usec":17107},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662442,"noise_level":-24.988214,"freq_skew":2.604175,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"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":44847,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[127,115,159,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489655,"usec":21144},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869959,"noise_level":-25.468987,"freq_skew":0.962971,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23881,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489655,"usec":22039},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.149780,"noise_level":-25.420216,"freq_skew":0.978772,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489655,"usec":29200},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.418266,"noise_level":-25.371714,"freq_skew":1.510735,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489655,"usec":785333},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591984,"noise_level":-25.008614,"freq_skew":-0.629626,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489655,"usec":785851},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547624,"noise_level":-24.993168,"freq_skew":-0.302285,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1049,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":40160,"dst_ref":44765,"variable_part_params":[{"name":"atn_checksum","value":[161,109,216,198]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489655,"usec":793707},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.317039,"noise_level":-25.324306,"freq_skew":0.685026,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":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":28481,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489656,"usec":544559},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546255,"noise_level":-25.308287,"freq_skew":-0.817293,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3563,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[34,201]},{"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":1784489656,"usec":544958},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455302,"noise_level":-25.995220,"freq_skew":3.496502,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9347,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784489656,"usec":548153},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690596,"noise_level":-26.384434,"freq_skew":-0.687371,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489656,"usec":549162},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640279,"noise_level":-26.366339,"freq_skew":-0.632623,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":73,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1050,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":40161,"dst_ref":33995,"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":[54,176,243,31]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489656,"usec":549162},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.640279,"noise_level":-26.366339,"freq_skew":-0.632623,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489656,"usec":550590},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716041,"noise_level":-26.330259,"freq_skew":-0.580206,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784489657,"usec":303273},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567980,"noise_level":-26.116871,"freq_skew":1.094809,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489657,"usec":307483},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.255233,"noise_level":-25.857304,"freq_skew":0.842028,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489657,"usec":313390},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445145,"noise_level":-25.789375,"freq_skew":-0.548152,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":73,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1051,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33995,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[217,123,61,125]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":34,"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":1784489658,"usec":65001},"freq":136975000,"burst_len_octets":1042,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973262,"noise_level":-25.807209,"freq_skew":0.565099,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-OPA","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX1142","msg_num":"D46","msg_num_seq":"A","sublabel":"DF","msg_text":"B31AEC-OPA 136282PVLPPRLEMDCL1907261925321686265060C57560C596BCG3B-L200-0003  4623  712210922930346  215  143  59039192532  4611  215  1430346022010 7875 7875 7873 787310459 799012453838 9340  655  691 5483 5573 21586592 347 149 -013 3245 2803018C 7794 7706 8416 9595 227 2180 41269510 7870 7875 7870 787310446 801312463816 9340  648  685 5468 5557 21586590 264 149  013 3245 2791026C 7790 7706  000 9596 229 2186 414707  9196  200   8804460220192750PRI  9005 5500  204   9310249529430444  74 -03 -03  12  14 429 435 8238 8253 8240 825310579 7997 915 75172 4809 781 78110513738 8280  695  738 5665 5766 20426761 265 149 -013-1300 2306 2298 2574 2558023018313009102012 8159 9027 8084 8555 9641 2123462 00 8093 8025 7868 7978 2143 4809 -08 8044 7999 8091 7974 331 0  0 1491000 017 036 000 018 017 015686192751PRI  9005 5500  204   9210249829430444  74 -03 -03  12  14 431 437 8239 8253 8238 825210570 8047 920 74179 4769 779 77910503720 8280  689  732 5650 5753 20426759 265 149  013-1300 2306 23"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489658,"usec":826440},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.676759,"noise_level":-25.722868,"freq_skew":-0.388012,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784489658,"usec":826440},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.676759,"noise_level":-25.722868,"freq_skew":-0.388012,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":73,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1052,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33995,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[43,153,51,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489658,"usec":826701},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579813,"noise_level":-25.706099,"freq_skew":2.261171,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489658,"usec":831969},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119965,"noise_level":-25.507338,"freq_skew":0.865766,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489659,"usec":588103},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.290942,"noise_level":-25.461790,"freq_skew":-0.342655,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":73,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1053,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33995,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[128,102,101,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489659,"usec":588103},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-5.290942,"noise_level":-25.461790,"freq_skew":-0.342655,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":73,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1054,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33995,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[254,104,105,103]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":34,"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":1784489659,"usec":593619},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809027,"noise_level":-25.633383,"freq_skew":-0.844756,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3563,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[34,201]},{"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":1784489660,"usec":346996},"freq":136975000,"burst_len_octets":1042,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.852863,"noise_level":-26.501141,"freq_skew":0.689949,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-OPA","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX1142","msg_num":"D46","msg_num_seq":"B","sublabel":"DF","msg_text":"08 2573 2571026014141009282014 8159 9027 8082  000 9641 2123438 00 7878 8060 8020 8082 2147 4764 -08 8172 8103 8216 7918 328 0  0 1491000 013 026 006 019 016 018700193004 14610  105  -230485022010 8739 8749 8738 874610611 8287 8453560 6850  673  720 5755 5849 10837127 236 683 -013 1464 22790240 8663 8726 8850 9696 117 2116 43065810 8738 8749 8735 874610605 8332 8463535 6850  669  715 5737 5832 10837128 235 682  013 1454 2268026C 8658 8724  000 9698 120 2117 419669 19212   30 -11805270220193205PRI 19003 5500   35 -11010244934830526  70 -03  01  13  14 441 447 8874 8877 8872 887710557 8238 935 74174 4296 757 757 7043224 5860  612  658 5715 5792  3507192 338 754 -013-1300 1462 1456 2075 2056025025324009145017 8797 9274 8976 9058 9735  422983 00 8327 8301 8062 8249 1916 4294 -07 8326 8280 8363 8255 403 0  0 7551000 019 050 003 023 017 021609193205PRI 19003 5500   35 -11010244934830526  70 -03  01  13  14 441 447 8874 8877 8872 887710551 8275 940 74180 4277 756 756 7043207 5860  609  "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489660,"usec":358913},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.133385,"noise_level":-26.212234,"freq_skew":-0.555764,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784489661,"usec":112905},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029752,"noise_level":-26.141487,"freq_skew":0.777749,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489661,"usec":126419},"freq":136975000,"burst_len_octets":1042,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.888192,"noise_level":-25.796131,"freq_skew":0.522554,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-OPA","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX1142","msg_num":"D46","msg_num_seq":"C","sublabel":"DF","msg_text":"654 5695 5772  3587192 345 754  013-1300 1454 1456 2074 2063026018166011327013 8796 9274 8974  000 9735  472965 00 8132 8349 8239 8304 1925 4278 -11 8439 8376 8408 8197 405 0  0 7561000 015 038 008 019 021 0176180661467576607  69 -020022011 8875 8884 8881 888410541 8225  99 -030760 9453 30600018CE0000000000349C300000100007F00100000008010000406780180000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000  69 -020022011 8884 8884 8878 888410544 8270  47 -020760 9453 31440018CE0000000000349C300000200007F001000000080F0000406780181800001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000193410 22576  -03 -2050630022010 9113 9116 9110 911610586 8327 6073229 5470  597  647 5772 5861 -0177194 352 637 -013  008 18450320 9032 9280 9363 9777  02 1932 44260910 9115 9116 9113 911610581 8368 6083208 5470  591  640 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489661,"usec":876162},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.066578,"noise_level":-26.168243,"freq_skew":-0.402561,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489661,"usec":880114},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.220254,"noise_level":-25.976017,"freq_skew":0.985263,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489663,"usec":393852},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009427,"noise_level":-25.472410,"freq_skew":0.572714,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX1142","msg_num":"D46","msg_num_seq":"D","sublabel":"DF","msg_text":"B31AEC-OPA 136282PVLPPRLEMDCL1907261925321686265060C57560C596BCG3B-L200-0003  4623  712210922930346  215  143  59039192532  4611  215  1430346022010 7875 7875 7873 787310459 799012453838 9340  655  691 5483 5573 21586592 347 149 -013 3245 2803018C 7794 7706 8416 9595 227 2180 41269510 7870 7875 7870 787310446 801312463816 9340  648  685 5468 5557 21586590 264 149  013 3245 2791026C 7790 7706  000 9596 229 2186 414707  9196  200   8804460220192750PRI  9005 5500  204   9310249529430444  74 -03 -03  12  14 429 435 8238 8253 8240 825310579 7997 915 75172 4809 781 78110513738 8280  695  738 5665 5766 20426761 265 149 -013-1300 2306 2298 2574 2558023018313009102012 8159 9027 8084 8555 9641 2123462 00 8093 8025 7868 7978 2143 4809 -08 8044 7999 8091 7974 331 0  0 1491000 017 036 000 018 017 015686192751PRI  9005 5500  204   9210249829430444  74 -03 -03  12  14 431 437 8239 8253 8238 825210570 8047 920 74179 4769 779 77910503720 8280  689  732 5650 5753 20426759 265 149  013-1300 2306 2308 2573 2571026014141009282014 8159 9027 8082  000 9641 2123438 00 7878 8060 8020 8082 2147 4764 -08 8172 8103 8216 7918 328 0  0 1491000 013 026 006 019 016 018700193004 14610  105  -230485022010 8739 8749 8738 874610611 8287 8453560 6850  673  720 5755 5849 10837127 236 683 -013 1464 22790240 8663 8726 8850 9696 117 2116 43065810 8738 8749 8735 874610605 8332 8463535 6850  669  715 5737 5832 10837128 235 682  013 1454 2268026C 8658 8724  000 9698 120 2117 419669 19212   30 -11805270220193205PRI 19003 5500   35 -11010244934830526  70 -03  01  13  14 441 447 8874 8877 8872 887710557 8238 935 74174 4296 757 757 7043224 5860  612  658 5715 5792  3507192 338 754 -013-1300 1462 1456 2075 2056025025324009145017 8797 9274 8976 9058 9735  422983 00 8327 8301 8062 8249 1916 4294 -07 8326 8280 8363 8255 403 0  0 7551000 019 050 003 023 017 021609193205PRI 19003 5500   35 -11010244934830526  70 -03  01  13  14 441 447 8874 8877 8872 887710551 8275 940 74180 4277 756 756 7043207 5860  609  654 5695 5772  3587192 345 754  013-1300 1454 1456 2074 2063026018166011327013 8796 9274 8974  000 9735  472965 00 8132 8349 8239 8304 1925 4278 -11 8439 8376 8408 8197 405 0  0 7561000 015 038 008 019 021 0176180661467576607  69 -020022011 8875 8884 8881 888410541 8225  99 -030760 9453 30600018CE0000000000349C300000100007F00100000008010000406780180000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000  69 -020022011 8884 8884 8878 888410544 8270  47 -020760 9453 31440018CE0000000000349C300000200007F001000000080F0000406780181800001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000193410 22576  -03 -2050630022010 9113 9116 9110 911610586 8327 6073229 5470  597  647 5772 5861 -0177194 352 637 -013  008 18450320 9032 9280 9363 9777  02 1932 44260910 9115 9116 9113 911610581 8368 6083208 5470  591  640 5758 5848 -0177194 354 639  013  008 18200260 9031 9284  000 9780  06 1947 444615"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489663,"usec":400246},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.976054,"noise_level":-25.183689,"freq_skew":0.792279,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489664,"usec":169188},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.403562,"noise_level":-24.782896,"freq_skew":-0.656692,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489664,"usec":169872},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653020,"noise_level":-24.767841,"freq_skew":0.396642,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489664,"usec":927066},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.196250,"noise_level":-24.663204,"freq_skew":0.281388,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489665,"usec":687753},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065980,"noise_level":-24.262756,"freq_skew":0.710204,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":20.000000,"flags":246,"pdu_id":28533,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":32,"ack":15,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489666,"usec":454898},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650039,"noise_level":-23.860720,"freq_skew":0.472368,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489667,"usec":975199},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.105010,"noise_level":-23.286316,"freq_skew":0.881268,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44760,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[242,82,96,174]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489667,"usec":976503},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480525,"noise_level":-24.241806,"freq_skew":0.367711,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":2019,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489669,"usec":498854},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.292896,"noise_level":-23.535273,"freq_skew":0.934032,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":20.000000,"flags":246,"pdu_id":28533,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":32,"ack":15,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489669,"usec":502020},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.766939,"noise_level":-23.483234,"freq_skew":1.371811,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489670,"usec":261665},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560521,"noise_level":-23.215019,"freq_skew":0.578720,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":413,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":16,"ack":31,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489672,"usec":547254},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570754,"noise_level":-22.931778,"freq_skew":1.543339,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489673,"usec":301382},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575783,"noise_level":-22.835951,"freq_skew":1.639612,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489673,"usec":302053},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962486,"noise_level":-22.823917,"freq_skew":-0.559330,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1055,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489673,"usec":302856},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590972,"noise_level":-23.410948,"freq_skew":0.478411,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":413,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":16,"ack":31,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489674,"usec":65330},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497931,"noise_level":-23.232693,"freq_skew":0.543746,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44815,"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":[117,72,106,11]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489674,"usec":74418},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856992,"noise_level":-24.007902,"freq_skew":0.946669,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":688,"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":1784489674,"usec":838434},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.944396,"noise_level":-23.683346,"freq_skew":-1.883669,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"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":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489675,"usec":583619},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527163,"noise_level":-23.617229,"freq_skew":0.986077,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489676,"usec":348725},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671110,"noise_level":-23.667793,"freq_skew":0.542696,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":413,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":16,"ack":31,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489676,"usec":349776},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723401,"noise_level":-23.628136,"freq_skew":0.865496,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":1784489676,"usec":356680},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634704,"noise_level":-23.602972,"freq_skew":0.462602,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-6.400000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489677,"usec":113855},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984303,"noise_level":-23.563606,"freq_skew":-1.456802,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7,"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":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489677,"usec":874610},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668950,"noise_level":-23.485308,"freq_skew":-0.894835,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":212,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489678,"usec":641259},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748404,"noise_level":-23.719805,"freq_skew":1.015241,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784489680,"usec":925021},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.502984,"noise_level":-23.317711,"freq_skew":-1.777071,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489680,"usec":927634},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.114111,"noise_level":-23.413872,"freq_skew":-1.449889,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":696,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":16664,"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":[248,128]},{"name":"atn_checksum","value":[240,89,212,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489681,"usec":682988},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026831,"noise_level":-23.657337,"freq_skew":0.187161,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44970,"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":[227,215,104,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489681,"usec":688357},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003919,"noise_level":-23.700485,"freq_skew":-1.474834,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"priority":8,"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":27916,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[33,99,104,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489681,"usec":690208},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.786994,"noise_level":-23.647449,"freq_skew":-1.378689,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":698,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27916,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[31,105,158,77]}]}],"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":[1,3,27,1,5046515,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"LGL704","long_tsap":{"rdp":[65,76,71,76,0],"short_tsap":{"ars":[77,0,243],"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":[65,76,71,76,0],"short_tsap":{"ars":[77,0,243],"loc_sys_nsel_tsel":[0,1,0,0,0,0,0,1,1,22,0]}}}}}}],"departure_airport":"GCLP","destination_airport":"ELLX"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489682,"usec":449906},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767140,"noise_level":-23.412708,"freq_skew":0.630032,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":2020,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[171,116]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489682,"usec":456800},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.180362,"noise_level":-24.470016,"freq_skew":-1.323446,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489683,"usec":204681},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917405,"noise_level":-24.590317,"freq_skew":-1.375356,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"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":27916,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[148,3,99,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489683,"usec":204681},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.917405,"noise_level":-24.590317,"freq_skew":-1.375356,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":700,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":16664,"dst_ref":27916,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[31,234,62,81]}],"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":1784489683,"usec":206102},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.783144,"noise_level":-24.697395,"freq_skew":1.618218,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2005,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[23,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489683,"usec":206378},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006373,"noise_level":-24.682487,"freq_skew":-0.007110,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":26503,"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":[53,144,177,75]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489683,"usec":208659},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367807,"noise_level":-24.608347,"freq_skew":0.490089,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":2021,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44785,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[135,133]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":34,"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":1784489683,"usec":966136},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.172655,"noise_level":-24.303684,"freq_skew":2.399276,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":381,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489683,"usec":968367},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716136,"noise_level":-24.645739,"freq_skew":0.821412,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489683,"usec":971783},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.257815,"noise_level":-24.542551,"freq_skew":-1.454831,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489683,"usec":972662},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451170,"noise_level":-25.036873,"freq_skew":0.646638,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-6.400000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489683,"usec":973024},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867694,"noise_level":-25.021374,"freq_skew":0.582559,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489684,"usec":732287},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.740116,"noise_level":-24.867897,"freq_skew":-0.429210,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489684,"usec":734000},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587691,"noise_level":-24.792164,"freq_skew":0.529651,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489684,"usec":737436},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697081,"noise_level":-25.535828,"freq_skew":1.009866,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784489684,"usec":737529},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297671,"noise_level":-25.535828,"freq_skew":-1.604064,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489685,"usec":492858},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901700,"noise_level":-25.536388,"freq_skew":-1.614003,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":203,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[10,3,88,13]},{"name":"subseq_num","value":6}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489685,"usec":497036},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883935,"noise_level":-25.341433,"freq_skew":0.114617,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":235,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52725,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[9,215,140,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489685,"usec":498366},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641627,"noise_level":-25.277407,"freq_skew":0.380954,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52725,"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":[219,55,120,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489686,"usec":262770},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465180,"noise_level":-24.781517,"freq_skew":0.247106,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489690,"usec":78740},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429958,"noise_level":-23.577347,"freq_skew":-0.343535,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":797,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489690,"usec":82997},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756601,"noise_level":-23.538097,"freq_skew":0.761764,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489691,"usec":585798},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656896,"noise_level":-23.263756,"freq_skew":-2.771302,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"AT851W","msg_num":"D06","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021 5983058HAMMMN1 190719342769 -24.0-51.3 369980.7831439600\r\n8515CRS A01 02  0  0  0  0N 3935.1W  3 9.9 14080242 63"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489691,"usec":591809},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613317,"noise_level":-23.847979,"freq_skew":-0.140892,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489692,"usec":361535},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360091,"noise_level":-23.503193,"freq_skew":0.651784,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-6.400000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489693,"usec":106308},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.596114,"noise_level":-24.231846,"freq_skew":-1.378215,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489693,"usec":107485},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804140,"noise_level":-24.326193,"freq_skew":0.703588,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"VY29EB","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489693,"usec":111153},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.045632,"noise_level":-24.255020,"freq_skew":-1.295300,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"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":16665,"dst_ref":33999,"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":[9,218,179,75]}]}],"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":1784489693,"usec":114647},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942203,"noise_level":-24.602150,"freq_skew":0.818071,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489693,"usec":879881},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971869,"noise_level":-24.469263,"freq_skew":-1.290902,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":702,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33999,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[21,163,27,53]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":34,"sec":52}},"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":1784489693,"usec":883643},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.996319,"noise_level":-24.310879,"freq_skew":0.509576,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489694,"usec":634188},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798553,"noise_level":-24.268179,"freq_skew":0.689105,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"W60477","msg_num":"M16","msg_num_seq":"A","msg_text":"/LPPT.TI2/024LPPTA93DE"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489694,"usec":635218},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500338,"noise_level":-24.225691,"freq_skew":-2.658479,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489695,"usec":393456},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029765,"noise_level":-24.443745,"freq_skew":-1.385349,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489695,"usec":396506},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451307,"noise_level":-24.307577,"freq_skew":0.506207,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489696,"usec":153694},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488038,"noise_level":-24.068434,"freq_skew":0.485993,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":2022,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":15,"dst_ref":34001,"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":[29,242]},{"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":1784489696,"usec":925794},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.571077,"noise_level":-23.530430,"freq_skew":-0.883524,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":55,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29581,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,232]},{"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":1784489696,"usec":928503},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748917,"noise_level":-23.426720,"freq_skew":-1.628521,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489696,"usec":928701},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624550,"noise_level":-23.426720,"freq_skew":0.388625,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489697,"usec":690140},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459126,"noise_level":-24.311611,"freq_skew":0.740549,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489698,"usec":443997},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924638,"noise_level":-24.799175,"freq_skew":-1.867983,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52667,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[192,183,69,183]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489698,"usec":445368},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455932,"noise_level":-24.739010,"freq_skew":-0.907533,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3564,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[229,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489698,"usec":448963},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635216,"noise_level":-24.590399,"freq_skew":-1.693314,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52667,"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":[127,68,202,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489698,"usec":449445},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711658,"noise_level":-24.948689,"freq_skew":0.708698,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"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":44797,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[162,188,198,123]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44797,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[122,112,168,39]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":34,"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":1784489699,"usec":213809},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.458045,"noise_level":-25.715458,"freq_skew":-1.525349,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489699,"usec":217389},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921515,"noise_level":-25.565804,"freq_skew":-1.278890,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":33999,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[91,216,252,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489699,"usec":974769},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888684,"noise_level":-25.163137,"freq_skew":-1.485403,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":704,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33999,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[176,165,47,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489699,"usec":975209},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606930,"noise_level":-25.147411,"freq_skew":0.786466,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489699,"usec":977624},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747778,"noise_level":-25.038128,"freq_skew":-1.487606,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":705,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33999,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[15,142,79,176]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":34,"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":1784489700,"usec":738649},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.052162,"noise_level":-24.643845,"freq_skew":-1.269405,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489702,"usec":263446},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660859,"noise_level":-24.679901,"freq_skew":0.636264,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"_d","blk_id":"2","ack":"O","flight":"W60477","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489703,"usec":19709},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767159,"noise_level":-24.981800,"freq_skew":0.802998,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"_d","blk_id":"3","ack":"P","flight":"W60477","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489703,"usec":779433},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615585,"noise_level":-24.708689,"freq_skew":-0.965041,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3565,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[162,172]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489703,"usec":787189},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582103,"noise_level":-24.955704,"freq_skew":0.821336,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7723,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[20,246,150,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489704,"usec":546632},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388078,"noise_level":-24.698307,"freq_skew":-0.201026,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":798,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[211,170,205,0]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489705,"usec":309473},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.214900,"noise_level":-24.304558,"freq_skew":0.860084,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489705,"usec":310506},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876256,"noise_level":-24.261890,"freq_skew":-1.411594,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489706,"usec":64739},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531982,"noise_level":-24.079378,"freq_skew":3.537349,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"HV037B","msg_num":"M23","msg_num_seq":"A","msg_text":"/LPFR.TI2/064LPFRA097D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489706,"usec":68796},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037122,"noise_level":-23.914244,"freq_skew":-1.632461,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":921,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44936,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,134,244,59]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489706,"usec":70970},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.258587,"noise_level":-23.846355,"freq_skew":0.703403,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489706,"usec":823285},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640834,"noise_level":-23.765581,"freq_skew":1.197131,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489707,"usec":595681},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543369,"noise_level":-23.258104,"freq_skew":3.519085,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489708,"usec":350314},"freq":136975000,"burst_len_octets":182,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951201,"noise_level":-22.886963,"freq_skew":0.878689,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"A9","blk_id":"C","ack":"!","msg_text":"/LISCAYA.TI2/LPFR ARR ATIS B\r\n1930Z EXP ILS APCH\r\nRWY IN USE 28\r\nTRL 55\r\nWND TDZ 320 DEG 12 KT\r\nCAVOK\r\nT 28 DP 15 QNH 1013\r\nACK ARR INFO B\r\n\r\n\r\nDC0C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489709,"usec":121544},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759467,"noise_level":-22.704430,"freq_skew":3.598163,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"_d","blk_id":"2","ack":"C","flight":"HV037B","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489709,"usec":882365},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.114492,"noise_level":-23.379818,"freq_skew":0.774068,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489710,"usec":637155},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.183123,"noise_level":-23.152107,"freq_skew":0.915621,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489710,"usec":640488},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.175034,"noise_level":-23.558674,"freq_skew":0.825182,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489710,"usec":640943},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754781,"noise_level":-23.545599,"freq_skew":0.646264,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23939,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14940,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[155,31,64,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489710,"usec":641906},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765796,"noise_level":-23.532543,"freq_skew":-1.654129,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489711,"usec":403614},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548601,"noise_level":-23.783108,"freq_skew":0.431483,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":651,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29640,"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":[199,89,56,235]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489711,"usec":406915},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.919546,"noise_level":-23.676353,"freq_skew":1.024569,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":28891,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489712,"usec":159524},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937506,"noise_level":-23.518637,"freq_skew":3.513591,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489712,"usec":161026},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.341213,"noise_level":-24.550753,"freq_skew":0.960301,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784489712,"usec":164380},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746563,"noise_level":-24.492281,"freq_skew":-0.661035,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489712,"usec":917877},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519926,"noise_level":-24.319187,"freq_skew":-0.989050,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489712,"usec":926853},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.198466,"noise_level":-25.192608,"freq_skew":2.265010,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489713,"usec":686469},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.956581,"noise_level":-26.250042,"freq_skew":1.486915,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489715,"usec":217651},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365279,"noise_level":-25.177502,"freq_skew":-0.447052,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784489715,"usec":219145},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772133,"noise_level":-25.743721,"freq_skew":0.869577,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":28891,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489715,"usec":968164},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951038,"noise_level":-25.429752,"freq_skew":0.922855,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489715,"usec":974178},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527379,"noise_level":-25.317814,"freq_skew":-1.130322,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489716,"usec":735353},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820905,"noise_level":-25.275480,"freq_skew":-0.602210,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489718,"usec":261577},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491498,"noise_level":-24.558527,"freq_skew":0.676166,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"17","blk_id":"4","ack":"!","flight":"W60477","msg_num":"M17","msg_num_seq":"A","msg_text":"193512,34987,2033, 10200,N 40.021,W  4.491,19JUL26,23848,  58,- 51"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489719,"usec":14063},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.082253,"noise_level":-24.412947,"freq_skew":-0.699019,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":383,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489719,"usec":783735},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090593,"noise_level":-25.026031,"freq_skew":0.757106,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489722,"usec":60882},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591676,"noise_level":-23.921850,"freq_skew":0.688590,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489722,"usec":833290},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.146678,"noise_level":-23.842377,"freq_skew":1.526350,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489723,"usec":592852},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000849,"noise_level":-23.510815,"freq_skew":2.138585,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489724,"usec":355562},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560561,"noise_level":-23.375828,"freq_skew":0.040671,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":237,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44881,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[225,223,204,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489725,"usec":876499},"freq":136975000,"burst_len_octets":102,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746149,"noise_level":-23.235050,"freq_skew":-0.963072,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"80","blk_id":"6","ack":"!","flight":"UX7319","msg_num":"M43","msg_num_seq":"A","msg_text":"3701 INRANG 7319/19 LEVX/LEMD .EC-LUT\r\n/ETA 1955/ERT     "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489726,"usec":640033},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502537,"noise_level":-24.144760,"freq_skew":0.966062,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489727,"usec":403832},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.066810,"noise_level":-23.923635,"freq_skew":1.356833,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":701,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44942,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[153,216,190,128]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":35,"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":1784489728,"usec":162497},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.919895,"noise_level":-23.407112,"freq_skew":1.653769,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489728,"usec":924273},"freq":136975000,"burst_len_octets":1014,"hdr_bits_fixed":0,"octets_corrected_by_fec":6,"idx":0,"sig_level":-5.057507,"noise_level":-23.191227,"freq_skew":0.096395,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAQ","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"W60299","msg_num":"D13","msg_num_seq":"B","sublabel":"DF","msg_text":"181/X10689,0108,0041,0086,00356,0080/Y10691,0108,0025,0082,00356,0098/Z10305,0002,050,1025,00000,00000/1F0306,0002,046,1008,00001,00000/1G0249,0841,0821,000,001,004,-071/1H0250,0770,0821,001,006,006,-061/1J0593,00817,0199,-300,0000,001,003/1K0594,00818,0224,-300,0000,001,005/1L00000,00000,00000,00000,0138,0005/1M00001,00001,00000,00000,0137,0006/1N0008,0002,00000,00000,00000,03624/1O0002,0003,00000,00000,00000,14369/1P0593,---/1Q0594,---/1R22280,181A2,042C0,00000,00040,00000/1S22280,182A2,042C0,00000,00040,00000/1T00000,0000C,04000,100A1,12940,10000/1U00000,0000C,04000,100A1,5C5C0,10000/1V00020,00000,XXXXX,00000,08000,00000/1W00020,00000,XXXXX,00000,08000,00000/1X40000,XXXXX,XXXXX,00000,00000,XXXXX/1Y43000,XXXXX,XXXXX,00000,00000,XXXXX/1Z00041,40080,00000,00000,XXXXX,XXXXX/AA00041,40080,00000,00000,XXXXX,XXXXX/AB00600,38000,00004,00000,00D08,08B00/AC01800,38004,00004,00000,00DF4,08B00/AD10864,-----,-----,-----,XXXXX/AE35864,-----,-----,-----,XXXXX/:"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489729,"usec":686305},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.496422,"noise_level":-23.017384,"freq_skew":1.490171,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":702,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44942,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[172,5,187,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489730,"usec":446328},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885317,"noise_level":-22.620872,"freq_skew":0.752852,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489731,"usec":212804},"freq":136975000,"burst_len_octets":102,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751867,"noise_level":-22.241676,"freq_skew":-0.972932,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"80","blk_id":"6","ack":"!","flight":"UX7319","msg_num":"M43","msg_num_seq":"A","msg_text":"3701 INRANG 7319/19 LEVX/LEMD .EC-LUT\r\n/ETA 1955/ERT     "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489731,"usec":213404},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759093,"noise_level":-23.216591,"freq_skew":1.294479,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489731,"usec":214152},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411014,"noise_level":-23.204021,"freq_skew":0.816391,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784489732,"usec":731478},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.062493,"noise_level":-22.859249,"freq_skew":0.243100,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489733,"usec":495287},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926644,"noise_level":-22.400753,"freq_skew":0.064809,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":238,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489734,"usec":256578},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627254,"noise_level":-22.603466,"freq_skew":0.503807,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489734,"usec":259076},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065782,"noise_level":-23.057482,"freq_skew":0.224963,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489735,"usec":23640},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885387,"noise_level":-23.224247,"freq_skew":0.727406,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7782,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":76,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[175,239,221,80]}]}],"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":7,"day":19},"time":{"hour":19,"min":35,"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":"LFRR","facility_name":"BREST","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":124.065000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489735,"usec":24887},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757403,"noise_level":-23.174030,"freq_skew":0.705621,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489735,"usec":783513},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726662,"noise_level":-22.976021,"freq_skew":0.671192,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[232,71,57,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489735,"usec":785937},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646122,"noise_level":-22.918064,"freq_skew":-0.068283,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44800,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[251,199,29,23]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44800,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[175,245,115,59]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":35,"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":1784489735,"usec":786895},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527178,"noise_level":-22.893789,"freq_skew":-1.107003,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489736,"usec":536472},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959629,"noise_level":-23.654709,"freq_skew":1.085436,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7783,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[105,195,200,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489736,"usec":536793},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422918,"noise_level":-23.641491,"freq_skew":-0.140789,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52699,"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":[155,4,120,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489737,"usec":303999},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.805819,"noise_level":-23.291952,"freq_skew":0.894395,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489737,"usec":306259},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503780,"noise_level":-23.203583,"freq_skew":-0.154743,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489737,"usec":310338},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.002739,"noise_level":-23.103676,"freq_skew":0.303221,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489740,"usec":359303},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.349217,"noise_level":-22.682289,"freq_skew":-1.847393,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489741,"usec":871330},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583749,"noise_level":-22.277851,"freq_skew":-0.168147,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":801,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44800,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[237,39,161,252]}]}],"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":7,"day":19},"time":{"hour":19,"min":35,"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":1784489741,"usec":872425},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773622,"noise_level":-22.244045,"freq_skew":0.625826,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489741,"usec":873446},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400307,"noise_level":-22.210371,"freq_skew":-0.194542,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":802,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52699,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[183,37,196,126]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":35,"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":1784489741,"usec":875014},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721574,"noise_level":-22.165672,"freq_skew":0.919563,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7795,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":76,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[190,144,250,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489741,"usec":878059},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990735,"noise_level":-22.820107,"freq_skew":0.844095,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"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":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40619,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[62,20,107,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489742,"usec":641873},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.306199,"noise_level":-22.748297,"freq_skew":-1.891144,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":922,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489742,"usec":645138},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298443,"noise_level":-22.857235,"freq_skew":-0.266069,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489742,"usec":646988},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794940,"noise_level":-22.797096,"freq_skew":0.657219,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7796,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":44800,"dst_ref":76,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[9,29,50,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489742,"usec":646988},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.794940,"noise_level":-22.797096,"freq_skew":0.657219,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":77,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[1,143,206,19]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":35,"sec":41}},"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":1784489742,"usec":649534},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911108,"noise_level":-22.701733,"freq_skew":0.658085,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":20.000000,"flags":246,"pdu_id":29125,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489743,"usec":403225},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.156334,"noise_level":-22.607405,"freq_skew":-0.308124,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489743,"usec":405141},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.032725,"noise_level":-22.537327,"freq_skew":0.092843,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489743,"usec":405361},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399872,"noise_level":-22.537327,"freq_skew":-0.127159,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":76,"dst_ref":44800,"variable_part_params":[{"name":"atn_checksum","value":[241,98,252,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489743,"usec":406560},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451040,"noise_level":-23.415232,"freq_skew":-0.207221,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":804,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52699,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[205,238,120,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489743,"usec":408342},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926167,"noise_level":-23.351116,"freq_skew":0.887759,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":23981,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489743,"usec":408342},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.926167,"noise_level":-23.351116,"freq_skew":0.887759,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"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":1784489743,"usec":408894},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.031176,"noise_level":-23.338352,"freq_skew":-0.692454,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489743,"usec":409078},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655257,"noise_level":-23.325603,"freq_skew":0.397112,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489744,"usec":161009},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699329,"noise_level":-23.284485,"freq_skew":0.720879,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40623,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":77,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[171,178,235,176]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":35,"sec":41}},"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":1784489744,"usec":170064},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384454,"noise_level":-23.151693,"freq_skew":3.332517,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9348,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784489744,"usec":923535},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688931,"noise_level":-23.064732,"freq_skew":-0.321851,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489744,"usec":924136},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406217,"noise_level":-23.052378,"freq_skew":2.328698,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489744,"usec":927268},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581751,"noise_level":-24.215002,"freq_skew":-0.173722,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52699,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[35,187,170,6]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52699,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[24,54,231,230]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":35,"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":1784489744,"usec":927918},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.094702,"noise_level":-24.200901,"freq_skew":0.654772,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":652,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45020,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[64,98,179,43]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489745,"usec":678854},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.342256,"noise_level":-25.124037,"freq_skew":0.681743,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489745,"usec":679834},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667754,"noise_level":-25.077160,"freq_skew":0.671689,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40624,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[147,224,157,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489745,"usec":681937},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787197,"noise_level":-25.335529,"freq_skew":-0.610950,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489745,"usec":686641},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728117,"noise_level":-25.176449,"freq_skew":0.826442,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784489746,"usec":442226},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024458,"noise_level":-24.943163,"freq_skew":0.812446,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489746,"usec":444557},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.179974,"noise_level":-24.851574,"freq_skew":-0.116478,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489747,"usec":975536},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633431,"noise_level":-24.410789,"freq_skew":-0.976497,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3566,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[34,201]},{"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":1784489750,"usec":265882},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983414,"noise_level":-23.386965,"freq_skew":-1.810111,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489751,"usec":17689},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877892,"noise_level":-23.947544,"freq_skew":-2.767738,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"AT851W","msg_num":"D07","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021 6583058HAMMMN1 190719352784 -24.2-52.0 370020.7931438800\r\n8515CRS A01 02  0  0  0  0N 3928.4W  312.0 14040241 65"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489754,"usec":72021},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.130383,"noise_level":-22.793140,"freq_skew":-2.659594,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489755,"usec":582823},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658914,"noise_level":-22.684811,"freq_skew":-0.720553,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"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":56,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[173,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489755,"usec":588938},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891469,"noise_level":-22.585438,"freq_skew":-0.533724,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"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":52677,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[190,131,134,134]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489755,"usec":593360},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127356,"noise_level":-22.538773,"freq_skew":0.950921,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489756,"usec":348721},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.319688,"noise_level":-22.446190,"freq_skew":-0.003454,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489756,"usec":349871},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.122737,"noise_level":-22.411724,"freq_skew":-0.981293,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3567,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44835,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[218,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489756,"usec":351858},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.618731,"noise_level":-23.248688,"freq_skew":-1.732198,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":923,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44936,"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":[12,59,223,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489756,"usec":354445},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452206,"noise_level":-23.160753,"freq_skew":0.672702,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.500000,"lon":-6.200000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489756,"usec":355772},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827840,"noise_level":-23.148262,"freq_skew":-0.768444,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489756,"usec":356975},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740077,"noise_level":-23.269524,"freq_skew":0.324397,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489756,"usec":357049},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877487,"noise_level":-23.269524,"freq_skew":-0.878869,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44835,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[93,225]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784489757,"usec":111606},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604329,"noise_level":-23.774464,"freq_skew":0.618937,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"VY29EB","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489757,"usec":112891},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423468,"noise_level":-23.720974,"freq_skew":0.668626,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489757,"usec":117086},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042332,"noise_level":-23.654573,"freq_skew":-0.619138,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489757,"usec":885954},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548601,"noise_level":-23.190903,"freq_skew":-0.954919,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489757,"usec":886090},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.215217,"noise_level":-23.190903,"freq_skew":0.834019,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40656,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[50,220,232,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489758,"usec":630821},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573333,"noise_level":-23.436829,"freq_skew":0.829487,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489758,"usec":631288},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700942,"noise_level":-23.423935,"freq_skew":-0.484725,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"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":52677,"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":[220,101,222,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489758,"usec":636984},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.126086,"noise_level":-23.657534,"freq_skew":-0.480332,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"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":56,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[173,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489759,"usec":404906},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012653,"noise_level":-23.513165,"freq_skew":0.963347,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489759,"usec":412865},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750857,"noise_level":-23.244038,"freq_skew":1.449022,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHT","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"TO18KQ","msg_num":"M05","msg_num_seq":"A","msg_text":"/LPPR.TI2/024LPPRA3978"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489760,"usec":162822},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739166,"noise_level":-23.181171,"freq_skew":0.877980,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489760,"usec":163317},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700513,"noise_level":-23.168655,"freq_skew":0.888117,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489760,"usec":917334},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739876,"noise_level":-23.771275,"freq_skew":-1.307352,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489761,"usec":682561},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625752,"noise_level":-23.635307,"freq_skew":-0.558414,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"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":52677,"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":[220,101,222,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489761,"usec":683311},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.201688,"noise_level":-24.180815,"freq_skew":0.837882,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489761,"usec":684593},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616776,"noise_level":-24.124773,"freq_skew":0.765638,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489763,"usec":204696},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784829,"noise_level":-23.817966,"freq_skew":0.612583,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489763,"usec":213623},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.501938,"noise_level":-23.631252,"freq_skew":0.006736,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44970,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[182,159,71,225]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44970,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[82,48,65,177]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":36,"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":1784489763,"usec":217548},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.724814,"noise_level":-23.500305,"freq_skew":1.716055,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489763,"usec":980936},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.436357,"noise_level":-23.484833,"freq_skew":0.103485,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489764,"usec":731760},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006117,"noise_level":-23.394489,"freq_skew":1.426716,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHT","mode":"2","label":"_d","blk_id":"7","ack":"W","flight":"TO18KQ","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489765,"usec":490294},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832912,"noise_level":-23.641296,"freq_skew":-0.555432,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":57,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[94,78]},{"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":1784489765,"usec":494522},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.339879,"noise_level":-23.471249,"freq_skew":-1.464726,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489766,"usec":251817},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681415,"noise_level":-23.636978,"freq_skew":0.606746,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489766,"usec":256420},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610128,"noise_level":-24.194000,"freq_skew":1.064130,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489767,"usec":20445},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.088327,"noise_level":-23.957920,"freq_skew":0.200497,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44970,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[126,203,175,97]}]}],"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":7,"day":19},"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":1784489767,"usec":22956},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.237241,"noise_level":-23.876110,"freq_skew":0.065510,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":273,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26503,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[220,237,159,72]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"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":1784489767,"usec":793371},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883416,"noise_level":-23.626884,"freq_skew":-1.024621,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44835,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[15,150]}]}],"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":7,"day":19},"time":{"hour":19,"min":36,"sec":5}},"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":1784489767,"usec":793584},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.387597,"noise_level":-23.626884,"freq_skew":0.998761,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":29263,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489768,"usec":537942},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-5.160738,"noise_level":-23.548119,"freq_skew":-0.094458,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489768,"usec":539125},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489531,"noise_level":-23.509003,"freq_skew":-0.080356,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":1784489768,"usec":540100},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.298845,"noise_level":-24.139675,"freq_skew":-0.086566,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":26503,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[153,123,202,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489768,"usec":545595},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917514,"noise_level":-24.097809,"freq_skew":-1.248770,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3570,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29635,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[64,128]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":36,"sec":5}},"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":1784489768,"usec":548412},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.376987,"noise_level":-23.987139,"freq_skew":-2.710788,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489768,"usec":548747},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.140802,"noise_level":-24.279613,"freq_skew":1.615247,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHT","mode":"2","label":"_d","blk_id":"7","ack":"W","flight":"TO18KQ","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489769,"usec":301184},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.233705,"noise_level":-24.138596,"freq_skew":0.939741,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489769,"usec":308780},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529171,"noise_level":-23.944941,"freq_skew":-1.026316,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":4,"unknown_proto":{"data":[161,193]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489770,"usec":70705},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318890,"noise_level":-23.675573,"freq_skew":0.702223,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489770,"usec":71907},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798351,"noise_level":-23.622686,"freq_skew":-1.470048,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489770,"usec":72549},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298349,"noise_level":-23.609514,"freq_skew":-1.143502,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489770,"usec":820153},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771565,"noise_level":-23.731068,"freq_skew":0.530408,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489770,"usec":822149},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661043,"noise_level":-23.638138,"freq_skew":-1.158211,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3571,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":13,"dst_ref":44835,"variable_part_params":[{"name":"checksum","value":[132,12]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489770,"usec":824811},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772820,"noise_level":-23.585482,"freq_skew":0.846274,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784489770,"usec":826507},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680226,"noise_level":-23.507088,"freq_skew":-0.878218,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3572,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[52,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489770,"usec":827005},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877162,"noise_level":-23.494089,"freq_skew":-0.912751,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489771,"usec":594284},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065937,"noise_level":-23.180420,"freq_skew":0.872116,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784489772,"usec":360361},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756621,"noise_level":-22.982269,"freq_skew":-0.917967,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3573,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[48,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489772,"usec":362003},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.032554,"noise_level":-23.612556,"freq_skew":1.306043,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489772,"usec":363992},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850978,"noise_level":-23.533916,"freq_skew":-0.999247,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3574,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29635,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[236,86]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":36,"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":1784489773,"usec":876621},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928513,"noise_level":-22.990261,"freq_skew":-1.085170,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489774,"usec":641085},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911411,"noise_level":-23.702440,"freq_skew":2.235063,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"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":44847,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[127,115,159,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489774,"usec":641521},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542291,"noise_level":-24.814693,"freq_skew":0.765850,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489774,"usec":643330},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753833,"noise_level":-24.724443,"freq_skew":0.237858,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44881,"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":[75,13,97,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489774,"usec":644319},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687418,"noise_level":-24.883354,"freq_skew":-1.205409,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"GMMN"},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489774,"usec":654883},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008919,"noise_level":-24.732273,"freq_skew":-1.182642,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROT","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"AT819I","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489775,"usec":402801},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764109,"noise_level":-24.628059,"freq_skew":-1.029528,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489775,"usec":403932},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779411,"noise_level":-25.466871,"freq_skew":-1.036729,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_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":"00400222","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,0,146,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489775,"usec":410107},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608416,"noise_level":-25.385757,"freq_skew":0.605668,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489776,"usec":170509},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876551,"noise_level":-25.506668,"freq_skew":-1.076861,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489776,"usec":921723},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914627,"noise_level":-25.408976,"freq_skew":0.622557,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489777,"usec":691261},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.285736,"noise_level":-24.844828,"freq_skew":-0.012463,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489779,"usec":222881},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.783011,"noise_level":-23.910685,"freq_skew":-0.422738,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":73,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1056,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33995,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[128,102,101,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489780,"usec":726896},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.542736,"noise_level":-23.537310,"freq_skew":-0.646309,"avlc":{"src":{"addr":"4ACA82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":73,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1057,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33995,"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":[8,252,184,239]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489780,"usec":742461},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.714545,"noise_level":-23.267445,"freq_skew":0.092073,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489781,"usec":490294},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.133043,"noise_level":-23.104496,"freq_skew":0.126927,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":276,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26503,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[68,21,47,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489782,"usec":268690},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544443,"noise_level":-22.680395,"freq_skew":-1.014522,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX7319","msg_num":"F43","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40371W004325,AVILA,193620,171,DAQSE,194029,URRIF,M8,226034,8678EF"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489783,"usec":16400},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772800,"noise_level":-23.445919,"freq_skew":0.448601,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489783,"usec":17282},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.597084,"noise_level":-24.362068,"freq_skew":-0.006078,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":26503,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[183,180,42,206]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489783,"usec":27418},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656457,"noise_level":-24.219715,"freq_skew":2.278712,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489786,"usec":65646},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.650335,"noise_level":-23.083181,"freq_skew":0.046654,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":278,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26503,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[13,129,92,121]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26503,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[35,230,250,207]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":36,"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":1784489786,"usec":66764},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701804,"noise_level":-23.140789,"freq_skew":-1.171220,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX7319","msg_num":"F43","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40371W004325,AVILA,193620,171,DAQSE,194029,URRIF,M8,226034,8678EF"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489786,"usec":73002},"freq":136975000,"burst_len_octets":130,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598836,"noise_level":-24.065247,"freq_skew":1.447085,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NUZ","mode":"2","label":"28","blk_id":"4","ack":"!","flight":"UX5053","msg_num":"M05","msg_num_seq":"A","msg_text":"3D01 RMPSRV 5053/19 LEMD/LEZL .EC-NUZ/LAV N/CAB Y/MEDA N/SEC N/WCHR 0/UMNR 0/MAAS N\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489786,"usec":823046},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532139,"noise_level":-23.996170,"freq_skew":0.886980,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489786,"usec":835956},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.074652,"noise_level":-23.711906,"freq_skew":0.011430,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489787,"usec":589268},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760426,"noise_level":-23.685310,"freq_skew":-1.071239,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489788,"usec":348257},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513803,"noise_level":-23.540993,"freq_skew":0.732737,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":244,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[17,72,133,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489789,"usec":110711},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482553,"noise_level":-24.345268,"freq_skew":0.523498,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.500000,"lon":-6.100000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489789,"usec":111685},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794078,"noise_level":-24.302402,"freq_skew":0.640353,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489789,"usec":112953},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.052673,"noise_level":-24.448734,"freq_skew":1.576762,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489789,"usec":113484},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127468,"noise_level":-24.434250,"freq_skew":-0.377739,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":58,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29581,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,232]},{"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":1784489789,"usec":117814},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670317,"noise_level":-24.781422,"freq_skew":0.705766,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"VY29EB","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489789,"usec":117814},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.670317,"noise_level":-24.781422,"freq_skew":0.705766,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489789,"usec":880630},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826403,"noise_level":-24.514444,"freq_skew":1.008883,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489789,"usec":884845},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610652,"noise_level":-25.152056,"freq_skew":1.534792,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489790,"usec":634718},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701039,"noise_level":-24.812944,"freq_skew":-1.200625,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489792,"usec":162155},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410091,"noise_level":-24.074289,"freq_skew":0.618282,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"VY29EB","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489792,"usec":177159},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668032,"noise_level":-23.922884,"freq_skew":0.770462,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489792,"usec":930851},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774234,"noise_level":-23.707266,"freq_skew":0.570195,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":653,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489792,"usec":933899},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920123,"noise_level":-24.292593,"freq_skew":0.818525,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489793,"usec":685657},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570018,"noise_level":-23.902805,"freq_skew":0.688468,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44815,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[222,102,124,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489794,"usec":457332},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.168470,"noise_level":-24.034319,"freq_skew":0.662526,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":7889,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14941,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[146,195,233,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489795,"usec":209213},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502378,"noise_level":-23.735462,"freq_skew":0.794368,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"VY29EB","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489795,"usec":211246},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.162151,"noise_level":-23.722115,"freq_skew":0.540394,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489795,"usec":212136},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.670475,"noise_level":-24.044468,"freq_skew":0.803508,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489795,"usec":214918},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837797,"noise_level":-24.030643,"freq_skew":0.524283,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489795,"usec":220042},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804136,"noise_level":-23.975555,"freq_skew":0.901804,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":1784489795,"usec":965091},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949256,"noise_level":-23.934469,"freq_skew":0.572760,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45020,"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":[129,168,179,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489795,"usec":965445},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623883,"noise_level":-24.797501,"freq_skew":0.537565,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"VY29EB","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489795,"usec":966373},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520216,"noise_level":-24.752350,"freq_skew":-1.101619,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3575,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[44,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489795,"usec":972162},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716528,"noise_level":-24.559353,"freq_skew":-1.174398,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3576,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29635,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[205,65]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":36,"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":1784489796,"usec":731704},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629507,"noise_level":-24.663031,"freq_skew":0.916137,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784489797,"usec":493058},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777625,"noise_level":-24.629457,"freq_skew":-0.582799,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"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":59,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489797,"usec":494115},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.907509,"noise_level":-24.570454,"freq_skew":0.030345,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":279,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26503,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[195,12,94,171]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":36,"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":1784489797,"usec":496178},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849995,"noise_level":-24.511848,"freq_skew":-0.955152,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489798,"usec":261518},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.124037,"noise_level":-24.483671,"freq_skew":0.212224,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489799,"usec":13599},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.893939,"noise_level":-24.339331,"freq_skew":0.116562,"avlc":{"src":{"addr":"4D2425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":1784489799,"usec":14409},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589147,"noise_level":-24.296492,"freq_skew":0.745481,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"VY29EB","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489801,"usec":313900},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.143013,"noise_level":-23.100710,"freq_skew":-0.592350,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"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":59,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489802,"usec":833872},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.472343,"noise_level":-23.638664,"freq_skew":0.797503,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"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":254,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489802,"usec":837011},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577404,"noise_level":-23.586002,"freq_skew":0.752597,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":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":24032,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14940,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[155,31,64,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489803,"usec":590786},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862993,"noise_level":-23.584490,"freq_skew":0.680129,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":655,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29640,"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":[199,89,56,235]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489804,"usec":348666},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746063,"noise_level":-24.330233,"freq_skew":3.354712,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489804,"usec":352122},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.268391,"noise_level":-24.188396,"freq_skew":0.840748,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784489805,"usec":117802},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652198,"noise_level":-23.843624,"freq_skew":0.658668,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"VY29EB","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489805,"usec":869236},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843443,"noise_level":-24.022900,"freq_skew":-1.756213,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":204,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[130,138,177,178]},{"name":"subseq_num","value":7}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489805,"usec":869719},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998822,"noise_level":-24.585209,"freq_skew":0.264106,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52725,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[9,215,140,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489806,"usec":634201},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757170,"noise_level":-24.471693,"freq_skew":-0.430727,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"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":59,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489807,"usec":396767},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.339009,"noise_level":-24.125814,"freq_skew":0.204242,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489807,"usec":403563},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712831,"noise_level":-24.001009,"freq_skew":0.189003,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489807,"usec":404759},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.908665,"noise_level":-23.973518,"freq_skew":0.303780,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":52725,"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":[219,55,120,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489808,"usec":157958},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448283,"noise_level":-23.843857,"freq_skew":-1.710999,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489808,"usec":930342},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737113,"noise_level":-23.357449,"freq_skew":-1.967974,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489810,"usec":452203},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837440,"noise_level":-23.278044,"freq_skew":-1.757710,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489811,"usec":204177},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547403,"noise_level":-23.041525,"freq_skew":0.592946,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.500000,"lon":-6.000000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489811,"usec":206855},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024501,"noise_level":-22.955654,"freq_skew":-2.826345,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AT851W","msg_num":"D08","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021 7183058HAMMMN1 190719362799 -25.0-52.5 369970.7891438400\r\n8515CRS A01 02  0  0  0  0N 3921.8W  314.3 14000243 65"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489811,"usec":208207},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474047,"noise_level":-22.931274,"freq_skew":0.704626,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"VY29EB","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489811,"usec":209039},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662052,"noise_level":-22.906963,"freq_skew":0.613767,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489811,"usec":974672},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848030,"noise_level":-22.898376,"freq_skew":0.726119,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489814,"usec":264879},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515932,"noise_level":-22.214146,"freq_skew":0.842583,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"VY29EB","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489814,"usec":265774},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530891,"noise_level":-22.199390,"freq_skew":-2.700654,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489815,"usec":15950},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712673,"noise_level":-22.154749,"freq_skew":0.527061,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489815,"usec":18679},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280645,"noise_level":-22.066151,"freq_skew":0.570022,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"VY29EB","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489815,"usec":778711},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.260442,"noise_level":-22.341209,"freq_skew":0.616606,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489815,"usec":781516},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355794,"noise_level":-22.303019,"freq_skew":0.540645,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":414,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":16,"ack":31,"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":1784489815,"usec":784814},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303636,"noise_level":-22.246588,"freq_skew":-3.103495,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEXJ"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489816,"usec":540593},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.231301,"noise_level":-22.035425,"freq_skew":-1.686026,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489816,"usec":545022},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090158,"noise_level":-22.217766,"freq_skew":1.735420,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489817,"usec":303263},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583169,"noise_level":-22.934380,"freq_skew":-3.291957,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"15053207","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,86,135,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489817,"usec":303815},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617648,"noise_level":-22.922211,"freq_skew":0.635541,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489817,"usec":308667},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508496,"noise_level":-23.004763,"freq_skew":0.341705,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489818,"usec":61331},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517979,"noise_level":-22.822548,"freq_skew":-3.023501,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MTZ","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"YW1065","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489818,"usec":61812},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849631,"noise_level":-22.810535,"freq_skew":0.704302,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":1784489818,"usec":824301},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870770,"noise_level":-23.098244,"freq_skew":-3.259702,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489818,"usec":824586},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782743,"noise_level":-23.085846,"freq_skew":-0.624266,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489818,"usec":828307},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.267143,"noise_level":-22.950602,"freq_skew":-1.800066,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52667,"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":[127,68,202,55]}]},{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52667,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[192,183,69,183]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489818,"usec":829263},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.122323,"noise_level":-22.950602,"freq_skew":0.839210,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":690,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44797,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[162,188,198,123]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489820,"usec":351616},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454048,"noise_level":-23.398636,"freq_skew":0.983643,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489820,"usec":352052},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.324727,"noise_level":-23.385799,"freq_skew":-1.240425,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":33999,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[176,165,47,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489820,"usec":354800},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553838,"noise_level":-23.656836,"freq_skew":-2.996736,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489821,"usec":872827},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465902,"noise_level":-23.114147,"freq_skew":2.233374,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":299,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44847,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[242,185,85,58]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489823,"usec":394944},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.183368,"noise_level":-23.411163,"freq_skew":-1.707322,"avlc":{"src":{"addr":"4D00F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52667,"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":[127,68,202,55]}]},{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52667,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[192,183,69,183]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489823,"usec":399428},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779512,"noise_level":-23.283169,"freq_skew":-1.499898,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":33999,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[176,165,47,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489824,"usec":928079},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753662,"noise_level":-23.232418,"freq_skew":-1.542404,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":33999,"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":[196,145,10,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489825,"usec":680610},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483778,"noise_level":-23.448181,"freq_skew":0.581210,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489826,"usec":446937},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471195,"noise_level":-23.093779,"freq_skew":0.709187,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":415,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":16,"ack":35,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,86,76,71,0,52,36,213],"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":1784489826,"usec":449929},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410022,"noise_level":-23.460289,"freq_skew":0.755669,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489827,"usec":210368},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528543,"noise_level":-24.371880,"freq_skew":-2.877353,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784489827,"usec":212620},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474614,"noise_level":-24.328878,"freq_skew":0.779241,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":416,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":17,"ack":35,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":17,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,86,76,71,0,52,36,213]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,86,76,71,0,52,36,213]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489827,"usec":972929},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671956,"noise_level":-24.750809,"freq_skew":-0.971080,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3577,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29635,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[163,110]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":37,"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":1784489827,"usec":974089},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640191,"noise_level":-25.365908,"freq_skew":0.548680,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489827,"usec":975119},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627843,"noise_level":-25.317709,"freq_skew":0.917762,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":1784489827,"usec":979303},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.229283,"noise_level":-25.367327,"freq_skew":-2.567313,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489827,"usec":980420},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411585,"noise_level":-25.615162,"freq_skew":0.762230,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":418,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":19,"ack":36,"credit_offered":3,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489828,"usec":726929},"freq":136975000,"burst_len_octets":161,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658256,"noise_level":-26.494825,"freq_skew":1.311583,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NUZ","mode":"2","label":"28","blk_id":"5","ack":"!","flight":"UX5053","msg_num":"M06","msg_num_seq":"A","msg_text":"3D01 RMPSRV 5053/19 LEMD/LEZL .EC-NUZ/LAV N/CAB Y/MEDA N/SEC N/WCHR 0/UMNR 0/MAAS N\r\nETA2013\r\nNO DISPONEMOS DE APU\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489828,"usec":729356},"freq":136975000,"burst_len_octets":133,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496603,"noise_level":-26.367338,"freq_skew":0.577653,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":417,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":18,"ack":35,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":18,"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":[[71,0,39,65,86,76,71,0,52,36,213]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,86,76,71,0,52,36,213]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489828,"usec":732471},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738814,"noise_level":-26.241693,"freq_skew":-1.117175,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3578,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[33,114]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489830,"usec":256355},"freq":136975000,"burst_len_octets":133,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482157,"noise_level":-25.540182,"freq_skew":0.714754,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":417,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":18,"ack":35,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":18,"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":[[71,0,39,65,86,76,71,0,52,36,213]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,86,76,71,0,52,36,213]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489831,"usec":16485},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840521,"noise_level":-25.091717,"freq_skew":0.618190,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489831,"usec":19725},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632374,"noise_level":-25.847311,"freq_skew":0.907297,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":1784489831,"usec":785640},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786176,"noise_level":-25.350903,"freq_skew":1.554922,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489834,"usec":68952},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835750,"noise_level":-24.934219,"freq_skew":0.675496,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784489834,"usec":832066},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351845,"noise_level":-24.647734,"freq_skew":0.814800,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":1784489834,"usec":833670},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.034524,"noise_level":-24.588606,"freq_skew":-0.454994,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489835,"usec":584933},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492369,"noise_level":-24.356041,"freq_skew":0.776080,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489835,"usec":592125},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886040,"noise_level":-24.270411,"freq_skew":0.880580,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24071,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489835,"usec":592490},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.097023,"noise_level":-24.256220,"freq_skew":-0.232248,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489836,"usec":355978},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459037,"noise_level":-24.099932,"freq_skew":3.412964,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":9349,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784489837,"usec":116873},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.311544,"noise_level":-23.948082,"freq_skew":2.091223,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489837,"usec":877344},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760519,"noise_level":-24.031944,"freq_skew":0.800344,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":4,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489837,"usec":884091},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446496,"noise_level":-23.813633,"freq_skew":0.822309,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[242,82,96,174]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489838,"usec":639129},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711513,"noise_level":-23.706505,"freq_skew":0.712183,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489838,"usec":640500},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942313,"noise_level":-24.069748,"freq_skew":0.519711,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489838,"usec":643440},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701982,"noise_level":-23.959431,"freq_skew":1.007460,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24071,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489840,"usec":161719},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945978,"noise_level":-23.799366,"freq_skew":3.407711,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489840,"usec":162137},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.098001,"noise_level":-24.247332,"freq_skew":1.421433,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":703,"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":1784489840,"usec":171071},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445293,"noise_level":-24.009819,"freq_skew":3.213314,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":9349,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784489840,"usec":925001},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947474,"noise_level":-23.920715,"freq_skew":0.974946,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489841,"usec":686476},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520584,"noise_level":-23.898663,"freq_skew":0.791194,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489843,"usec":206557},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749954,"noise_level":-23.292589,"freq_skew":1.573472,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":2006,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,242]},{"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":1784489843,"usec":969307},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648967,"noise_level":-23.450068,"freq_skew":0.423871,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44815,"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":[117,72,106,11]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489844,"usec":734818},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.713811,"noise_level":-23.195400,"freq_skew":0.270829,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2610A5","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489845,"usec":505095},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709766,"noise_level":-22.866337,"freq_skew":-1.184580,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3579,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489845,"usec":506633},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602290,"noise_level":-22.830166,"freq_skew":0.401680,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489847,"usec":20573},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734873,"noise_level":-22.383759,"freq_skew":1.630585,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":2006,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,242]},{"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":1784489847,"usec":28439},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546315,"noise_level":-22.225208,"freq_skew":0.464405,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2023,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[171,116]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489848,"usec":545860},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861211,"noise_level":-22.297943,"freq_skew":0.465682,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489849,"usec":306671},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545870,"noise_level":-22.277765,"freq_skew":-0.512106,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784489849,"usec":311994},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.746840,"noise_level":-22.673836,"freq_skew":1.484889,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":704,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44942,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[172,5,187,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489850,"usec":78612},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634948,"noise_level":-22.729912,"freq_skew":0.785597,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489850,"usec":78835},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517141,"noise_level":-22.729912,"freq_skew":0.864184,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GNEO","mode":"2","label":"B9","blk_id":"3","ack":"!","flight":"TO99LM","msg_num":"J07","msg_num_seq":"A","msg_text":"/LFPO.TI2/000LFPOA162B"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489850,"usec":825410},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.259256,"noise_level":-23.979736,"freq_skew":1.364641,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489851,"usec":588863},"freq":136975000,"burst_len_octets":73,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874919,"noise_level":-23.961945,"freq_skew":-1.226582,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"GMMN"},{"name":"alternate_ground_stations","value":["298E25","2B3185","2A3D45"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489851,"usec":589896},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524265,"noise_level":-23.920925,"freq_skew":3.398327,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":9350,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489851,"usec":593730},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622263,"noise_level":-23.785568,"freq_skew":-3.226171,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":202,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489851,"usec":593730},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.622263,"noise_level":-23.785568,"freq_skew":-3.226171,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":202,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489852,"usec":352535},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.145545,"noise_level":-23.612700,"freq_skew":0.791210,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489852,"usec":355426},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695211,"noise_level":-23.552437,"freq_skew":-0.611295,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784489853,"usec":876678},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421254,"noise_level":-22.953358,"freq_skew":0.725109,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489854,"usec":636534},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.092182,"noise_level":-23.807911,"freq_skew":0.835429,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GNEO","mode":"2","label":"_d","blk_id":"4","ack":"V","flight":"TO99LM","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489854,"usec":642660},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724638,"noise_level":-23.678486,"freq_skew":-3.155592,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":202,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489855,"usec":400465},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378992,"noise_level":-24.391037,"freq_skew":0.922018,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GNEO","mode":"2","label":"_d","blk_id":"5","ack":"W","flight":"TO99LM","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489856,"usec":159005},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.640830,"noise_level":-24.120487,"freq_skew":1.525101,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489856,"usec":922015},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593019,"noise_level":-23.751549,"freq_skew":0.848535,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489856,"usec":928500},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.212100,"noise_level":-23.845558,"freq_skew":0.141144,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784489857,"usec":688084},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787758,"noise_level":-23.711361,"freq_skew":0.694976,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489858,"usec":443512},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.786049,"noise_level":-23.384670,"freq_skew":0.353934,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":44957,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[218,159,1,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489858,"usec":446517},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788406,"noise_level":-23.270008,"freq_skew":-3.054113,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":202,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489860,"usec":734622},"freq":136975000,"burst_len_octets":73,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829995,"noise_level":-22.592216,"freq_skew":-0.997577,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":6,"retry":1}},{"name":"dst_airport","value":"GMMN"},{"name":"alternate_ground_stations","value":["298E25","2B3185","2A3D45"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489861,"usec":507008},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773076,"noise_level":-22.920303,"freq_skew":-1.096897,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"00400222","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,0,146,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489862,"usec":257233},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.299298,"noise_level":-22.859728,"freq_skew":0.500533,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2024,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34001,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[146,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489862,"usec":258973},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749137,"noise_level":-22.811569,"freq_skew":-1.092286,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROT","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"AT819I","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489863,"usec":24943},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855969,"noise_level":-23.348103,"freq_skew":0.893600,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489863,"usec":30082},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923825,"noise_level":-23.233917,"freq_skew":-1.201995,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489863,"usec":780059},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.144820,"noise_level":-22.997677,"freq_skew":0.611606,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489863,"usec":782342},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413337,"noise_level":-22.960958,"freq_skew":0.762303,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-5.900000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489864,"usec":544892},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593634,"noise_level":-23.495888,"freq_skew":1.540080,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":2259,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489865,"usec":304413},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488337,"noise_level":-23.265846,"freq_skew":-0.199439,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":806,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52699,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[35,187,170,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489865,"usec":308582},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832009,"noise_level":-24.064772,"freq_skew":1.020685,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40823,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[147,224,157,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489865,"usec":309230},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598763,"noise_level":-24.245193,"freq_skew":0.156297,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2024,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34001,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[146,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489866,"usec":62042},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445379,"noise_level":-24.654169,"freq_skew":-0.278090,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"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":52699,"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":[70,242,108,58]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489866,"usec":63337},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784604,"noise_level":-25.175812,"freq_skew":1.012455,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489866,"usec":67483},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621489,"noise_level":-25.126995,"freq_skew":-0.146270,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":806,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52699,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[35,187,170,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489866,"usec":72177},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557061,"noise_level":-25.033459,"freq_skew":0.980965,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489866,"usec":72177},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.557061,"noise_level":-25.033459,"freq_skew":0.980965,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":1784489866,"usec":822674},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.189946,"noise_level":-25.002502,"freq_skew":-1.276800,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489867,"usec":593265},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863943,"noise_level":-25.122145,"freq_skew":-1.506373,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489867,"usec":593909},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619802,"noise_level":-25.472204,"freq_skew":0.018792,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489867,"usec":594491},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711435,"noise_level":-25.455912,"freq_skew":-0.378285,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":313,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489867,"usec":596067},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934014,"noise_level":-25.407211,"freq_skew":0.028383,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489870,"usec":640043},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926476,"noise_level":-24.237339,"freq_skew":-2.774460,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"AT851W","msg_num":"D09","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021 7783058HAMMMN1 190719372814 -26.0-53.3 370010.7881437600\r\n8515CRS A01 02  0  0  0  0N 3915.2W  316.4 13920241 65"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489870,"usec":640486},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656469,"noise_level":-24.695793,"freq_skew":-3.162401,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":202,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489872,"usec":159885},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576268,"noise_level":-24.519482,"freq_skew":0.787103,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-5.900000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489872,"usec":163742},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733986,"noise_level":-24.345852,"freq_skew":-3.306015,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":202,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489872,"usec":164862},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415796,"noise_level":-24.317247,"freq_skew":0.803799,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"VY29EB","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489872,"usec":164862},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.415796,"noise_level":-24.317247,"freq_skew":0.803799,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489874,"usec":447646},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692764,"noise_level":-24.101946,"freq_skew":0.655664,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489874,"usec":447741},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883111,"noise_level":-24.101946,"freq_skew":1.059676,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489874,"usec":448399},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589505,"noise_level":-24.880207,"freq_skew":0.674034,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44815,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[52,51,174,199]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44815,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[53,80,155,80]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":37,"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":1784489875,"usec":212426},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819686,"noise_level":-24.625004,"freq_skew":-1.508316,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":7,"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":205,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489875,"usec":215130},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528307,"noise_level":-24.725618,"freq_skew":0.555877,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"VY29EB","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489875,"usec":217461},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617193,"noise_level":-25.540211,"freq_skew":0.769725,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489875,"usec":221576},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684048,"noise_level":-25.425903,"freq_skew":0.557790,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489875,"usec":967518},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591480,"noise_level":-25.265177,"freq_skew":0.511900,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489875,"usec":970603},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560241,"noise_level":-25.369291,"freq_skew":0.545246,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":294,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":61,"dst_ref":29658,"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":[209,34,192,122]}]}],"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":1784489875,"usec":973076},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.512598,"noise_level":-26.193569,"freq_skew":-1.927278,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":924,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44936,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,134,244,59]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489876,"usec":734791},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477087,"noise_level":-25.897409,"freq_skew":-3.317001,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEXJ"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489876,"usec":736115},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792898,"noise_level":-25.846178,"freq_skew":0.959378,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345687","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489876,"usec":739783},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606491,"noise_level":-26.203838,"freq_skew":0.644696,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489877,"usec":500150},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764962,"noise_level":-26.505737,"freq_skew":-3.176008,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15053207","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,86,135,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489877,"usec":506036},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093660,"noise_level":-26.323956,"freq_skew":-2.607535,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489878,"usec":251877},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787558,"noise_level":-26.252293,"freq_skew":0.773435,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345687","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":"15053207","called_addr":"1116900402899","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":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489878,"usec":252713},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841500,"noise_level":-26.216682,"freq_skew":0.847222,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"_d","blk_id":"4","ack":"H","flight":"QR057H","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489878,"usec":254927},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771052,"noise_level":-26.878099,"freq_skew":0.994761,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":40840,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[50,220,232,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489878,"usec":256927},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516036,"noise_level":-26.782751,"freq_skew":0.655090,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"VY29EB","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489878,"usec":257715},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731836,"noise_level":-26.763805,"freq_skew":-0.443505,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52677,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[190,131,134,134]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489878,"usec":257715},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.731836,"noise_level":-26.763805,"freq_skew":-0.443505,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52677,"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":[220,101,222,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489878,"usec":258388},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634518,"noise_level":-26.744904,"freq_skew":0.723037,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489878,"usec":259687},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695178,"noise_level":-26.688440,"freq_skew":0.882509,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"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":1784489879,"usec":25973},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800496,"noise_level":-26.196127,"freq_skew":-0.722209,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489879,"usec":788494},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.570284,"noise_level":-26.320543,"freq_skew":0.586500,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489880,"usec":549305},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.138412,"noise_level":-25.848101,"freq_skew":-1.374928,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489881,"usec":301204},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814427,"noise_level":-25.696163,"freq_skew":-0.460405,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":60,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29581,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,232]},{"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":1784489881,"usec":302077},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693542,"noise_level":-25.646103,"freq_skew":1.069283,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345687","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":"15053207","called_addr":"1116900402899","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":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489881,"usec":303004},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586329,"noise_level":-25.596329,"freq_skew":1.854269,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489881,"usec":303794},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537750,"noise_level":-25.546837,"freq_skew":0.587014,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"VY29EB","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489881,"usec":304318},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576488,"noise_level":-26.028204,"freq_skew":-3.303843,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MTZ","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"YW1065","msg_num":"S30","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489881,"usec":306340},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440414,"noise_level":-25.958931,"freq_skew":0.612937,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489882,"usec":60569},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.299663,"noise_level":-25.822025,"freq_skew":0.672290,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":246,"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":1784489882,"usec":61684},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589251,"noise_level":-27.009804,"freq_skew":1.002578,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345687","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MTZ","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489882,"usec":64532},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978426,"noise_level":-26.836340,"freq_skew":0.960093,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":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":29985,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489882,"usec":65157},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683622,"noise_level":-27.268948,"freq_skew":-3.121562,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489882,"usec":829167},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692015,"noise_level":-27.070658,"freq_skew":0.671323,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489883,"usec":589405},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897712,"noise_level":-26.863214,"freq_skew":3.159745,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489884,"usec":349725},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598513,"noise_level":-26.343132,"freq_skew":1.113344,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"QR057H","msg_num":"M73","msg_num_seq":"A","msg_text":"ADORO  ,N 40.926,W 4.360,39017,493,0241,097\\TS193719,190726"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489884,"usec":353397},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.103321,"noise_level":-26.217834,"freq_skew":-0.506362,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":60,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29581,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,232]},{"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":1784489884,"usec":355909},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.045378,"noise_level":-26.094320,"freq_skew":-2.702547,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":309,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489885,"usec":122826},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423594,"noise_level":-25.667002,"freq_skew":0.541078,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"VY29EB","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489885,"usec":122826},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.423594,"noise_level":-25.667002,"freq_skew":0.541078,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489886,"usec":638020},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614050,"noise_level":-25.799538,"freq_skew":0.540831,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489887,"usec":402112},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841983,"noise_level":-26.345387,"freq_skew":-3.113696,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MTZ","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"YW1065","msg_num":"S30","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489887,"usec":403397},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062494,"noise_level":-26.255682,"freq_skew":0.914952,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345687","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":1784489887,"usec":404748},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.059821,"noise_level":-26.184578,"freq_skew":1.106048,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345687","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MTZ","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489887,"usec":414807},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684849,"noise_level":-26.096512,"freq_skew":-1.135191,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489887,"usec":415591},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602230,"noise_level":-26.095501,"freq_skew":1.003795,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489888,"usec":162912},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.000561,"noise_level":-25.889839,"freq_skew":-3.008686,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489888,"usec":164239},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760881,"noise_level":-25.821657,"freq_skew":0.708695,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489889,"usec":690376},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998351,"noise_level":-25.408459,"freq_skew":-0.489725,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"LICJ"},{"name":"ac_location","value":{"loc":{"lat":40.500000,"lon":-7.300000},"alt":40000}},{"name":"alternate_ground_stations","value":["2B3185","2A3D45","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489891,"usec":210390},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631700,"noise_level":-24.708860,"freq_skew":0.668034,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489893,"usec":499249},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678391,"noise_level":-23.497826,"freq_skew":0.612592,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-5.800000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489894,"usec":254834},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666418,"noise_level":-24.046272,"freq_skew":0.662148,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489894,"usec":257955},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659958,"noise_level":-24.383848,"freq_skew":0.658421,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489894,"usec":261711},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012850,"noise_level":-24.255306,"freq_skew":-0.030929,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":65,"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":44881,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[225,223,204,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489895,"usec":25388},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521668,"noise_level":-24.100742,"freq_skew":0.751434,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24119,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14940,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[155,31,64,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489895,"usec":33225},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882472,"noise_level":-23.941717,"freq_skew":0.537027,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"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":29640,"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":[199,89,56,235]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489895,"usec":781339},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815677,"noise_level":-23.752356,"freq_skew":0.014357,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489895,"usec":784009},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713617,"noise_level":-23.619579,"freq_skew":1.045224,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784489896,"usec":546027},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683762,"noise_level":-23.900093,"freq_skew":1.945954,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489896,"usec":552018},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887676,"noise_level":-23.805349,"freq_skew":0.545794,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX1142","msg_num":"D47","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_E   PA  LPPRLEMD594\r\n 41067  -71241937028011-35-241048X207GX0140160000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489897,"usec":308687},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568786,"noise_level":-24.563904,"freq_skew":0.955747,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489898,"usec":70830},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.247922,"noise_level":-24.176065,"freq_skew":0.556665,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784489898,"usec":825696},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018604,"noise_level":-24.812223,"freq_skew":-0.638424,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":3,"retry":1}},{"name":"dst_airport","value":"LICJ"},{"name":"ac_location","value":{"loc":{"lat":40.500000,"lon":-7.300000},"alt":40000}},{"name":"alternate_ground_stations","value":["2B3185","2A3D45","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489898,"usec":830532},"freq":136975000,"burst_len_octets":201,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420294,"noise_level":-24.544313,"freq_skew":0.278120,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"81","blk_id":"8","ack":"!","flight":"HV090G","msg_num":"M25","msg_num_seq":"A","msg_text":"OCC13M19193817TRA90G  LEMGEBBR\r\nWC FINALS\r\nTHANK YOU VERY MUCH FOR\r\nTHE UPDATES ON THE SCORE\r\nOF THE GAME. THE PAX\r\nAPPRECIATE THIS AS WELL.\r\nBRGDS HV9036\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489898,"usec":834611},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.144964,"noise_level":-24.544313,"freq_skew":-0.621525,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-NUA","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"NO0785","msg_num":"S55","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489899,"usec":591772},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695959,"noise_level":-24.427843,"freq_skew":-0.597371,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23124747","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,78,79,83,0,76,169,231,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489900,"usec":352877},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844207,"noise_level":-23.993723,"freq_skew":0.733457,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489900,"usec":353269},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796245,"noise_level":-23.979977,"freq_skew":0.503572,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489900,"usec":356403},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.915061,"noise_level":-23.897957,"freq_skew":-0.735486,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489900,"usec":356891},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.132203,"noise_level":-24.613968,"freq_skew":1.398470,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489901,"usec":121536},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339676,"noise_level":-24.139593,"freq_skew":0.733765,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-5.800000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489904,"usec":168959},"freq":136975000,"burst_len_octets":201,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600441,"noise_level":-22.981190,"freq_skew":0.350321,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"81","blk_id":"8","ack":"!","flight":"HV090G","msg_num":"M25","msg_num_seq":"A","msg_text":"OCC13M19193817TRA90G  LEMGEBBR\r\nWC FINALS\r\nTHANK YOU VERY MUCH FOR\r\nTHE UPDATES ON THE SCORE\r\nOF THE GAME. THE PAX\r\nAPPRECIATE THIS AS WELL.\r\nBRGDS HV9036\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489905,"usec":691492},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.164513,"noise_level":-22.985016,"freq_skew":1.575642,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489907,"usec":206351},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.219155,"noise_level":-22.660454,"freq_skew":-1.345468,"avlc":{"src":{"addr":"4D00F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489907,"usec":217304},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654328,"noise_level":-22.609758,"freq_skew":0.616255,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489907,"usec":981383},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559527,"noise_level":-22.556021,"freq_skew":0.724509,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489908,"usec":727124},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449340,"noise_level":-22.695169,"freq_skew":0.343614,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":44815,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[137,0,224,114]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44815,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[106,188,155,131]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":38,"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":1784489908,"usec":731516},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584336,"noise_level":-22.880844,"freq_skew":0.413977,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489908,"usec":733694},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.077678,"noise_level":-23.906996,"freq_skew":1.769282,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":2007,"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":1784489909,"usec":498596},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732943,"noise_level":-24.062710,"freq_skew":0.509932,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489910,"usec":255167},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473659,"noise_level":-23.843636,"freq_skew":0.756365,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-5.800000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489910,"usec":258280},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679083,"noise_level":-23.696165,"freq_skew":0.685455,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489910,"usec":264037},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.644640,"noise_level":-23.682882,"freq_skew":1.432826,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489910,"usec":265987},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.398241,"noise_level":-23.603609,"freq_skew":0.785675,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":1784489911,"usec":13376},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690313,"noise_level":-23.538095,"freq_skew":-1.058856,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489911,"usec":14190},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516043,"noise_level":-23.574278,"freq_skew":1.031502,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489911,"usec":782148},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467406,"noise_level":-23.598549,"freq_skew":-3.184135,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEXJ"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489912,"usec":545400},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543242,"noise_level":-23.125324,"freq_skew":-3.353081,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"15053207","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,86,135,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489913,"usec":300892},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770012,"noise_level":-22.952784,"freq_skew":-3.155939,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MTZ","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"YW1065","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489914,"usec":70279},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758198,"noise_level":-22.714312,"freq_skew":-3.419124,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489915,"usec":588367},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601012,"noise_level":-22.504580,"freq_skew":0.869531,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":715,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489915,"usec":592254},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097963,"noise_level":-23.778931,"freq_skew":0.792647,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45020,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[64,98,179,43]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489915,"usec":594163},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269117,"noise_level":-24.261528,"freq_skew":0.881097,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"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":1784489916,"usec":349919},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.834332,"noise_level":-24.182825,"freq_skew":-1.802465,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784489916,"usec":354969},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269731,"noise_level":-24.015732,"freq_skew":0.749607,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489917,"usec":108620},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719023,"noise_level":-24.112204,"freq_skew":-3.432042,"avlc":{"src":{"addr":"345687","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489917,"usec":111824},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.077643,"noise_level":-23.969933,"freq_skew":-0.094612,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489917,"usec":877091},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.897746,"noise_level":-23.766548,"freq_skew":0.643290,"avlc":{"src":{"addr":"471DBA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784489918,"usec":636102},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513848,"noise_level":-23.171127,"freq_skew":0.568380,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-5.800000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489920,"usec":172547},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486158,"noise_level":-22.746029,"freq_skew":0.767171,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":1784489920,"usec":174075},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.204429,"noise_level":-22.698498,"freq_skew":-0.708523,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489923,"usec":210844},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625431,"noise_level":-22.898640,"freq_skew":0.630054,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":296,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44815,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[172,4,157,251]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":38,"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":1784489923,"usec":977208},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.744105,"noise_level":-22.612362,"freq_skew":-1.812203,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":925,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44936,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[17,83,39,229]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44936,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[9,209,18,81]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":38,"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":1784489924,"usec":736973},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854505,"noise_level":-22.392233,"freq_skew":0.635320,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489924,"usec":738118},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550639,"noise_level":-22.369381,"freq_skew":-1.238607,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":50.000000,"flags":192,"pdu_id":3580,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784489924,"usec":740885},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.144688,"noise_level":-23.526247,"freq_skew":0.726350,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489925,"usec":491888},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.204101,"noise_level":-23.448381,"freq_skew":-1.998147,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489925,"usec":499846},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978605,"noise_level":-23.502369,"freq_skew":-1.539479,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":206,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[250,18,11,88]},{"name":"subseq_num","value":8}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489926,"usec":254193},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578185,"noise_level":-23.592110,"freq_skew":0.379467,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":44815,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[222,204,19,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489927,"usec":784143},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557178,"noise_level":-23.152248,"freq_skew":0.939759,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24161,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489928,"usec":539856},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523281,"noise_level":-23.139688,"freq_skew":0.594056,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-5.800000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489928,"usec":541995},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533715,"noise_level":-23.324711,"freq_skew":3.370243,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9351,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784489929,"usec":300222},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.521248,"noise_level":-23.689518,"freq_skew":0.897843,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784489930,"usec":74239},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938326,"noise_level":-23.887472,"freq_skew":-0.378304,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":50.000000,"flags":192,"pdu_id":61,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[173,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489930,"usec":841744},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893121,"noise_level":-23.907316,"freq_skew":-2.584741,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"AT851W","msg_num":"D10","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021 8383058HAMMMN1 190719382829 -25.5-52.5 370000.7811437200\r\n8515CRS A01 02  0  0  0  0N 39 8.5W  318.5 13880244 63"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489932,"usec":360081},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432241,"noise_level":-23.340542,"freq_skew":2.057498,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":41.700001,"lon":-2.800000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489932,"usec":361383},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914667,"noise_level":-23.736097,"freq_skew":0.721964,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDC2","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489933,"usec":119164},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439069,"noise_level":-23.968872,"freq_skew":1.927173,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNB","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"SN05GT","msg_num":"S04","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489933,"usec":119164},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.439069,"noise_level":-23.968872,"freq_skew":1.927173,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146702","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,205,194,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489933,"usec":124435},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856894,"noise_level":-23.819279,"freq_skew":0.930384,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDC2","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":"21146702","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489933,"usec":876666},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864406,"noise_level":-23.725410,"freq_skew":0.924764,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDC2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNB","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489933,"usec":882858},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972217,"noise_level":-23.514580,"freq_skew":1.817568,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489934,"usec":635537},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.364470,"noise_level":-24.580076,"freq_skew":-0.387951,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489934,"usec":638778},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504360,"noise_level":-24.623011,"freq_skew":-2.905218,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489935,"usec":398920},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.894747,"noise_level":-24.375151,"freq_skew":-2.029618,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784489935,"usec":401858},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.260535,"noise_level":-24.246735,"freq_skew":-1.839876,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":926,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":74,"dst_ref":52779,"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":[247,103,32,114]}]}],"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":1784489935,"usec":403593},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871282,"noise_level":-24.232586,"freq_skew":-0.333547,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":62,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[94,78]},{"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":1784489935,"usec":405827},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.096509,"noise_level":-24.285889,"freq_skew":-1.738870,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489936,"usec":922794},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.346078,"noise_level":-24.479889,"freq_skew":-1.992944,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489936,"usec":928025},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705525,"noise_level":-24.250179,"freq_skew":0.353413,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":2025,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34001,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[117,87]},{"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":1784489938,"usec":445023},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911358,"noise_level":-23.556063,"freq_skew":0.993449,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":30394,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489941,"usec":497191},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773377,"noise_level":-22.771585,"freq_skew":1.883257,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":300,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44847,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[127,115,159,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489942,"usec":269443},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016549,"noise_level":-22.707104,"freq_skew":0.898487,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":30394,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489942,"usec":270254},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.208545,"noise_level":-22.683411,"freq_skew":0.749958,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDC2","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":1784489943,"usec":19883},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849643,"noise_level":-22.617535,"freq_skew":-0.658772,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489945,"usec":308339},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675815,"noise_level":-22.104401,"freq_skew":-2.919576,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489949,"usec":110267},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.483166,"noise_level":-21.542063,"freq_skew":-0.057636,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":629,"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":1784489949,"usec":119460},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525341,"noise_level":-21.418465,"freq_skew":0.985755,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489949,"usec":874655},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.331661,"noise_level":-22.088987,"freq_skew":-1.598701,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489950,"usec":639842},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.065732,"noise_level":-21.827808,"freq_skew":-0.813130,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":44.500000,"lon":-3.600000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489950,"usec":645885},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.017332,"noise_level":-21.721260,"freq_skew":-0.488770,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SBD","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"SN06HB","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489950,"usec":646078},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548008,"noise_level":-21.721260,"freq_skew":0.503433,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-5.800000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489950,"usec":646856},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.319058,"noise_level":-22.406326,"freq_skew":-0.619671,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146104","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,204,68,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489951,"usec":404519},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451581,"noise_level":-22.146692,"freq_skew":2.038316,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":301,"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":1784489951,"usec":405692},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.219023,"noise_level":-22.806267,"freq_skew":0.896067,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDC2","type":"Aircraft"},"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":1784489952,"usec":166153},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713481,"noise_level":-22.672764,"freq_skew":2.076079,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489954,"usec":444728},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.492645,"noise_level":-22.164078,"freq_skew":-0.655350,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SBD","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"SN06HB","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489954,"usec":448789},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.026235,"noise_level":-22.064360,"freq_skew":-0.592854,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146104","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,204,68,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489957,"usec":504384},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401101,"noise_level":-21.429333,"freq_skew":0.849511,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44760,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[17,72,133,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489959,"usec":781818},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450688,"noise_level":-22.245377,"freq_skew":1.339418,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489964,"usec":358170},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814151,"noise_level":-21.508312,"freq_skew":0.862326,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":8141,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14941,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[146,195,233,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489965,"usec":120715},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812955,"noise_level":-22.089035,"freq_skew":0.611771,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":658,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45020,"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":[129,168,179,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489965,"usec":869971},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625769,"noise_level":-21.838585,"freq_skew":1.364998,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784489965,"usec":870218},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881997,"noise_level":-21.827858,"freq_skew":0.893236,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784489968,"usec":171694},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502371,"noise_level":-21.207787,"freq_skew":0.348160,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":2026,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489968,"usec":924001},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610392,"noise_level":-21.887741,"freq_skew":0.664675,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29658,"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":[194,144,118,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489969,"usec":682410},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.048174,"noise_level":-22.566271,"freq_skew":1.302972,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":705,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44942,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[172,5,187,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489973,"usec":490908},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542151,"noise_level":-21.525604,"freq_skew":-0.726918,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":63,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29581,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,232]},{"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":1784489974,"usec":250419},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444304,"noise_level":-22.255266,"freq_skew":0.469227,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.700001,"lon":-5.500000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489974,"usec":251576},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633234,"noise_level":-22.221548,"freq_skew":0.696050,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489974,"usec":253834},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604518,"noise_level":-22.143379,"freq_skew":0.414193,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"VY29EB","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489974,"usec":254946},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712625,"noise_level":-22.594406,"freq_skew":0.601077,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489974,"usec":256153},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869414,"noise_level":-22.559347,"freq_skew":0.738795,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":1784489974,"usec":259846},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714072,"noise_level":-22.512821,"freq_skew":0.590997,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"VY29EB","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489976,"usec":544402},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837207,"noise_level":-22.805801,"freq_skew":-0.713009,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":63,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29581,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,232]},{"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":1784489977,"usec":302213},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643316,"noise_level":-22.534138,"freq_skew":0.723060,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"VY29EB","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489978,"usec":70388},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.662326,"noise_level":-22.293304,"freq_skew":-1.800000,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489978,"usec":72769},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582678,"noise_level":-22.236937,"freq_skew":-0.899707,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489978,"usec":73954},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.426986,"noise_level":-22.214489,"freq_skew":0.117471,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":630,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44957,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[218,159,1,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489978,"usec":828620},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.103486,"noise_level":-22.461903,"freq_skew":0.772629,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784489978,"usec":832810},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685514,"noise_level":-22.392982,"freq_skew":0.230989,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784489979,"usec":585815},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693542,"noise_level":-22.542931,"freq_skew":-0.980739,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784489980,"usec":355091},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636606,"noise_level":-22.681723,"freq_skew":-1.072873,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489980,"usec":359087},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788368,"noise_level":-23.352596,"freq_skew":-1.259514,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489980,"usec":361352},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639111,"noise_level":-23.276268,"freq_skew":-0.738443,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":63,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29581,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,232]},{"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":1784489981,"usec":116540},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413488,"noise_level":-23.956581,"freq_skew":0.527681,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"VY29EB","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489984,"usec":160520},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.222629,"noise_level":-23.318733,"freq_skew":2.235018,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":382,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489984,"usec":161931},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760006,"noise_level":-24.299160,"freq_skew":-1.312555,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489984,"usec":922336},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369904,"noise_level":-23.909082,"freq_skew":0.538663,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"VY29EB","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489984,"usec":929292},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.173120,"noise_level":-24.745487,"freq_skew":-0.446744,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489985,"usec":688266},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635340,"noise_level":-25.208273,"freq_skew":0.827028,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":41012,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[147,224,157,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489985,"usec":690041},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.253523,"noise_level":-25.129526,"freq_skew":-0.115661,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489985,"usec":694157},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.022687,"noise_level":-25.020466,"freq_skew":-0.034740,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"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":52699,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[35,187,170,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489986,"usec":439943},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625896,"noise_level":-24.851807,"freq_skew":0.744732,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":41015,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[76,62,108,65]},{"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":1784489986,"usec":441037},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515065,"noise_level":-24.806370,"freq_skew":-0.519900,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":63,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29581,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,232]},{"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":1784489987,"usec":206879},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969084,"noise_level":-24.451195,"freq_skew":0.826839,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"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":254,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489987,"usec":208252},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740377,"noise_level":-24.393387,"freq_skew":1.001171,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24192,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14940,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[155,31,64,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489987,"usec":214185},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826306,"noise_level":-24.194031,"freq_skew":0.689296,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"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":29640,"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":[199,89,56,235]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489987,"usec":214680},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349758,"noise_level":-24.194031,"freq_skew":1.877875,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-2.800000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489987,"usec":972308},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667326,"noise_level":-24.912029,"freq_skew":1.948848,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNB","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"SN05GT","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489987,"usec":972308},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.667326,"noise_level":-24.912029,"freq_skew":1.948848,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146702","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,205,194,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489987,"usec":973737},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813793,"noise_level":-25.616901,"freq_skew":0.940576,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDC2","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":30741,"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":1784489987,"usec":974914},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955048,"noise_level":-25.567293,"freq_skew":0.901473,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784489987,"usec":975055},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521837,"noise_level":-25.550821,"freq_skew":3.043860,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489987,"usec":975686},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695929,"noise_level":-25.534380,"freq_skew":0.461920,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"VY29EB","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489988,"usec":732010},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.921980,"noise_level":-25.955172,"freq_skew":-0.217033,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"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":52699,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[35,187,170,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489988,"usec":732785},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598773,"noise_level":-25.937946,"freq_skew":0.692910,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":41012,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[147,224,157,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489988,"usec":732785},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.598773,"noise_level":-25.937946,"freq_skew":0.692910,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":41015,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[76,62,108,65]},{"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":1784489988,"usec":734786},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965840,"noise_level":-26.343058,"freq_skew":1.795259,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489989,"usec":487234},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838000,"noise_level":-26.182291,"freq_skew":1.899332,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489991,"usec":19758},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.125155,"noise_level":-25.876965,"freq_skew":0.896132,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489991,"usec":22358},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697079,"noise_level":-25.741331,"freq_skew":-2.771688,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"AT851W","msg_num":"D11","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021 8983058HAMMMN1 190719392844 -24.8-51.7 370030.7811436400\r\n8515CRS A01 02  0  0  0  0N 39 1.9W  320.7 13800246 60"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489991,"usec":776102},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768044,"noise_level":-25.492592,"freq_skew":0.758247,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":30762,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489991,"usec":776224},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619536,"noise_level":-25.476261,"freq_skew":1.820234,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":302,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44847,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[242,185,85,58]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489991,"usec":781898},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.112552,"noise_level":-25.250776,"freq_skew":0.037378,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":809,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489992,"usec":540984},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.341587,"noise_level":-25.187414,"freq_skew":0.939260,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784489992,"usec":543574},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699824,"noise_level":-25.062057,"freq_skew":-1.134647,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489992,"usec":549105},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926135,"noise_level":-24.892595,"freq_skew":0.828580,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":41012,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[147,224,157,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489992,"usec":549105},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.926135,"noise_level":-24.892595,"freq_skew":0.828580,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":48.000000,"flags":192,"pdu_id":41015,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[76,62,108,65]},{"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":1784489992,"usec":549779},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.473757,"noise_level":-24.877354,"freq_skew":0.259707,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEXJ"},{"name":"ac_location","value":{"loc":{"lat":42.600002,"lon":-1.300000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489993,"usec":298647},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.158754,"noise_level":-24.696493,"freq_skew":-0.051656,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LXV","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"W6001Z","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489993,"usec":300081},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.279338,"noise_level":-24.651861,"freq_skew":0.066122,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21617567","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,31,119,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489994,"usec":70920},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.388947,"noise_level":-24.063808,"freq_skew":0.121920,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489994,"usec":829188},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.228415,"noise_level":-24.022305,"freq_skew":-2.679450,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489994,"usec":836373},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371801,"noise_level":-23.831198,"freq_skew":0.776870,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.700001,"lon":-5.500000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489995,"usec":592770},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583738,"noise_level":-24.645382,"freq_skew":0.518810,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"VY29EB","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489995,"usec":592770},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.583738,"noise_level":-24.645382,"freq_skew":0.518810,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489995,"usec":596848},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.204031,"noise_level":-24.556864,"freq_skew":-2.032017,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784489995,"usec":599376},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.478750,"noise_level":-24.498348,"freq_skew":-0.308474,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":809,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489996,"usec":349935},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658212,"noise_level":-24.353767,"freq_skew":0.377071,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489996,"usec":350807},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838972,"noise_level":-25.296171,"freq_skew":0.857556,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":41012,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[147,224,157,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489996,"usec":350807},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.838972,"noise_level":-25.296171,"freq_skew":0.857556,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":48.000000,"flags":192,"pdu_id":41015,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[76,62,108,65]},{"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":1784489996,"usec":361850},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644011,"noise_level":-25.013157,"freq_skew":0.351094,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784489998,"usec":636220},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.464091,"noise_level":-24.020205,"freq_skew":1.375428,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784489999,"usec":399616},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457827,"noise_level":-23.655413,"freq_skew":0.581782,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":419,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":19,"ack":36,"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":1784489999,"usec":405369},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.785746,"noise_level":-23.524101,"freq_skew":-0.258544,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"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":52699,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[35,187,170,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490000,"usec":158280},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.012389,"noise_level":-23.459183,"freq_skew":-0.195113,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":809,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490000,"usec":159043},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466302,"noise_level":-23.420464,"freq_skew":0.983094,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784490000,"usec":917956},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658354,"noise_level":-23.154152,"freq_skew":0.564228,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490000,"usec":925484},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568002,"noise_level":-23.171783,"freq_skew":0.941398,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":41012,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[147,224,157,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490000,"usec":925484},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.568002,"noise_level":-23.171783,"freq_skew":0.941398,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":48.000000,"flags":192,"pdu_id":41015,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[76,62,108,65]},{"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":1784490005,"usec":508399},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.011683,"noise_level":-22.606964,"freq_skew":-0.163648,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"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":52699,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[35,187,170,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490006,"usec":250331},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365661,"noise_level":-22.513657,"freq_skew":0.498489,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490006,"usec":254601},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.157547,"noise_level":-24.047207,"freq_skew":0.919249,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490006,"usec":259835},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.120688,"noise_level":-23.964554,"freq_skew":0.796768,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":1784490007,"usec":783330},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430185,"noise_level":-23.355721,"freq_skew":0.681894,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44760,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[242,82,96,174]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490007,"usec":785785},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430272,"noise_level":-24.043028,"freq_skew":1.462226,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":2008,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[23,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490008,"usec":544440},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722829,"noise_level":-23.743876,"freq_skew":0.881504,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490008,"usec":549631},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.200098,"noise_level":-24.656546,"freq_skew":0.675679,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490009,"usec":308156},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728157,"noise_level":-25.262175,"freq_skew":0.763197,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":41012,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[147,224,157,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490009,"usec":308156},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.728157,"noise_level":-25.262175,"freq_skew":0.763197,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34654B","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":48.000000,"flags":192,"pdu_id":41015,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[76,62,108,65]},{"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":1784490010,"usec":66925},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462630,"noise_level":-25.088802,"freq_skew":0.688425,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":420,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":19,"ack":4,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,86,76,71,0,52,36,213],"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":1784490010,"usec":72426},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550436,"noise_level":-25.524504,"freq_skew":0.400884,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490010,"usec":827323},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.542179,"noise_level":-25.677551,"freq_skew":-0.209012,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.400002,"lon":-3.700000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490011,"usec":591292},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380041,"noise_level":-25.237984,"freq_skew":0.363999,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490012,"usec":349566},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757619,"noise_level":-25.609692,"freq_skew":0.244536,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2027,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[171,116]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490013,"usec":113637},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855758,"noise_level":-25.429316,"freq_skew":1.415773,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":2009,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,242]},{"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":1784490013,"usec":114522},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627960,"noise_level":-25.380764,"freq_skew":-1.259841,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784490013,"usec":118127},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.292434,"noise_level":-25.236721,"freq_skew":0.682539,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":30918,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490013,"usec":875296},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973829,"noise_level":-24.758091,"freq_skew":0.788877,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490014,"usec":637281},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.420443,"noise_level":-25.272514,"freq_skew":-0.287655,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"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":44881,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[225,223,204,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490014,"usec":642511},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345006,"noise_level":-25.177406,"freq_skew":0.654849,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490016,"usec":154846},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517305,"noise_level":-25.632607,"freq_skew":0.436653,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490016,"usec":162483},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500475,"noise_level":-25.812073,"freq_skew":-1.442328,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490016,"usec":925062},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465827,"noise_level":-25.495667,"freq_skew":-1.145411,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784490018,"usec":453287},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550353,"noise_level":-24.551357,"freq_skew":0.454626,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2028,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[174,187]},{"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":1784490019,"usec":208448},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.544755,"noise_level":-24.434795,"freq_skew":-0.220935,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.400002,"lon":-3.700000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490019,"usec":970066},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961908,"noise_level":-24.136057,"freq_skew":0.934426,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490019,"usec":971464},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806677,"noise_level":-24.521297,"freq_skew":0.454353,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490019,"usec":971464},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.806677,"noise_level":-24.521297,"freq_skew":0.454353,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490019,"usec":971688},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.570889,"noise_level":-25.286350,"freq_skew":-0.137994,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"P601VK","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490019,"usec":972929},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.036604,"noise_level":-25.222729,"freq_skew":-0.146852,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15062513","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,80,86,71,0,52,101,75,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490019,"usec":977451},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304818,"noise_level":-25.081263,"freq_skew":0.569442,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490020,"usec":734185},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388576,"noise_level":-24.972801,"freq_skew":0.627940,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193,225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490020,"usec":734463},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434777,"noise_level":-24.972801,"freq_skew":3.263818,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":9352,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784490021,"usec":490517},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505911,"noise_level":-25.551388,"freq_skew":0.901437,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784490021,"usec":497059},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422631,"noise_level":-25.276005,"freq_skew":0.843982,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":249,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[132,231,128,21]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44760,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[82,176,10,104]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":40,"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":1784490022,"usec":261012},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860739,"noise_level":-25.608862,"freq_skew":0.805001,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490023,"usec":24683},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.314718,"noise_level":-26.042528,"freq_skew":-0.344791,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLJ","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"P601VK","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490023,"usec":26611},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.452953,"noise_level":-25.955883,"freq_skew":-0.109511,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490023,"usec":775077},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.494081,"noise_level":-25.904305,"freq_skew":-0.197021,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15062513","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,80,86,71,0,52,101,75,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490023,"usec":780113},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.645685,"noise_level":-25.667587,"freq_skew":1.373039,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":44942,"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":[177,60,184,118]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490023,"usec":781406},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201201,"noise_level":-25.601120,"freq_skew":0.450281,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490023,"usec":781681},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599476,"noise_level":-25.601120,"freq_skew":0.632282,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"16","blk_id":"6","ack":"!","flight":"QR057H","msg_num":"M74","msg_num_seq":"A","msg_text":"ADORO  ,N 41.032,W 4.719,39009,496,0241,097\\TS193939,190726"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490023,"usec":782759},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580141,"noise_level":-26.947922,"freq_skew":0.442926,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":421,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":20,"ack":4,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":19,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,86,76,71,0,52,36,213]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,86,76,71,0,52,36,213]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490023,"usec":782759},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.580141,"noise_level":-26.947922,"freq_skew":0.442926,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":422,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":21,"ack":4,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":20,"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":[[71,0,39,65,86,76,71,0,52,36,213]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,86,76,71,0,52,36,213]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490024,"usec":544403},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248890,"noise_level":-26.459358,"freq_skew":0.664733,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":22,"ack":5,"credit_offered":3,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490026,"usec":60039},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486064,"noise_level":-26.368227,"freq_skew":0.441588,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490026,"usec":826545},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765729,"noise_level":-25.962002,"freq_skew":0.089575,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":631,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44957,"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":[238,214,58,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490027,"usec":593767},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355830,"noise_level":-25.459185,"freq_skew":0.622674,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490028,"usec":347548},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880305,"noise_level":-25.474686,"freq_skew":0.361095,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490029,"usec":114846},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.439313,"noise_level":-25.014021,"freq_skew":-0.297705,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490032,"usec":925192},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.052315,"noise_level":-23.217525,"freq_skew":-0.297290,"avlc":{"src":{"addr":"34654B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490032,"usec":931472},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347737,"noise_level":-23.030838,"freq_skew":0.841043,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490032,"usec":932024},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605592,"noise_level":-23.018534,"freq_skew":0.832950,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":57,"dst_ref":34029,"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":[47,252,223,42]}]}],"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":1784490034,"usec":454952},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298830,"noise_level":-23.374283,"freq_skew":0.560761,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490035,"usec":206584},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.385550,"noise_level":-23.201004,"freq_skew":-0.132459,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":248,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52725,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[114,193,245,10]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":40,"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":1784490035,"usec":210229},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.299964,"noise_level":-23.063965,"freq_skew":-0.240600,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":1784490035,"usec":213099},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.219663,"noise_level":-22.977875,"freq_skew":-0.119738,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"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":249,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":57,"dst_ref":44881,"variable_part_params":[{"name":"atn_checksum","value":[232,209,133,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490035,"usec":973461},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088340,"noise_level":-23.149471,"freq_skew":-0.585299,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784490037,"usec":492932},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.158183,"noise_level":-23.698538,"freq_skew":-1.883084,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490037,"usec":500541},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.234315,"noise_level":-23.723085,"freq_skew":-0.360072,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490040,"usec":543298},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684618,"noise_level":-22.993549,"freq_skew":0.845530,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24246,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":14940,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[109,198,152,19]}]}],"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":7,"day":19},"time":{"hour":19,"min":40,"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":"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":1784490040,"usec":547908},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442052,"noise_level":-22.823582,"freq_skew":0.691904,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490041,"usec":302290},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980426,"noise_level":-22.645088,"freq_skew":0.665900,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":660,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29640,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[44,163,183,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490041,"usec":303583},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792392,"noise_level":-23.015038,"freq_skew":0.520705,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"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":29640,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[11,44,251,146]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":40,"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":1784490041,"usec":304458},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925436,"noise_level":-23.442825,"freq_skew":0.953191,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"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":1784490041,"usec":308443},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834370,"noise_level":-23.314667,"freq_skew":0.815419,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24247,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14940,"credit":15,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[240,235,114,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490042,"usec":68626},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064798,"noise_level":-23.258791,"freq_skew":0.527569,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490042,"usec":71648},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.507830,"noise_level":-23.170755,"freq_skew":-2.003942,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":927,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490044,"usec":347345},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.103498,"noise_level":-22.736456,"freq_skew":-1.981422,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":928,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44936,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[17,83,39,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490044,"usec":355108},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445419,"noise_level":-22.530003,"freq_skew":2.040421,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490045,"usec":117292},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952919,"noise_level":-23.483620,"freq_skew":-2.059839,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784490045,"usec":875019},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485109,"noise_level":-23.323059,"freq_skew":0.515727,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":299,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44815,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[222,204,19,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490045,"usec":877306},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691652,"noise_level":-23.273966,"freq_skew":-1.754999,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":207,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[115,153,100,253]},{"name":"subseq_num","value":9}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490048,"usec":169684},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734079,"noise_level":-22.500639,"freq_skew":0.708240,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":662,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29640,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[100,148,131,121]}]}],"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":7,"day":19},"time":{"hour":19,"min":40,"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":1784490048,"usec":916856},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793798,"noise_level":-23.048386,"freq_skew":0.576180,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45020,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[230,227,194,68]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":40,"sec":46}},"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":1784490048,"usec":917918},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723870,"noise_level":-23.011454,"freq_skew":0.714512,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490048,"usec":920988},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.182021,"noise_level":-22.938051,"freq_skew":0.795837,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24257,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14940,"credit":15,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[70,184,164,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490048,"usec":924073},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912248,"noise_level":-22.865265,"freq_skew":0.952619,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":4,"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":24258,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":29640,"dst_ref":14940,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[240,226,164,81]}],"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":1784490048,"usec":924073},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.912248,"noise_level":-22.865265,"freq_skew":0.952619,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":true,"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":48.500000,"flags":192,"pdu_id":8265,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14941,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[231,144,28,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490048,"usec":926660},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795310,"noise_level":-22.807789,"freq_skew":0.716666,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490049,"usec":681630},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.228017,"noise_level":-23.830124,"freq_skew":0.722599,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490049,"usec":682541},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917089,"noise_level":-23.803167,"freq_skew":0.927902,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":8267,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":14941,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[178,38,219,189]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":40,"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":1784490049,"usec":683616},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962706,"noise_level":-24.230160,"freq_skew":0.694211,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":664,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":14940,"dst_ref":29640,"variable_part_params":[{"name":"atn_checksum","value":[116,48,71,32]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490049,"usec":687094},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573483,"noise_level":-24.103859,"freq_skew":0.569511,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490050,"usec":444838},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637072,"noise_level":-24.598255,"freq_skew":0.518300,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45020,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[179,2,174,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490050,"usec":445888},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329375,"noise_level":-24.951160,"freq_skew":0.721456,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":1784490051,"usec":207516},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603100,"noise_level":-24.604883,"freq_skew":-2.587823,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490051,"usec":207634},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.067340,"noise_level":-24.604883,"freq_skew":1.052227,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","type":"Aircraft"},"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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490051,"usec":208322},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532239,"noise_level":-24.575415,"freq_skew":-1.015991,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490051,"usec":208916},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.419629,"noise_level":-24.546047,"freq_skew":0.535580,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490051,"usec":210034},"freq":136975000,"burst_len_octets":170,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968702,"noise_level":-24.502178,"freq_skew":-2.798538,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGW","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"AT851W","msg_num":"D12","msg_num_seq":"A","sublabel":"DF","msg_text":"PO6RGW021 9583058HAMMMN1 190719402859 -24.5-52.0 370050.7881436000\r\n8515CRS A01 02  0  0  0  0N 3855.2W  322.8 13720245 59"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490051,"usec":969983},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.083319,"noise_level":-24.229376,"freq_skew":0.816022,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784490051,"usec":970675},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957022,"noise_level":-24.201153,"freq_skew":-1.072110,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490051,"usec":973885},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.034168,"noise_level":-24.061394,"freq_skew":1.637246,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490054,"usec":261136},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620303,"noise_level":-24.166447,"freq_skew":-0.833747,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490054,"usec":262425},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.045245,"noise_level":-24.587059,"freq_skew":0.960742,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784490054,"usec":262558},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676995,"noise_level":-24.587059,"freq_skew":-2.645540,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490055,"usec":21769},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.321147,"noise_level":-24.460434,"freq_skew":-0.080179,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490055,"usec":787226},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.909297,"noise_level":-24.356611,"freq_skew":-1.940456,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":929,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[174,26,26,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490057,"usec":306788},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.286823,"noise_level":-23.742468,"freq_skew":0.196335,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2029,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34001,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[117,87]},{"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":1784490057,"usec":309570},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.936458,"noise_level":-23.649418,"freq_skew":-1.872640,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490058,"usec":827565},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396761,"noise_level":-23.012276,"freq_skew":-1.100764,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490058,"usec":828592},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.372675,"noise_level":-22.975492,"freq_skew":0.889081,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784490060,"usec":359042},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501072,"noise_level":-22.256737,"freq_skew":0.386552,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":300,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29658,"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":[194,144,118,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490061,"usec":873678},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943424,"noise_level":-22.344254,"freq_skew":0.947752,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":8286,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":14941,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[188,98,157,170]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":41,"sec":0}},"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":1784490063,"usec":394835},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464956,"noise_level":-21.729414,"freq_skew":-0.921443,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490063,"usec":395996},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033655,"noise_level":-21.983795,"freq_skew":0.868515,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784490064,"usec":926796},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746109,"noise_level":-21.339512,"freq_skew":-0.472683,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":64,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29581,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,232]},{"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":1784490064,"usec":929034},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.026794,"noise_level":-21.628397,"freq_skew":0.864908,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":8286,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":14941,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[188,98,157,170]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":41,"sec":0}},"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":1784490068,"usec":727525},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791081,"noise_level":-22.205585,"freq_skew":-0.669049,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":64,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29581,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,232]},{"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":1784490069,"usec":494260},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.136097,"noise_level":-22.433252,"freq_skew":-0.847943,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490069,"usec":494680},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984404,"noise_level":-22.421764,"freq_skew":0.912330,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":8286,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":14941,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[188,98,157,170]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":41,"sec":0}},"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":1784490069,"usec":497740},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718451,"noise_level":-22.731167,"freq_skew":0.136270,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490070,"usec":257483},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731033,"noise_level":-23.423943,"freq_skew":0.614700,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490071,"usec":22324},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768114,"noise_level":-23.198893,"freq_skew":0.747154,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":45020,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[9,206,224,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490071,"usec":778460},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892857,"noise_level":-23.228382,"freq_skew":0.805216,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784490072,"usec":547790},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882151,"noise_level":-23.023182,"freq_skew":-1.369290,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490072,"usec":549617},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.122365,"noise_level":-23.496561,"freq_skew":1.663650,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490073,"usec":307156},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700113,"noise_level":-24.065516,"freq_skew":-0.553100,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":64,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29581,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[45,232]},{"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":1784490074,"usec":822851},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.355389,"noise_level":-23.436899,"freq_skew":0.040741,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":1784490075,"usec":597283},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604350,"noise_level":-23.008940,"freq_skew":-1.151078,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[39]},{"name":"dst_airport","value":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490075,"usec":597805},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.075307,"noise_level":-22.996666,"freq_skew":-1.388181,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490075,"usec":599541},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940434,"noise_level":-23.230740,"freq_skew":-1.011756,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15042106","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,68,70,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490076,"usec":351116},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752694,"noise_level":-23.155468,"freq_skew":-1.107160,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUT","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"UX7319","msg_num":"S25","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490077,"usec":115339},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355818,"noise_level":-22.954741,"freq_skew":-1.045163,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490078,"usec":628905},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564531,"noise_level":-22.974159,"freq_skew":-0.945672,"avlc":{"src":{"addr":"344446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490078,"usec":630244},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.100725,"noise_level":-22.937538,"freq_skew":0.776356,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344446","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":1784490078,"usec":641408},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968132,"noise_level":-22.709122,"freq_skew":0.769514,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"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":254,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490079,"usec":404747},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.214510,"noise_level":-22.440418,"freq_skew":1.436169,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490080,"usec":165197},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735658,"noise_level":-22.235779,"freq_skew":3.182429,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490080,"usec":170396},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.915785,"noise_level":-22.267822,"freq_skew":1.477662,"avlc":{"src":{"addr":"4D20FB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490085,"usec":496104},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743347,"noise_level":-21.731499,"freq_skew":0.382551,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490086,"usec":262477},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827312,"noise_level":-21.782471,"freq_skew":-1.352425,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490087,"usec":13210},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733358,"noise_level":-22.150726,"freq_skew":-1.402638,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"GMMN"},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490087,"usec":17809},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053996,"noise_level":-22.434902,"freq_skew":-1.419973,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROT","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"AT819I","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490087,"usec":20848},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804121,"noise_level":-22.750628,"freq_skew":-1.399043,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_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":"00400222","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,0,146,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490088,"usec":537988},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900374,"noise_level":-22.263802,"freq_skew":-1.399774,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490088,"usec":542823},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613876,"noise_level":-22.338078,"freq_skew":0.494411,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490090,"usec":836933},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.763139,"noise_level":-22.359226,"freq_skew":1.624091,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490092,"usec":355441},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625504,"noise_level":-22.648315,"freq_skew":0.557296,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490093,"usec":116199},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830228,"noise_level":-22.794714,"freq_skew":0.441004,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":667,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490093,"usec":117750},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695020,"noise_level":-22.746916,"freq_skew":0.721318,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490093,"usec":880061},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473114,"noise_level":-22.993099,"freq_skew":0.587698,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":44815,"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":[102,24,148,26]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490094,"usec":635859},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.243588,"noise_level":-23.932587,"freq_skew":0.586869,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490094,"usec":637633},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797626,"noise_level":-23.864553,"freq_skew":0.670851,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490094,"usec":642251},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919383,"noise_level":-24.003506,"freq_skew":-1.359354,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490094,"usec":642504},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.261673,"noise_level":-24.003506,"freq_skew":-2.021546,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":931,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44936,"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":[7,213,67,166]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490096,"usec":162187},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588587,"noise_level":-23.829063,"freq_skew":0.342021,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490096,"usec":163125},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797239,"noise_level":-24.288078,"freq_skew":-3.271674,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LIPE"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490096,"usec":927817},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607231,"noise_level":-23.857763,"freq_skew":0.312833,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":44815,"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":[102,24,148,26]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490096,"usec":928853},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819889,"noise_level":-23.857763,"freq_skew":-3.168549,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"15053230","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,86,152,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490097,"usec":680627},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735155,"noise_level":-24.138195,"freq_skew":-0.604422,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":65,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490097,"usec":683215},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.725617,"noise_level":-24.040833,"freq_skew":-1.719994,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-FBK","mode":"2","label":"B9","blk_id":"3","ack":"!","flight":"FB08LY","msg_num":"M85","msg_num_seq":"A","msg_text":"/GMMN.TI2/024GMMNAB08A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490098,"usec":444840},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694006,"noise_level":-24.283161,"freq_skew":-3.101947,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MVC","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"YW1243","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490098,"usec":445001},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288746,"noise_level":-24.268951,"freq_skew":0.536766,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490099,"usec":207373},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595939,"noise_level":-23.893787,"freq_skew":0.748177,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44760,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[217,180,178,191]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44760,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[173,148,36,120]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":41,"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":1784490099,"usec":212571},"freq":136975000,"burst_len_octets":26,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849921,"noise_level":-24.748085,"freq_skew":-3.417002,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"268481","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490099,"usec":212571},"freq":136975000,"burst_len_octets":26,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.849921,"noise_level":-24.748085,"freq_skew":-3.417002,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490099,"usec":977866},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678285,"noise_level":-24.294968,"freq_skew":-0.512532,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":66,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[173,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490100,"usec":736230},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028738,"noise_level":-25.311333,"freq_skew":-0.326101,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490100,"usec":741769},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781810,"noise_level":-25.058878,"freq_skew":0.285854,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490100,"usec":741975},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877206,"noise_level":-25.661289,"freq_skew":-1.656053,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490101,"usec":504535},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484726,"noise_level":-25.286142,"freq_skew":0.523322,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-5.200000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490101,"usec":504535},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.484726,"noise_level":-25.286142,"freq_skew":0.523322,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"VY29EB","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490101,"usec":504535},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.484726,"noise_level":-25.286142,"freq_skew":0.523322,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490101,"usec":505458},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306133,"noise_level":-25.254272,"freq_skew":0.534618,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44760,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[217,180,178,191]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44760,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[173,148,36,120]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":41,"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":1784490102,"usec":258592},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856228,"noise_level":-25.003450,"freq_skew":-1.655872,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-FBK","mode":"2","label":"_d","blk_id":"4","ack":"N","flight":"FB08LY","msg_num":"M86","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490102,"usec":260012},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861772,"noise_level":-24.972601,"freq_skew":-3.028404,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"268481","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490102,"usec":264007},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778635,"noise_level":-24.941860,"freq_skew":-3.133957,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MVC","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"YW1243","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490103,"usec":16715},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645202,"noise_level":-25.012724,"freq_skew":0.744117,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490103,"usec":17890},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644657,"noise_level":-24.966442,"freq_skew":0.240458,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,1],"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":424,"segment_offset":0,"pdu_total_len":122},"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":16}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":67,"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":[1,29]},{"name":"atn_checksum","value":[226,226,12,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490103,"usec":25126},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081942,"noise_level":-24.738655,"freq_skew":-1.836034,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-FBK","mode":"2","label":"_d","blk_id":"5","ack":"O","flight":"FB08LY","msg_num":"M87","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490103,"usec":777238},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754814,"noise_level":-24.693806,"freq_skew":0.310495,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2030,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44785,"credit":4,"rseq":14,"variable_part_params":[{"name":"checksum","value":[167,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490103,"usec":778168},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.051010,"noise_level":-25.152824,"freq_skew":-3.125657,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490103,"usec":778855},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571257,"noise_level":-25.121441,"freq_skew":0.324938,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"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":45053,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[176,71,220,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490103,"usec":778855},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.571257,"noise_level":-25.121441,"freq_skew":0.324938,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":426,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45053,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[185,226,182,152]}]}],"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":[1,3,27,1,3417301,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"VLG29EB","long_tsap":{"rdp":[65,86,76,71,0],"short_tsap":{"ars":[52,36,213],"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":[52,36,213],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"LPPR","destination_airport":"LEBB"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490103,"usec":779172},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602400,"noise_level":-25.695271,"freq_skew":0.845306,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44760,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[97,84,133,96]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":41,"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":1784490103,"usec":785206},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780748,"noise_level":-25.513126,"freq_skew":0.242535,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2031,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44785,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[222,45]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":14,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":41,"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":1784490104,"usec":547876},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680892,"noise_level":-25.302677,"freq_skew":0.448761,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490104,"usec":550349},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518170,"noise_level":-25.857479,"freq_skew":0.397437,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490104,"usec":551570},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804364,"noise_level":-26.870445,"freq_skew":0.331042,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490104,"usec":551570},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.804364,"noise_level":-26.870445,"freq_skew":0.331042,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"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":45053,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[36,230,215,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490104,"usec":552330},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.123518,"noise_level":-26.832214,"freq_skew":0.799003,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490104,"usec":552412},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625032,"noise_level":-26.832214,"freq_skew":0.564162,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":428,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":67,"dst_ref":45053,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[212,197,159,156]}],"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":1784490105,"usec":307685},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744877,"noise_level":-26.944735,"freq_skew":-0.689240,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":67,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[94,78]},{"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":1784490105,"usec":308664},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625359,"noise_level":-26.906176,"freq_skew":0.321357,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490105,"usec":308664},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.625359,"noise_level":-26.906176,"freq_skew":0.321357,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"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":45053,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[36,230,215,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490105,"usec":308664},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.625359,"noise_level":-26.906176,"freq_skew":0.321357,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"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":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":429,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":68,"dst_ref":45054,"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":[221,101,40,20]}]}],"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":1784490105,"usec":309436},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722836,"noise_level":-26.886961,"freq_skew":0.297113,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490106,"usec":65562},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598113,"noise_level":-26.566639,"freq_skew":0.245812,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"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":45053,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[36,230,215,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490106,"usec":69572},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011949,"noise_level":-26.401722,"freq_skew":-1.742806,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490106,"usec":70198},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789388,"noise_level":-26.383591,"freq_skew":0.436521,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490106,"usec":70198},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.789388,"noise_level":-26.383591,"freq_skew":0.436521,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45054,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[25,34,141,131]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":41,"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":1784490106,"usec":823950},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483646,"noise_level":-26.901505,"freq_skew":-3.002325,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"268481","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490106,"usec":831263},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631238,"noise_level":-26.580658,"freq_skew":-0.094509,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490107,"usec":592928},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959167,"noise_level":-26.379192,"freq_skew":0.468697,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490107,"usec":598573},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376608,"noise_level":-26.094248,"freq_skew":0.427214,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490107,"usec":600719},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.279211,"noise_level":-26.833210,"freq_skew":0.225192,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[70,25,215,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490108,"usec":351253},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786064,"noise_level":-26.776171,"freq_skew":-1.203924,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3582,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784490108,"usec":352991},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287874,"noise_level":-26.681929,"freq_skew":0.603244,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"VY29EB","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490108,"usec":355923},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778049,"noise_level":-26.533237,"freq_skew":0.360248,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490108,"usec":359119},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829088,"noise_level":-26.437523,"freq_skew":0.625717,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784490109,"usec":113040},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005909,"noise_level":-26.275017,"freq_skew":-1.740702,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-FBK","mode":"2","label":"_d","blk_id":"6","ack":"P","flight":"FB08LY","msg_num":"M88","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490109,"usec":114743},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505810,"noise_level":-26.186031,"freq_skew":0.314383,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490109,"usec":870452},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793303,"noise_level":-25.941618,"freq_skew":0.229649,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":45054,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[155,229,10,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490109,"usec":872061},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287148,"noise_level":-25.873032,"freq_skew":0.631548,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[47,129,228,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490109,"usec":881040},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920089,"noise_level":-26.565571,"freq_skew":-2.613780,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784490110,"usec":637787},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890530,"noise_level":-26.510256,"freq_skew":-3.337271,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"268481","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490111,"usec":399281},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201436,"noise_level":-25.737019,"freq_skew":1.675244,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"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":44847,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[127,115,159,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490111,"usec":399476},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.987029,"noise_level":-26.727364,"freq_skew":1.025605,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24327,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490112,"usec":159191},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352499,"noise_level":-26.485775,"freq_skew":0.640633,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784490112,"usec":159861},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424314,"noise_level":-26.986771,"freq_skew":0.790974,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[47,129,228,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490112,"usec":164111},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753799,"noise_level":-27.391106,"freq_skew":0.486339,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"VY29EB","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490112,"usec":167079},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766778,"noise_level":-27.269907,"freq_skew":0.465708,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490112,"usec":167297},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621336,"noise_level":-27.269907,"freq_skew":3.116356,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9353,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784490112,"usec":933124},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995775,"noise_level":-27.268593,"freq_skew":0.934491,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784490113,"usec":679099},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893032,"noise_level":-27.188736,"freq_skew":0.422278,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490113,"usec":684130},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939775,"noise_level":-27.031193,"freq_skew":0.344664,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490113,"usec":688018},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.098489,"noise_level":-27.746756,"freq_skew":-3.355803,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"268481","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490114,"usec":451385},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018730,"noise_level":-27.516724,"freq_skew":-2.866489,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490115,"usec":206636},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534431,"noise_level":-27.054577,"freq_skew":0.573888,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784490115,"usec":210760},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364904,"noise_level":-26.822876,"freq_skew":0.797313,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[47,129,228,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490115,"usec":211130},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666130,"noise_level":-26.803844,"freq_skew":0.124787,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2032,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44785,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[227,233]}]}],"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":7,"day":19},"time":{"hour":19,"min":41,"sec":53}},"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":1784490115,"usec":965983},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.986559,"noise_level":-26.541681,"freq_skew":0.495794,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490115,"usec":967248},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685033,"noise_level":-26.468208,"freq_skew":0.257417,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":2033,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34001,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[200,188]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":41,"sec":54}},"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":1784490115,"usec":969017},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686419,"noise_level":-26.377232,"freq_skew":0.193426,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490116,"usec":735262},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701029,"noise_level":-26.039963,"freq_skew":0.513032,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":45054,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[155,229,10,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490116,"usec":738868},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682530,"noise_level":-26.288376,"freq_skew":0.223569,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":2034,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":14,"dst_ref":44785,"variable_part_params":[{"name":"checksum","value":[174,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490116,"usec":739683},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486472,"noise_level":-26.252617,"freq_skew":0.941337,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"GMAD"},{"name":"ac_location","value":{"loc":{"lat":42.100002,"lon":-2.000000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490118,"usec":263113},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742473,"noise_level":-25.599770,"freq_skew":0.344800,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490118,"usec":272219},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291130,"noise_level":-25.290869,"freq_skew":0.810560,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784490119,"usec":13010},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531020,"noise_level":-25.211372,"freq_skew":0.777927,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[47,129,228,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490119,"usec":17431},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042829,"noise_level":-25.008026,"freq_skew":0.088499,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":2033,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34001,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[200,188]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":41,"sec":54}},"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":1784490119,"usec":784066},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645570,"noise_level":-24.764114,"freq_skew":0.414099,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":2034,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":14,"dst_ref":44785,"variable_part_params":[{"name":"checksum","value":[174,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490119,"usec":790465},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801500,"noise_level":-24.526865,"freq_skew":0.312009,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":45054,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[155,229,10,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490120,"usec":553852},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813105,"noise_level":-24.322392,"freq_skew":0.481228,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490121,"usec":302699},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546003,"noise_level":-24.738255,"freq_skew":0.135846,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2035,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34001,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[135,240]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490122,"usec":66355},"freq":136975000,"burst_len_octets":73,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635944,"noise_level":-24.285639,"freq_skew":-1.470593,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"dst_airport","value":"GMMN"},{"name":"alternate_ground_stations","value":["298E25","2B3185","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490122,"usec":830537},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579420,"noise_level":-24.158533,"freq_skew":0.096538,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":2036,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34001,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[131,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490122,"usec":837851},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920115,"noise_level":-24.479115,"freq_skew":-1.134705,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"00400222","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,0,146,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490123,"usec":581421},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353209,"noise_level":-24.406681,"freq_skew":0.075435,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2037,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34001,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[48,94]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":42,"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":1784490123,"usec":584026},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806400,"noise_level":-24.277803,"freq_skew":-1.479735,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROT","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"AT819I","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490124,"usec":346638},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798674,"noise_level":-24.067173,"freq_skew":0.410804,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":45054,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[155,229,10,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490124,"usec":350565},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528342,"noise_level":-24.336624,"freq_skew":0.770968,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"GMAD"},{"name":"ac_location","value":{"loc":{"lat":42.100002,"lon":-2.000000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490125,"usec":114441},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467634,"noise_level":-24.138554,"freq_skew":0.661688,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSZ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"TO276D","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490125,"usec":114441},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.467634,"noise_level":-24.138554,"freq_skew":0.661688,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"16357131","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,84,86,70,0,57,222,89,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490125,"usec":116401},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.206556,"noise_level":-24.055027,"freq_skew":-1.360851,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490125,"usec":880607},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908209,"noise_level":-23.644604,"freq_skew":0.976381,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490126,"usec":635277},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458041,"noise_level":-24.466496,"freq_skew":0.048085,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":2036,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34001,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[131,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490126,"usec":644491},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406072,"noise_level":-24.405119,"freq_skew":0.308816,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2037,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34001,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[48,94]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":42,"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":1784490128,"usec":167182},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869198,"noise_level":-24.130316,"freq_skew":-0.667546,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":68,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29581,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[40,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490128,"usec":170041},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297925,"noise_level":-24.102411,"freq_skew":0.107743,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490128,"usec":170234},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.859694,"noise_level":-24.088493,"freq_skew":0.718652,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490128,"usec":930680},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745624,"noise_level":-23.760967,"freq_skew":-0.554597,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":69,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29581,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[33,146]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":42,"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":1784490128,"usec":930778},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453555,"noise_level":-23.760967,"freq_skew":1.358364,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490129,"usec":683421},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.557137,"noise_level":-23.713057,"freq_skew":-2.703405,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490129,"usec":685497},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749362,"noise_level":-23.673103,"freq_skew":0.110936,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LXV","mode":"2","label":"17","blk_id":"4","ack":"!","flight":"W6001Z","msg_num":"M86","msg_num_seq":"A","msg_text":"194206,31001,2004, 10640,N 42.814,W  1.639,19JUL26,24552,  45,- 43"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490129,"usec":689157},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640785,"noise_level":-23.969078,"freq_skew":0.454878,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490130,"usec":451176},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500381,"noise_level":-24.783728,"freq_skew":-0.699153,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490133,"usec":492369},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795314,"noise_level":-24.007809,"freq_skew":-0.068261,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784490133,"usec":494025},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522562,"noise_level":-23.925529,"freq_skew":-1.161312,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490133,"usec":496763},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786599,"noise_level":-24.159496,"freq_skew":-0.759778,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":70,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29581,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[161,242]}]}],"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":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":42,"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":1784490134,"usec":252850},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830869,"noise_level":-24.555513,"freq_skew":0.681461,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490134,"usec":256210},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852685,"noise_level":-25.015633,"freq_skew":-0.775269,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":71,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45003,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[5,85]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":42,"sec":13}},"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":1784490134,"usec":263268},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366670,"noise_level":-24.953957,"freq_skew":0.210545,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490134,"usec":263268},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.366670,"noise_level":-24.953957,"freq_skew":0.210545,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":1784490134,"usec":264241},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.016386,"noise_level":-25.313427,"freq_skew":0.004204,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784490135,"usec":18287},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967429,"noise_level":-25.186253,"freq_skew":-0.562871,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":72,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":3,"dst_ref":29581,"variable_part_params":[{"name":"checksum","value":[211,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490135,"usec":777022},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619571,"noise_level":-24.815533,"freq_skew":1.616163,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"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":44847,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[212,64,209,6]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44847,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[91,122,4,24]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":42,"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":1784490135,"usec":777344},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513545,"noise_level":-24.800425,"freq_skew":1.323498,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"LEZL"},{"name":"ac_location","value":{"loc":{"lat":39.400002,"lon":-3.900000},"alt":28000}},{"name":"alternate_ground_stations","value":["2B3185","2B3065","26BA85","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490135,"usec":779092},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.168622,"noise_level":-24.710321,"freq_skew":-0.777117,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784490135,"usec":786653},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921572,"noise_level":-24.606369,"freq_skew":-0.673472,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":50.000000,"flags":192,"pdu_id":73,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[162,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490136,"usec":545013},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576564,"noise_level":-24.358976,"freq_skew":1.556540,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"15071407","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,65,69,65,0,52,115,7,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490136,"usec":550437},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577621,"noise_level":-24.301775,"freq_skew":1.839148,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490137,"usec":305058},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518148,"noise_level":-24.104488,"freq_skew":1.567128,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NUZ","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"UX5053","msg_num":"S28","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490137,"usec":314276},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485496,"noise_level":-23.925220,"freq_skew":0.600732,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":302,"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":1784490138,"usec":66370},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906307,"noise_level":-23.722870,"freq_skew":1.431750,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490138,"usec":825012},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686741,"noise_level":-23.382921,"freq_skew":1.339338,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490141,"usec":878586},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914962,"noise_level":-22.034674,"freq_skew":0.933211,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":488,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[82,29,94,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490144,"usec":162734},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835403,"noise_level":-22.291203,"freq_skew":0.856234,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490144,"usec":174073},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531087,"noise_level":-22.484425,"freq_skew":0.432965,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":1784490145,"usec":685504},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.986368,"noise_level":-23.157434,"freq_skew":-1.181921,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":3583,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490145,"usec":692668},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848852,"noise_level":-22.943781,"freq_skew":1.949334,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":305,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44847,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[111,196,200,58]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":42,"sec":24}},"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":1784490146,"usec":445846},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.071347,"noise_level":-23.678452,"freq_skew":0.150995,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"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":44957,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[218,159,1,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490147,"usec":206863},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729806,"noise_level":-23.559868,"freq_skew":1.936892,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490147,"usec":209548},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.189519,"noise_level":-24.423964,"freq_skew":1.894457,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490147,"usec":966799},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.905829,"noise_level":-24.209801,"freq_skew":0.275810,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490147,"usec":975219},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.489976,"noise_level":-24.922487,"freq_skew":-1.719096,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490147,"usec":976886},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579396,"noise_level":-24.846277,"freq_skew":1.930024,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"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":44847,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[42,13,4,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490149,"usec":489826},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720926,"noise_level":-24.316959,"freq_skew":-3.256004,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490151,"usec":13314},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874803,"noise_level":-23.683815,"freq_skew":1.640149,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490151,"usec":22849},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503251,"noise_level":-24.095749,"freq_skew":3.023710,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":9354,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490151,"usec":794861},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065014,"noise_level":-24.476221,"freq_skew":0.850126,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784490152,"usec":555016},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705294,"noise_level":-24.190138,"freq_skew":0.506684,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29658,"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":[194,144,118,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490153,"usec":310504},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648592,"noise_level":-24.603861,"freq_skew":0.953299,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":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":31908,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490154,"usec":70533},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919382,"noise_level":-24.005161,"freq_skew":0.551543,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":34029,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[32,182,3,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490154,"usec":70815},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928333,"noise_level":-24.005161,"freq_skew":3.061986,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490154,"usec":829841},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003433,"noise_level":-25.055731,"freq_skew":-1.903076,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490157,"usec":879536},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622704,"noise_level":-23.810238,"freq_skew":0.775019,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":255,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34029,"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":[112,32,143,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490158,"usec":634603},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598632,"noise_level":-23.376762,"freq_skew":0.772822,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490158,"usec":635792},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684628,"noise_level":-23.351173,"freq_skew":-0.600583,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490163,"usec":210842},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894971,"noise_level":-21.682545,"freq_skew":-0.492611,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":74,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[158,179]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490163,"usec":211247},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.106585,"noise_level":-22.127350,"freq_skew":0.074070,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-5.000000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490163,"usec":214136},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677588,"noise_level":-22.170132,"freq_skew":-0.744300,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":75,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[154,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490163,"usec":977208},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450729,"noise_level":-22.660721,"freq_skew":1.588802,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":2260,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490164,"usec":732057},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.075219,"noise_level":-23.278545,"freq_skew":-0.591635,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":76,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45003,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[51,58]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":42,"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":1784490164,"usec":736281},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534510,"noise_level":-23.115387,"freq_skew":-0.148955,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LXV","mode":"2","label":"_d","blk_id":"5","ack":"H","flight":"W6001Z","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490165,"usec":505574},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009045,"noise_level":-23.690334,"freq_skew":-0.733300,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490167,"usec":17455},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.049963,"noise_level":-24.094223,"freq_skew":-1.776186,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":208,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[235,33,189,163]},{"name":"subseq_num","value":10}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490167,"usec":778865},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766475,"noise_level":-23.673182,"freq_skew":-0.670644,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":314,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490170,"usec":826525},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.275245,"noise_level":-23.435362,"freq_skew":0.100794,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-5.000000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490170,"usec":827501},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904006,"noise_level":-23.477230,"freq_skew":0.628618,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490170,"usec":832567},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542668,"noise_level":-23.386965,"freq_skew":0.321388,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"VY29EB","msg_num":"S67","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490170,"usec":832567},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.542668,"noise_level":-23.386965,"freq_skew":0.321388,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490171,"usec":587848},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901052,"noise_level":-24.359819,"freq_skew":1.016710,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":"15022325","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490171,"usec":588865},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699677,"noise_level":-24.316881,"freq_skew":0.776622,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490172,"usec":347996},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877329,"noise_level":-24.008312,"freq_skew":-0.640387,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":77,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45003,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[247,44]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":42,"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":1784490172,"usec":349616},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734619,"noise_level":-23.939686,"freq_skew":0.203315,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490173,"usec":866618},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923499,"noise_level":-23.994265,"freq_skew":-0.801120,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490173,"usec":867541},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.776835,"noise_level":-24.841555,"freq_skew":0.120600,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"_d","blk_id":"7","ack":"I","flight":"QR057H","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490173,"usec":870298},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537134,"noise_level":-25.846701,"freq_skew":-0.689816,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":78,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[143,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490174,"usec":634403},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.759727,"noise_level":-25.545485,"freq_skew":-2.955141,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490174,"usec":636090},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925287,"noise_level":-25.463636,"freq_skew":0.815319,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":"15022325","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490174,"usec":636090},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.925287,"noise_level":-25.463636,"freq_skew":0.815319,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490175,"usec":405278},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.448999,"noise_level":-25.542728,"freq_skew":-2.164978,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490175,"usec":410010},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704754,"noise_level":-25.379845,"freq_skew":0.284755,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490176,"usec":153004},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833273,"noise_level":-26.492443,"freq_skew":-1.879842,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":932,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[174,26,26,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490176,"usec":153887},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.052559,"noise_level":-26.437592,"freq_skew":-2.020749,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":933,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"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":[169,51,251,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490176,"usec":920354},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793767,"noise_level":-26.028187,"freq_skew":-1.782297,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":3,"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":209,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490176,"usec":923369},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.508382,"noise_level":-25.856033,"freq_skew":-2.144864,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784490177,"usec":690449},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899412,"noise_level":-25.343056,"freq_skew":1.333945,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":2010,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[23,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490179,"usec":971075},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.944405,"noise_level":-24.623787,"freq_skew":0.154465,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"16","blk_id":"8","ack":"!","flight":"QR057H","msg_num":"M75","msg_num_seq":"A","msg_text":"ADORO  ,N 41.148,W 5.120,39013,493,0241,096\\TS194216,190726"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490180,"usec":739874},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803899,"noise_level":-25.310461,"freq_skew":-2.095773,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784490181,"usec":497953},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583911,"noise_level":-25.239620,"freq_skew":0.570610,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":256,"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":1784490182,"usec":261533},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123516,"noise_level":-24.943054,"freq_skew":-0.072419,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEXJ"},{"name":"ac_location","value":{"loc":{"lat":42.799999,"lon":-1.700000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490183,"usec":17182},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887577,"noise_level":-24.730835,"freq_skew":1.347040,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":2011,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,242]},{"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":1784490183,"usec":21104},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.277959,"noise_level":-24.641447,"freq_skew":0.121535,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LXV","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"W6001Z","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490183,"usec":21104},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":1,"sig_level":-5.277959,"noise_level":-24.641447,"freq_skew":0.121535,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21617567","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,31,119,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490183,"usec":781066},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386572,"noise_level":-24.335640,"freq_skew":0.174150,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490184,"usec":543779},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880414,"noise_level":-25.167925,"freq_skew":-0.020523,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490184,"usec":552618},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.371363,"noise_level":-24.919546,"freq_skew":-1.733148,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490187,"usec":598765},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964814,"noise_level":-23.549109,"freq_skew":0.126149,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490190,"usec":648098},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865007,"noise_level":-22.826567,"freq_skew":0.584156,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":45020,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[9,206,224,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490191,"usec":407133},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503399,"noise_level":-23.437014,"freq_skew":0.977112,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784490192,"usec":161201},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328757,"noise_level":-23.905273,"freq_skew":0.749225,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":489,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"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":[62,39,13,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490192,"usec":170088},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710279,"noise_level":-24.724564,"freq_skew":-1.522768,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490194,"usec":449973},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850440,"noise_level":-24.669092,"freq_skew":0.507376,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"80","blk_id":"8","ack":"!","flight":"UX1142","msg_num":"M80","msg_num_seq":"A","msg_text":"3M01 OPNORM 1142/19 LPPR/LEMD .EC-OPA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490195,"usec":207769},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962601,"noise_level":-25.609377,"freq_skew":0.860792,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490195,"usec":211068},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662213,"noise_level":-25.510530,"freq_skew":0.332192,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":43.400002,"lon":-2.000000},"alt":38000}},{"name":"alternate_ground_stations","value":["213C85","2D0745","2610A5","2B3185","27D885"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490195,"usec":975282},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791523,"noise_level":-25.747614,"freq_skew":0.543582,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490196,"usec":730543},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624870,"noise_level":-26.010117,"freq_skew":0.343432,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"22051015","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,72,82,13,0,72,82,13,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490196,"usec":734039},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852543,"noise_level":-25.821321,"freq_skew":-0.061139,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":633,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44957,"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":[238,214,58,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490196,"usec":735628},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.152244,"noise_level":-25.770535,"freq_skew":-1.294870,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3584,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784490196,"usec":736908},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564372,"noise_level":-25.720045,"freq_skew":-0.820464,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490196,"usec":737722},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611723,"noise_level":-26.468744,"freq_skew":0.306619,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXE","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"HV090G","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490198,"usec":262970},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594222,"noise_level":-25.800064,"freq_skew":0.257568,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490199,"usec":14842},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582684,"noise_level":-25.437027,"freq_skew":0.307993,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490202,"usec":830333},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530698,"noise_level":-24.138824,"freq_skew":0.326151,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"UX1142","msg_num":"F88","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40532W006020,RW17,194320,280,AVILA,195222,DAQSE,M35,241044,799836"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490203,"usec":588462},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906968,"noise_level":-23.890617,"freq_skew":0.680663,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490203,"usec":592180},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024783,"noise_level":-23.755726,"freq_skew":0.888293,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24433,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490204,"usec":359215},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456628,"noise_level":-23.401657,"freq_skew":3.171278,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":9355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784490205,"usec":120818},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.051212,"noise_level":-23.914013,"freq_skew":0.766017,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784490205,"usec":883253},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.364533,"noise_level":-23.488426,"freq_skew":0.092524,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490207,"usec":397015},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891298,"noise_level":-23.008717,"freq_skew":1.620454,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490208,"usec":167537},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.051116,"noise_level":-23.122295,"freq_skew":-3.214182,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490208,"usec":917385},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791845,"noise_level":-22.976776,"freq_skew":1.299220,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":2012,"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":1784490208,"usec":919993},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.893063,"noise_level":-22.915806,"freq_skew":-3.382823,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490211,"usec":982230},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826887,"noise_level":-21.599169,"freq_skew":0.333774,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490214,"usec":251647},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617531,"noise_level":-21.886194,"freq_skew":0.510278,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":44815,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[222,204,19,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490215,"usec":19944},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683027,"noise_level":-21.599571,"freq_skew":-2.193656,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":934,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44936,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[17,83,39,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490215,"usec":24432},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583845,"noise_level":-21.525877,"freq_skew":0.169381,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":716,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490215,"usec":26093},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.215526,"noise_level":-21.484558,"freq_skew":0.620499,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GNEO","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"TO99LM","msg_num":"J08","msg_num_seq":"A","msg_text":"/LFPG.TI2/000LFPGA9F82"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490217,"usec":312176},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654581,"noise_level":-22.121609,"freq_skew":0.000664,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490218,"usec":71300},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004184,"noise_level":-21.710119,"freq_skew":-0.352466,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490218,"usec":826502},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446960,"noise_level":-21.750896,"freq_skew":0.604606,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490218,"usec":828840},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987787,"noise_level":-21.676830,"freq_skew":0.711970,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":8523,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14941,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[231,144,28,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490218,"usec":832254},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637119,"noise_level":-21.760931,"freq_skew":0.441068,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":45020,"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":[224,131,233,134]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490219,"usec":594063},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791939,"noise_level":-22.682762,"freq_skew":0.967610,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784490220,"usec":352968},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860266,"noise_level":-22.588638,"freq_skew":1.885880,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44847,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[127,217,54,91]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44847,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[54,59,74,220]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":43,"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":1784490221,"usec":116039},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619400,"noise_level":-22.428791,"freq_skew":1.705999,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490222,"usec":642199},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971961,"noise_level":-22.873875,"freq_skew":0.477747,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GNEO","mode":"2","label":"_d","blk_id":"7","ack":"A","flight":"TO99LM","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490224,"usec":170778},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.771776,"noise_level":-23.436581,"freq_skew":1.441062,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490225,"usec":695934},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977863,"noise_level":-23.263168,"freq_skew":0.726958,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GNEO","mode":"2","label":"_d","blk_id":"7","ack":"A","flight":"TO99LM","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490227,"usec":217846},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524364,"noise_level":-22.792150,"freq_skew":0.552331,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GNEO","mode":"2","label":"_d","blk_id":"8","ack":"B","flight":"TO99LM","msg_num":"S51","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490229,"usec":500981},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489656,"noise_level":-23.034842,"freq_skew":0.026949,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":433,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[155,229,10,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490230,"usec":255768},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546525,"noise_level":-24.064709,"freq_skew":0.472417,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":257,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[47,129,228,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490230,"usec":257394},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603575,"noise_level":-24.561378,"freq_skew":0.693255,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GNEO","mode":"2","label":"_d","blk_id":"8","ack":"B","flight":"TO99LM","msg_num":"S51","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490230,"usec":261440},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.087674,"noise_level":-24.386917,"freq_skew":0.803533,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490231,"usec":22548},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.362697,"noise_level":-24.252647,"freq_skew":1.759292,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490231,"usec":25518},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320930,"noise_level":-24.153999,"freq_skew":1.786548,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":308,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":61,"dst_ref":34047,"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":[87,7,120,134]}]}],"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":1784490232,"usec":550905},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.376582,"noise_level":-24.575331,"freq_skew":0.525206,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GNEO","mode":"2","label":"_d","blk_id":"9","ack":"C","flight":"TO99LM","msg_num":"S52","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490232,"usec":552244},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609631,"noise_level":-24.516693,"freq_skew":1.811313,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490232,"usec":555809},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836066,"noise_level":-24.415018,"freq_skew":-0.263790,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":433,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[155,229,10,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490236,"usec":348400},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450491,"noise_level":-23.500051,"freq_skew":-0.280787,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":433,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[155,229,10,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490236,"usec":357986},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904309,"noise_level":-24.293997,"freq_skew":-2.208944,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490237,"usec":111656},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310817,"noise_level":-24.589090,"freq_skew":0.768744,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":1784490242,"usec":445610},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671873,"noise_level":-22.724779,"freq_skew":0.806993,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":32547,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490242,"usec":453063},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.176556,"noise_level":-22.501820,"freq_skew":1.418597,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490243,"usec":211894},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403459,"noise_level":-22.703703,"freq_skew":0.297387,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490243,"usec":975642},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.160489,"noise_level":-23.295443,"freq_skew":-1.911279,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490243,"usec":976965},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.813932,"noise_level":-23.384676,"freq_skew":-2.801171,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490244,"usec":738411},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739884,"noise_level":-23.131893,"freq_skew":0.549396,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29658,"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":[194,144,118,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490246,"usec":255677},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858318,"noise_level":-22.600382,"freq_skew":-1.906363,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":210,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44819,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[2,195,116,73]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":15,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":44,"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":1784490247,"usec":17369},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906685,"noise_level":-22.381851,"freq_skew":-1.630754,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490247,"usec":21529},"freq":136975000,"burst_len_octets":43,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603560,"noise_level":-22.694904,"freq_skew":-1.896273,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":211,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[189,78,242,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490247,"usec":792495},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967067,"noise_level":-23.056223,"freq_skew":0.106983,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":2038,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34001,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[114,85]},{"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":1784490248,"usec":555023},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683981,"noise_level":-23.177488,"freq_skew":0.121355,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":634,"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":1784490250,"usec":66434},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895947,"noise_level":-23.362425,"freq_skew":-0.036536,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490250,"usec":845732},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434630,"noise_level":-23.655851,"freq_skew":0.828480,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490251,"usec":590466},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755859,"noise_level":-23.408016,"freq_skew":1.779964,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":309,"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":1784490256,"usec":921890},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.087535,"noise_level":-22.731264,"freq_skew":-1.390456,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490256,"usec":923009},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675386,"noise_level":-22.695648,"freq_skew":0.701508,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490256,"usec":927080},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571793,"noise_level":-23.711321,"freq_skew":-0.557693,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490261,"usec":491982},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028646,"noise_level":-22.065002,"freq_skew":0.775992,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490262,"usec":258535},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556898,"noise_level":-22.029373,"freq_skew":-1.601103,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":212,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44819,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[176,88,255,124]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":16,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":44,"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":1784490262,"usec":263339},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608665,"noise_level":-22.035206,"freq_skew":1.471082,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490263,"usec":26564},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808562,"noise_level":-22.319296,"freq_skew":0.948995,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490263,"usec":27733},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917085,"noise_level":-22.307959,"freq_skew":-1.884137,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490263,"usec":780226},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119881,"noise_level":-22.620121,"freq_skew":-1.769624,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490263,"usec":784331},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849449,"noise_level":-22.718769,"freq_skew":3.283106,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490264,"usec":546680},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553748,"noise_level":-22.613869,"freq_skew":-1.994308,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":213,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[184,232,86,13]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490267,"usec":598530},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715107,"noise_level":-22.176109,"freq_skew":-2.160746,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":935,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44936,"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":[7,213,67,166]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490267,"usec":599114},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483352,"noise_level":-22.164957,"freq_skew":0.531566,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44815,"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":[102,24,148,26]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490268,"usec":354586},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786800,"noise_level":-23.004778,"freq_skew":0.299632,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":2039,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490270,"usec":647442},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555240,"noise_level":-22.467634,"freq_skew":1.417391,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490272,"usec":936075},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.466584,"noise_level":-22.379406,"freq_skew":-3.209067,"avlc":{"src":{"addr":"345698","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":77,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490274,"usec":445555},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571419,"noise_level":-22.377762,"freq_skew":0.569362,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490274,"usec":451727},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551084,"noise_level":-22.230545,"freq_skew":0.651706,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":1784490274,"usec":451727},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.551084,"noise_level":-22.230545,"freq_skew":0.651706,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":34029,"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":[112,32,143,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490274,"usec":451727},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.551084,"noise_level":-22.230545,"freq_skew":0.651706,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":44760,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[152,219,183,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490275,"usec":215085},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923594,"noise_level":-23.045530,"freq_skew":0.510043,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490276,"usec":734121},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727704,"noise_level":-23.664743,"freq_skew":0.135218,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490276,"usec":734875},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699344,"noise_level":-24.612730,"freq_skew":0.785430,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":48.500000,"flags":192,"pdu_id":8618,"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":[221,52,33,232]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490276,"usec":738752},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513297,"noise_level":-24.495344,"freq_skew":-0.317079,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"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":[30,239,19,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490278,"usec":263210},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-9.068423,"noise_level":-24.973274,"freq_skew":-0.242854,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490279,"usec":16355},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840541,"noise_level":-24.640940,"freq_skew":-0.555960,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-NUA","mode":"2","label":"5U","blk_id":"6","ack":"!","flight":"NO0785","msg_num":"M37","msg_num_seq":"A","msg_text":"SA LICJ,LIRF,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490279,"usec":785796},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601174,"noise_level":-24.873405,"freq_skew":-0.491694,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"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":[30,239,19,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490280,"usec":544073},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.295994,"noise_level":-24.486366,"freq_skew":0.958118,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":1784490281,"usec":310245},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017730,"noise_level":-24.087982,"freq_skew":1.032571,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":20.000000,"flags":246,"pdu_id":32800,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":21,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490282,"usec":68634},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511121,"noise_level":-23.667236,"freq_skew":-0.268542,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490282,"usec":836867},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718103,"noise_level":-23.818031,"freq_skew":-0.556394,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-NUA","mode":"2","label":"5U","blk_id":"6","ack":"!","flight":"NO0785","msg_num":"M37","msg_num_seq":"A","msg_text":"SA LICJ,LIRF,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490283,"usec":597200},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.193450,"noise_level":-23.840698,"freq_skew":1.344967,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":383,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490285,"usec":120628},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764706,"noise_level":-24.451759,"freq_skew":0.885848,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":20.000000,"flags":246,"pdu_id":32800,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":21,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490285,"usec":121985},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895766,"noise_level":-24.393948,"freq_skew":1.878092,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490285,"usec":880215},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418404,"noise_level":-24.555101,"freq_skew":-0.528299,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490286,"usec":643698},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851711,"noise_level":-25.262482,"freq_skew":-0.492735,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-NUA","mode":"2","label":"5U","blk_id":"6","ack":"!","flight":"NO0785","msg_num":"M37","msg_num_seq":"A","msg_text":"SA LICJ,LIRF,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490288,"usec":923074},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731426,"noise_level":-24.709019,"freq_skew":-1.368966,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3585,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784490292,"usec":731865},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008377,"noise_level":-23.469353,"freq_skew":-0.603719,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-NUA","mode":"2","label":"5U","blk_id":"6","ack":"!","flight":"NO0785","msg_num":"M37","msg_num_seq":"A","msg_text":"SA LICJ,LIRF,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490294,"usec":253261},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.139202,"noise_level":-24.034569,"freq_skew":0.038677,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":44957,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[48,108,51,116]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44957,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[193,6,228,99]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":44,"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":1784490295,"usec":777929},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808552,"noise_level":-23.632956,"freq_skew":0.920750,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24544,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490295,"usec":782065},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937302,"noise_level":-23.866236,"freq_skew":-2.196569,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":936,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[174,26,26,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490298,"usec":64915},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.125350,"noise_level":-24.107418,"freq_skew":-2.774746,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490298,"usec":827572},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440868,"noise_level":-23.593302,"freq_skew":0.840158,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24544,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490298,"usec":829611},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945400,"noise_level":-24.404732,"freq_skew":-1.930205,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":937,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"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":[169,51,251,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490299,"usec":593757},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610288,"noise_level":-24.226643,"freq_skew":2.946166,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"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":9356,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784490301,"usec":874865},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812984,"noise_level":-24.473419,"freq_skew":0.992351,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"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":1784490302,"usec":643094},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951016,"noise_level":-24.215607,"freq_skew":0.419151,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490303,"usec":401423},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528400,"noise_level":-25.118015,"freq_skew":0.916893,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784490304,"usec":162762},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504959,"noise_level":-24.693567,"freq_skew":2.994310,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"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":9356,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784490304,"usec":163583},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.107335,"noise_level":-25.148048,"freq_skew":0.877355,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784490304,"usec":167302},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975580,"noise_level":-24.992334,"freq_skew":-0.599393,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784490304,"usec":922991},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562582,"noise_level":-25.721350,"freq_skew":-0.728020,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-NUA","mode":"2","label":"_d","blk_id":"7","ack":"R","flight":"NO0785","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490305,"usec":693151},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960938,"noise_level":-25.247768,"freq_skew":0.265761,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490306,"usec":442067},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.828743,"noise_level":-25.680847,"freq_skew":-0.148527,"avlc":{"src":{"addr":"39DE50","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490307,"usec":218698},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502729,"noise_level":-25.130653,"freq_skew":0.761495,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490307,"usec":966028},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.310641,"noise_level":-25.480450,"freq_skew":0.280111,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490310,"usec":256116},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046538,"noise_level":-24.356392,"freq_skew":0.371899,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490310,"usec":257454},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754317,"noise_level":-24.709940,"freq_skew":0.802343,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784490311,"usec":784419},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514011,"noise_level":-23.762623,"freq_skew":0.860521,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":490,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[82,29,94,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490313,"usec":307938},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.238416,"noise_level":-24.176983,"freq_skew":0.569360,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490314,"usec":66535},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.306518,"noise_level":-24.720707,"freq_skew":0.169114,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490321,"usec":681278},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904651,"noise_level":-22.883125,"freq_skew":1.354090,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490323,"usec":220392},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065724,"noise_level":-23.049667,"freq_skew":-2.028110,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490323,"usec":973681},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649668,"noise_level":-23.312475,"freq_skew":0.280059,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490324,"usec":739807},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554820,"noise_level":-23.519897,"freq_skew":-0.372381,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":435,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":22,"ack":5,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490325,"usec":506118},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.397842,"noise_level":-24.204512,"freq_skew":0.818500,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":1784490327,"usec":20165},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882755,"noise_level":-23.698828,"freq_skew":0.054030,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":44957,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[71,39,121,102]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":45,"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":1784490327,"usec":787719},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760561,"noise_level":-23.655178,"freq_skew":-0.207245,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784490328,"usec":547936},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962698,"noise_level":-23.933422,"freq_skew":0.030718,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784490329,"usec":303029},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951316,"noise_level":-23.784163,"freq_skew":-0.125344,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":637,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44957,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[133,57,101,31]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490330,"usec":72551},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660197,"noise_level":-23.824131,"freq_skew":0.012155,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490331,"usec":586514},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404655,"noise_level":-23.891106,"freq_skew":0.912878,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490332,"usec":347501},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728509,"noise_level":-24.083384,"freq_skew":0.867155,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":491,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[167,233,144,174]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44955,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[226,64,159,30]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":45,"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":1784490333,"usec":119038},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510295,"noise_level":-23.696859,"freq_skew":0.834743,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490336,"usec":921068},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612179,"noise_level":-22.827950,"freq_skew":0.270251,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29658,"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":[194,144,118,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490336,"usec":928766},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573199,"noise_level":-23.385899,"freq_skew":0.781778,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":492,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44955,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[245,208,80,82]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":45,"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":1784490336,"usec":929265},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435822,"noise_level":-24.278872,"freq_skew":1.072224,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490338,"usec":452873},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680353,"noise_level":-24.962320,"freq_skew":0.784496,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490338,"usec":453522},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.406651,"noise_level":-24.946955,"freq_skew":-0.667537,"avlc":{"src":{"addr":"34750F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490338,"usec":455263},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562984,"noise_level":-24.855328,"freq_skew":0.775831,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490339,"usec":207796},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826176,"noise_level":-24.645214,"freq_skew":-0.666365,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":79,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[143,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490339,"usec":210028},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990659,"noise_level":-25.480724,"freq_skew":0.428665,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45020,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[9,206,224,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490339,"usec":215552},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775183,"noise_level":-26.119068,"freq_skew":0.951486,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":8746,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14941,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[189,202,14,41]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":10,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490339,"usec":969477},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825579,"noise_level":-25.927916,"freq_skew":0.602943,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"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":44955,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[27,137,139,158]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490339,"usec":981523},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748006,"noise_level":-25.673851,"freq_skew":1.517136,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"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":44847,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[127,217,54,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490340,"usec":736628},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.212325,"noise_level":-25.590790,"freq_skew":0.277295,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490340,"usec":743148},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684428,"noise_level":-26.091644,"freq_skew":1.013911,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490341,"usec":495798},"freq":136975000,"burst_len_octets":652,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691323,"noise_level":-25.697868,"freq_skew":0.295336,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UX1142","msg_num":"D48","msg_num_seq":"A","sublabel":"DF","msg_text":"B03A     \r\nAPM     EC-OPA          AEA82PV LPPRLEMD190726194050,737789     ,BCG3BL2000003,.780,,467.7,308.9,,, -6.19,,,28001,,, 58266,,,1249,1248,,, 80.62, 80.60,,, 2.8,504.1,,,0,0,,0,0,,0,0,0,0,0,0,,, 40.9854,,,  -6.6211,,, 105.60,,, -3.5,,, 102.1,,,  0.000,-0.007,,,,6.673,, 8127, 4037, 4084,    0,,    0,,, 1342, 1387,,, 0.0,,,,, 59311,,,,,, 54485,,, 4826, 2422, 2394,    0,,    -,,,  60C575,  60C596,,,,,, 105.557, 102.128,,,102.4,102.3,,  17,  18,,,,684.6,688.6,,,,,,,-35.0,,, -3.1,,, -0.0,,,  1.1,,, -0.5, 0.9, 0.8,  0.2, -0.5,,, -0.3,,  3.5,  3.4,,, 1.2, 1.3,,, 0.00,,, 0.00,,, 0.99,,, -0.030,,,\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490341,"usec":497147},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882410,"noise_level":-26.713144,"freq_skew":-0.448350,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490342,"usec":256381},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.714087,"noise_level":-26.490261,"freq_skew":-2.940032,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490342,"usec":257752},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.881030,"noise_level":-26.417221,"freq_skew":-2.299186,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":938,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490342,"usec":258196},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747941,"noise_level":-26.399057,"freq_skew":0.859420,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490343,"usec":26038},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599567,"noise_level":-25.854004,"freq_skew":0.814432,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"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":44955,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[27,137,139,158]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490343,"usec":26365},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.313907,"noise_level":-26.606155,"freq_skew":0.372509,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490343,"usec":27269},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712635,"noise_level":-26.795900,"freq_skew":-2.166302,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490343,"usec":27746},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443970,"noise_level":-26.776926,"freq_skew":-0.692603,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":80,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[82,81]},{"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":1784490343,"usec":775368},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694056,"noise_level":-26.965637,"freq_skew":0.255079,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":44815,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[52,153,69,199]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44815,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[176,72,147,66]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":45,"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":1784490343,"usec":777384},"freq":136975000,"burst_len_octets":317,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607131,"noise_level":-27.311802,"freq_skew":0.231005,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX1142","msg_num":"D49","msg_num_seq":"A","sublabel":"DF","msg_text":"A53A\r\nE   PA 1907191415262010\r\n82PV1LPPRLEMDESBSM22-H200-0004\r\n60C575\r\n60C596\r\n 99.7 93.119.719.8  241914\r\n 99.6 82.129503023   719.717.9  - 39  9-  83  261916\r\n 82.0 93.530543053  1717.518.4 68 70  92  93 -351938\r\n 79.9 93.330543053  -217.418.0 69 68  93  93 -351944\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490344,"usec":538125},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017839,"noise_level":-27.639431,"freq_skew":0.848092,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490344,"usec":547249},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925185,"noise_level":-27.391819,"freq_skew":1.547325,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490344,"usec":547382},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.015768,"noise_level":-27.391819,"freq_skew":0.305110,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490345,"usec":304325},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064936,"noise_level":-27.033157,"freq_skew":0.369437,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490345,"usec":306722},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779841,"noise_level":-27.470959,"freq_skew":1.583789,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490347,"usec":599594},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789690,"noise_level":-25.868240,"freq_skew":1.472997,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2013,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[23,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490348,"usec":354833},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802665,"noise_level":-25.533379,"freq_skew":-1.278076,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490348,"usec":360166},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615167,"noise_level":-26.171314,"freq_skew":0.422479,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44815,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[71,176,236,129]}]}],"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":7,"day":19},"time":{"hour":19,"min":45,"sec":47}},"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":1784490348,"usec":363689},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561178,"noise_level":-26.083382,"freq_skew":0.394658,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29658,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[99,96,229,73]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":45,"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":1784490349,"usec":116599},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691687,"noise_level":-26.133476,"freq_skew":1.616248,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490349,"usec":119216},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862708,"noise_level":-26.080837,"freq_skew":0.340350,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"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":1784490349,"usec":119216},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.862708,"noise_level":-26.080837,"freq_skew":0.340350,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":60,"dst_ref":44815,"variable_part_params":[{"name":"atn_checksum","value":[27,220,157,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490349,"usec":119216},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.862708,"noise_level":-26.080837,"freq_skew":0.340350,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490349,"usec":880498},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520274,"noise_level":-25.890514,"freq_skew":0.267262,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490349,"usec":881671},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376745,"noise_level":-25.822330,"freq_skew":0.388595,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29658,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[129,28,253,232]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490350,"usec":644452},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806808,"noise_level":-25.359444,"freq_skew":0.407030,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490350,"usec":645250},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720897,"noise_level":-25.327305,"freq_skew":0.352071,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29658,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[214,232,48,147]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29658,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[170,15,98,35]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":45,"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":1784490352,"usec":157925},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816484,"noise_level":-24.693396,"freq_skew":1.722522,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":2,"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":34047,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[249,236,188,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490353,"usec":691462},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454828,"noise_level":-24.117191,"freq_skew":0.405494,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29658,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[214,232,48,147]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29658,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[170,15,98,35]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":45,"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":1784490354,"usec":449713},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.380310,"noise_level":-23.955267,"freq_skew":-2.645287,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490355,"usec":205471},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093267,"noise_level":-23.853363,"freq_skew":0.826481,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"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":1784490355,"usec":207014},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631328,"noise_level":-24.143230,"freq_skew":1.650019,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3,"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":34047,"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":[194,86,43,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490355,"usec":214394},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862812,"noise_level":-24.021416,"freq_skew":0.424282,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490355,"usec":973730},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680242,"noise_level":-23.884497,"freq_skew":1.636890,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490355,"usec":978774},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693741,"noise_level":-23.803368,"freq_skew":3.166078,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490361,"usec":301627},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.146203,"noise_level":-22.649603,"freq_skew":1.887032,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490368,"usec":164679},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.334763,"noise_level":-22.821505,"freq_skew":0.190406,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2040,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34001,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[114,85]},{"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":1784490368,"usec":920604},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.343648,"noise_level":-22.670336,"freq_skew":1.509396,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490378,"usec":830371},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074911,"noise_level":-22.758219,"freq_skew":-1.383277,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490380,"usec":359939},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758886,"noise_level":-22.092323,"freq_skew":-1.516140,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3586,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784490383,"usec":411933},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867597,"noise_level":-22.931503,"freq_skew":0.974784,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":8871,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":14941,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,77,209,3]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":46,"sec":22}},"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":118.400000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490384,"usec":158716},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042167,"noise_level":-22.872972,"freq_skew":0.197013,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490384,"usec":164573},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872183,"noise_level":-23.915295,"freq_skew":0.182096,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45020,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[94,155,19,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490384,"usec":164573},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.872183,"noise_level":-23.915295,"freq_skew":0.182096,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45020,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[234,20,57,163]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":46,"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":1784490384,"usec":166307},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652102,"noise_level":-25.081867,"freq_skew":-1.382017,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3586,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784490384,"usec":167303},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576289,"noise_level":-25.990200,"freq_skew":1.014952,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"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":1784490384,"usec":919475},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893019,"noise_level":-26.529829,"freq_skew":0.764236,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":8874,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14941,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[61,93,78,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490384,"usec":923402},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062086,"noise_level":-26.347544,"freq_skew":-1.858281,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":214,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[100,138,36,96]},{"name":"subseq_num","value":1}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490384,"usec":928154},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358695,"noise_level":-26.151354,"freq_skew":0.402919,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490385,"usec":686313},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.121350,"noise_level":-26.098610,"freq_skew":0.443805,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490387,"usec":973081},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439904,"noise_level":-25.173666,"freq_skew":0.860346,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24626,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490387,"usec":977952},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.086443,"noise_level":-25.017498,"freq_skew":-2.209603,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":939,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44936,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[17,83,39,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490388,"usec":734426},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310975,"noise_level":-25.175779,"freq_skew":3.027509,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":9357,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784490389,"usec":493998},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.260719,"noise_level":-25.634048,"freq_skew":-0.314243,"avlc":{"src":{"addr":"471F77","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490389,"usec":494676},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695623,"noise_level":-25.600880,"freq_skew":0.734463,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784490391,"usec":21589},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704389,"noise_level":-24.810341,"freq_skew":1.579556,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44847,"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":[57,86,177,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490391,"usec":27569},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947610,"noise_level":-25.376703,"freq_skew":-2.152365,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":939,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44936,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[17,83,39,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490391,"usec":29570},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747280,"noise_level":-25.312420,"freq_skew":0.231366,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":45020,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[153,34,231,203]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":46,"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":1784490391,"usec":780801},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823130,"noise_level":-26.152908,"freq_skew":0.869401,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":8879,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14941,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[146,42,128,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490391,"usec":784634},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.243557,"noise_level":-25.909412,"freq_skew":0.606831,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":8880,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":14941,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[101,193,29,43]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":46,"sec":31}},"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":1784490392,"usec":541806},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512338,"noise_level":-26.688116,"freq_skew":0.102933,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490393,"usec":301372},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687348,"noise_level":-26.249161,"freq_skew":1.024938,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784490393,"usec":301590},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741378,"noise_level":-26.231344,"freq_skew":0.362497,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":674,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490393,"usec":303885},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916356,"noise_level":-26.090109,"freq_skew":0.327611,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":45020,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[209,59,14,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490393,"usec":305022},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644286,"noise_level":-26.832611,"freq_skew":0.751700,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490394,"usec":62664},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604164,"noise_level":-26.719353,"freq_skew":-0.637212,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"VY29EB","msg_num":"M45","msg_num_seq":"A","msg_text":"194630,34005,2011,  98,N 42.070 W  4.358, 787"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490394,"usec":62954},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780342,"noise_level":-27.174686,"freq_skew":0.510886,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":260,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34029,"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":[112,32,143,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490394,"usec":69020},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886041,"noise_level":-28.037615,"freq_skew":0.413387,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490394,"usec":823550},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512872,"noise_level":-27.842602,"freq_skew":0.578635,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":44760,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[47,129,228,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490394,"usec":825414},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722329,"noise_level":-27.714987,"freq_skew":-2.128498,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":939,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44936,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[17,83,39,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490394,"usec":833156},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.178845,"noise_level":-27.322807,"freq_skew":0.661507,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490396,"usec":350775},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.971915,"noise_level":-27.313326,"freq_skew":1.257346,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NUZ","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"UX5053","msg_num":"M07","msg_num_seq":"A","msg_text":"194634,28992,2012,  74,N 38.994 W  4.329"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490396,"usec":354617},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.146722,"noise_level":-27.094349,"freq_skew":2.082113,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":50.000000,"flags":192,"pdu_id":1434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[33,24]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490396,"usec":356690},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828546,"noise_level":-26.996613,"freq_skew":1.362504,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490396,"usec":359444},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703348,"noise_level":-27.135796,"freq_skew":-0.034456,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490397,"usec":108381},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511603,"noise_level":-27.096382,"freq_skew":-0.776548,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"VY29EB","msg_num":"M45","msg_num_seq":"A","msg_text":"194630,34005,2011,  98,N 42.070 W  4.358, 787"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490397,"usec":109270},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738197,"noise_level":-27.057144,"freq_skew":-0.568605,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[155,229,10,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490397,"usec":115361},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674658,"noise_level":-27.851580,"freq_skew":0.656552,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490397,"usec":115879},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.094223,"noise_level":-27.830158,"freq_skew":-0.532882,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":81,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490397,"usec":883114},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957938,"noise_level":-28.014935,"freq_skew":-0.785075,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490397,"usec":883832},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984010,"noise_level":-27.993105,"freq_skew":0.555475,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490400,"usec":163881},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.334704,"noise_level":-27.386017,"freq_skew":1.394341,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490400,"usec":164588},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659876,"noise_level":-27.325245,"freq_skew":-0.787934,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[155,229,10,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490400,"usec":177073},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662256,"noise_level":-26.969261,"freq_skew":1.875565,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":50.000000,"flags":192,"pdu_id":1434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[33,24]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490400,"usec":921993},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739071,"noise_level":-26.969261,"freq_skew":0.699391,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490400,"usec":924899},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528387,"noise_level":-26.758690,"freq_skew":0.845296,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490401,"usec":686642},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805902,"noise_level":-26.956982,"freq_skew":-0.827259,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":81,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490401,"usec":688339},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847807,"noise_level":-26.860769,"freq_skew":-0.735178,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490401,"usec":691282},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870757,"noise_level":-27.691845,"freq_skew":1.780748,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":50.000000,"flags":192,"pdu_id":1435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[209,190]},{"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":1784490402,"usec":451225},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.054309,"noise_level":-26.965038,"freq_skew":-0.613152,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490403,"usec":212448},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738789,"noise_level":-26.773491,"freq_skew":-0.620763,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[155,229,10,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490404,"usec":735045},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.200046,"noise_level":-26.059044,"freq_skew":-2.893571,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":1784490405,"usec":497793},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702504,"noise_level":-25.436291,"freq_skew":-0.760183,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":81,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490406,"usec":258366},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.073241,"noise_level":-25.898483,"freq_skew":-0.781499,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[155,229,10,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490408,"usec":550248},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.166416,"noise_level":-25.675121,"freq_skew":1.299599,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490410,"usec":832067},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463186,"noise_level":-24.593430,"freq_skew":-0.831823,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[155,229,10,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490411,"usec":591445},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771501,"noise_level":-24.952946,"freq_skew":-0.838966,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":81,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490414,"usec":637385},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.591567,"noise_level":-23.630238,"freq_skew":-2.858362,"avlc":{"src":{"addr":"02019B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490414,"usec":639857},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768360,"noise_level":-23.777475,"freq_skew":-0.330088,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"_d","blk_id":"9","ack":"J","flight":"QR057H","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490416,"usec":168114},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805155,"noise_level":-23.377232,"freq_skew":-2.175370,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":940,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[174,26,26,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490416,"usec":168530},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.983847,"noise_level":-23.914734,"freq_skew":-0.645255,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[155,229,10,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490416,"usec":170672},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.129936,"noise_level":-25.005732,"freq_skew":-2.356603,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":941,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"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":[169,51,251,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490416,"usec":929455},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863303,"noise_level":-24.598124,"freq_skew":-2.131865,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784490416,"usec":929608},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686507,"noise_level":-24.583387,"freq_skew":0.824981,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490419,"usec":974247},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625679,"noise_level":-23.552822,"freq_skew":0.431101,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":494,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490421,"usec":491722},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459983,"noise_level":-23.750200,"freq_skew":-0.135027,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"16","blk_id":"0","ack":"!","flight":"QR057H","msg_num":"M76","msg_num_seq":"A","msg_text":"ADORO  ,N 41.327,W 5.748,39014,493,0241,095\\TS194613,190726"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490424,"usec":550105},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843369,"noise_level":-23.341663,"freq_skew":-0.220164,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490424,"usec":553808},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210892,"noise_level":-23.833241,"freq_skew":-0.588001,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-4.200000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490425,"usec":307767},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355778,"noise_level":-23.771124,"freq_skew":-0.860121,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"VY29EB","msg_num":"S68","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490425,"usec":307767},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.355778,"noise_level":-23.771124,"freq_skew":-0.860121,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490426,"usec":75037},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731339,"noise_level":-25.027645,"freq_skew":-0.585067,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490426,"usec":827994},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412875,"noise_level":-24.663494,"freq_skew":-0.584396,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490427,"usec":592622},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.230481,"noise_level":-24.546640,"freq_skew":0.355706,"avlc":{"src":{"addr":"48520D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490428,"usec":351840},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754266,"noise_level":-24.201725,"freq_skew":-0.769729,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490428,"usec":360206},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.600019,"noise_level":-24.223862,"freq_skew":1.433083,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784490429,"usec":871273},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.220838,"noise_level":-23.802437,"freq_skew":-0.817006,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490432,"usec":931756},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868440,"noise_level":-23.075279,"freq_skew":-1.693316,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490434,"usec":447312},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.484066,"noise_level":-23.329243,"freq_skew":1.805635,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490434,"usec":450177},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.339924,"noise_level":-23.301350,"freq_skew":-2.236542,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784490434,"usec":451040},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590512,"noise_level":-23.504925,"freq_skew":-0.712938,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490435,"usec":207720},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.382098,"noise_level":-24.575712,"freq_skew":-2.300704,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":942,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44936,"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":[7,213,67,166]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490435,"usec":211941},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626715,"noise_level":-24.458824,"freq_skew":1.862454,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52607,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[88,118]},{"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":1784490435,"usec":214135},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659257,"noise_level":-24.386559,"freq_skew":0.779451,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"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":33843,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490435,"usec":973496},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671474,"noise_level":-25.464361,"freq_skew":-0.704216,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-NUA","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"NO0785","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490435,"usec":975936},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562697,"noise_level":-26.267254,"freq_skew":-0.936274,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_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":"23124747","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,78,79,83,0,76,169,231,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490436,"usec":734474},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814724,"noise_level":-26.133286,"freq_skew":-0.756743,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-NUA","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"NO0785","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490436,"usec":738881},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904302,"noise_level":-26.525356,"freq_skew":3.152506,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490437,"usec":499304},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640019,"noise_level":-26.271345,"freq_skew":1.915623,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1437,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52607,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[88,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490437,"usec":504660},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367558,"noise_level":-26.076851,"freq_skew":0.302974,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":314,"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":1784490437,"usec":506523},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.177446,"noise_level":-25.989864,"freq_skew":1.717555,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1438,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52607,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[201,225]}]}],"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":1784490437,"usec":507349},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736612,"noise_level":-25.955311,"freq_skew":-0.972563,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490438,"usec":261689},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916548,"noise_level":-26.680271,"freq_skew":1.881946,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1439,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45031,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[76,188]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":47,"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":1784490439,"usec":20757},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.246959,"noise_level":-26.284742,"freq_skew":1.689765,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490439,"usec":780818},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843637,"noise_level":-26.205587,"freq_skew":1.833964,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490439,"usec":783482},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744243,"noise_level":-26.029915,"freq_skew":1.921239,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1440,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":17,"dst_ref":52607,"variable_part_params":[{"name":"checksum","value":[119,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490439,"usec":788195},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067978,"noise_level":-25.857727,"freq_skew":1.887307,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":50.000000,"flags":192,"pdu_id":1441,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[22,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490440,"usec":543178},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618764,"noise_level":-25.811483,"freq_skew":-1.457894,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490441,"usec":307377},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.193933,"noise_level":-25.709812,"freq_skew":1.753160,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":50.000000,"flags":192,"pdu_id":1442,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[18,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490442,"usec":834700},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531163,"noise_level":-24.624050,"freq_skew":0.334694,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":315,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29658,"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":[109,127,106,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490444,"usec":350294},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442944,"noise_level":-24.051657,"freq_skew":0.642033,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44760,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[152,219,183,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490445,"usec":876338},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504142,"noise_level":-24.121981,"freq_skew":-1.340052,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3587,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490446,"usec":642154},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.222346,"noise_level":-24.079056,"freq_skew":-0.552857,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":437,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"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":[30,239,19,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490449,"usec":689456},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.025252,"noise_level":-24.244034,"freq_skew":-0.602953,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":437,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"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":[30,239,19,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490451,"usec":211588},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768857,"noise_level":-24.241144,"freq_skew":1.537541,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490451,"usec":215480},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673288,"noise_level":-24.918240,"freq_skew":3.158949,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":9358,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490451,"usec":977146},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834954,"noise_level":-24.514626,"freq_skew":0.959876,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784490459,"usec":593014},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642927,"noise_level":-23.628119,"freq_skew":0.525998,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":44955,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[27,137,139,158]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490460,"usec":362917},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233157,"noise_level":-23.313961,"freq_skew":0.615056,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490461,"usec":120038},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020143,"noise_level":-23.162634,"freq_skew":2.064909,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1443,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490461,"usec":876817},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.179058,"noise_level":-22.843534,"freq_skew":0.246447,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX1142","msg_num":"183","msg_num_seq":"A","sublabel":"T1","msg_text":"PLF 1 19JUL26 1947 EC-OPA AEA82PV LPPR/LEMD BCG59-U000-08E7 BCG39-0MFC-0016 L 1914 19JUL26\n\rEOR"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490462,"usec":644205},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885091,"noise_level":-23.654209,"freq_skew":0.797994,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490462,"usec":653258},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430870,"noise_level":-23.525351,"freq_skew":0.134438,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490464,"usec":166208},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.095303,"noise_level":-24.192867,"freq_skew":1.363956,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2261,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490464,"usec":926715},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.126116,"noise_level":-23.820906,"freq_skew":1.736092,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784490471,"usec":780958},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766329,"noise_level":-23.197641,"freq_skew":1.642510,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5,"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":34047,"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":[194,86,43,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490472,"usec":548990},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724516,"noise_level":-23.654324,"freq_skew":-1.623597,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"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":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784490479,"usec":405753},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.146228,"noise_level":-22.469110,"freq_skew":0.894037,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24712,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490480,"usec":168395},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.111019,"noise_level":-22.474451,"freq_skew":0.586108,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490480,"usec":175579},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685047,"noise_level":-22.420284,"freq_skew":2.962298,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":9359,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784490481,"usec":685224},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659201,"noise_level":-22.212984,"freq_skew":0.457726,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":263,"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":1784490482,"usec":453926},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977759,"noise_level":-22.465626,"freq_skew":0.700238,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490483,"usec":213768},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.647332,"noise_level":-22.339632,"freq_skew":-1.934479,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490483,"usec":971933},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.066250,"noise_level":-22.178602,"freq_skew":2.941185,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":9359,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784490484,"usec":732200},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.530292,"noise_level":-22.170982,"freq_skew":0.688706,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784490496,"usec":168444},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347260,"noise_level":-23.038345,"freq_skew":-0.316106,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490498,"usec":451954},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.544920,"noise_level":-22.283146,"freq_skew":-2.242863,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490501,"usec":492219},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.266516,"noise_level":-21.436892,"freq_skew":2.050748,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490503,"usec":24348},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752745,"noise_level":-22.390564,"freq_skew":0.309952,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490505,"usec":304600},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.713639,"noise_level":-22.277643,"freq_skew":-1.700814,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":216,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[220,18,125,6]},{"name":"subseq_num","value":2}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490507,"usec":591095},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611185,"noise_level":-21.557800,"freq_skew":-0.888012,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490507,"usec":592375},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685350,"noise_level":-22.173237,"freq_skew":0.694208,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490507,"usec":592512},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740939,"noise_level":-22.173237,"freq_skew":0.650362,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":497,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"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":[232,22,1,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490508,"usec":351474},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610120,"noise_level":-22.157436,"freq_skew":-0.798840,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":82,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[143,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490509,"usec":112512},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802465,"noise_level":-22.921967,"freq_skew":1.503080,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2014,"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":1784490510,"usec":646866},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521177,"noise_level":-22.529778,"freq_skew":1.623219,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44847,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[127,217,54,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490511,"usec":410284},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.108726,"noise_level":-22.232723,"freq_skew":1.512536,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490512,"usec":165977},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739413,"noise_level":-22.010939,"freq_skew":1.319246,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490512,"usec":166577},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946896,"noise_level":-22.069109,"freq_skew":-0.878887,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":82,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[143,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490512,"usec":925996},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694046,"noise_level":-22.634167,"freq_skew":1.200579,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2015,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[23,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490512,"usec":928656},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553046,"noise_level":-23.049664,"freq_skew":-0.960595,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":83,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[82,81]},{"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":1784490513,"usec":687470},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666750,"noise_level":-23.787271,"freq_skew":-0.111989,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":45020,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[209,59,14,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490513,"usec":688150},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262148,"noise_level":-24.493454,"freq_skew":0.659359,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490513,"usec":692517},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676495,"noise_level":-24.505344,"freq_skew":0.546241,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":34029,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[32,182,3,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490513,"usec":692517},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.676495,"noise_level":-24.505344,"freq_skew":0.546241,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":265,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34029,"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":[112,32,143,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490514,"usec":447157},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.041247,"noise_level":-24.958401,"freq_skew":0.710124,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784490514,"usec":452070},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749405,"noise_level":-24.842398,"freq_skew":0.677281,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490515,"usec":209625},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848317,"noise_level":-24.632595,"freq_skew":-0.332814,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":717,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490516,"usec":726793},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821141,"noise_level":-24.061090,"freq_skew":0.773546,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3197","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":860,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45010,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[137,78]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":48,"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":1784490516,"usec":729242},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804525,"noise_level":-25.063503,"freq_skew":1.001204,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490517,"usec":492570},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372232,"noise_level":-25.727808,"freq_skew":0.635352,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"EHRD"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-5.400000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490518,"usec":264180},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582723,"noise_level":-25.158979,"freq_skew":0.609709,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"22052312","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,82,65,0,72,84,202,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490519,"usec":12195},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482090,"noise_level":-24.941484,"freq_skew":0.712966,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HBK","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"HV087Y","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490519,"usec":15511},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671301,"noise_level":-24.774334,"freq_skew":1.457411,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2016,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,242]},{"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":1784490520,"usec":541056},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050142,"noise_level":-24.094744,"freq_skew":0.866792,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490524,"usec":353270},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.012869,"noise_level":-22.383127,"freq_skew":1.430142,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784490524,"usec":354678},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715268,"noise_level":-22.360302,"freq_skew":-1.077744,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":84,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[139,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490525,"usec":119493},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.911696,"noise_level":-23.065950,"freq_skew":1.939109,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":784,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45086,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[58,170,12,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490525,"usec":878029},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039413,"noise_level":-22.955391,"freq_skew":0.842382,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":50.000000,"flags":192,"pdu_id":861,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45010,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[19,100]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":48,"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":1784490525,"usec":878535},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841318,"noise_level":-23.873074,"freq_skew":-0.900915,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":85,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45003,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[95,12]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":48,"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":1784490526,"usec":634438},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.931222,"noise_level":-24.162315,"freq_skew":1.831240,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784490526,"usec":646036},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502430,"noise_level":-23.845562,"freq_skew":-0.886693,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490528,"usec":171449},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840851,"noise_level":-23.371861,"freq_skew":0.671491,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":50.000000,"flags":192,"pdu_id":862,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45010,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[137,78]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":48,"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":1784490528,"usec":172005},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.891548,"noise_level":-24.353855,"freq_skew":0.812220,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":34497,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490528,"usec":178494},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502892,"noise_level":-24.169422,"freq_skew":0.543303,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":863,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45010,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[19,100]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":48,"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":1784490528,"usec":929325},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504105,"noise_level":-23.947676,"freq_skew":-0.116690,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490529,"usec":684808},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.063903,"noise_level":-23.691498,"freq_skew":0.847899,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490529,"usec":686034},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738502,"noise_level":-23.638515,"freq_skew":-1.094826,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":86,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45003,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[176,80]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":48,"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":1784490529,"usec":693767},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733239,"noise_level":-23.455582,"freq_skew":0.849626,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":864,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[58,100]},{"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":1784490530,"usec":450191},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492151,"noise_level":-24.001703,"freq_skew":0.527974,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-2.100000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490530,"usec":453376},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287255,"noise_level":-24.315641,"freq_skew":0.549276,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GNEO","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TO99LM","msg_num":"S53","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490530,"usec":453784},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715356,"noise_level":-25.383427,"freq_skew":0.733666,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"16232216","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,86,70,0,57,52,142,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490531,"usec":216598},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843803,"noise_level":-25.817791,"freq_skew":-1.004357,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":87,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[135,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490531,"usec":221164},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660491,"noise_level":-25.970982,"freq_skew":0.717822,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490532,"usec":728526},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505968,"noise_level":-26.242769,"freq_skew":0.449733,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":266,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44760,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[132,78,23,21]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44760,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[216,20,61,156]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":48,"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":1784490533,"usec":503543},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494513,"noise_level":-25.491997,"freq_skew":0.646461,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490534,"usec":256122},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681130,"noise_level":-25.362202,"freq_skew":0.773753,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":50.000000,"flags":192,"pdu_id":865,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[108,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490535,"usec":21234},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602173,"noise_level":-25.276318,"freq_skew":0.236668,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":29658,"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":[109,127,106,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490536,"usec":547428},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.345095,"noise_level":-24.601612,"freq_skew":-2.303278,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":943,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[174,26,26,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490536,"usec":547428},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.345095,"noise_level":-24.601612,"freq_skew":-2.303278,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":944,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"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":[169,51,251,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490536,"usec":547831},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.103662,"noise_level":-24.586870,"freq_skew":-1.570445,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490537,"usec":304551},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.321487,"noise_level":-24.226244,"freq_skew":-2.340642,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490538,"usec":835561},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838937,"noise_level":-23.404461,"freq_skew":0.834328,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490539,"usec":584603},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694330,"noise_level":-23.226341,"freq_skew":0.999005,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490540,"usec":351297},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691630,"noise_level":-23.017925,"freq_skew":2.922294,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490542,"usec":632953},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.110700,"noise_level":-22.261517,"freq_skew":-1.635527,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490542,"usec":642904},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.919771,"noise_level":-22.049997,"freq_skew":1.811528,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":785,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29646,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[86,147,10,161]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29646,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[54,19,214,63]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":49,"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":1784490543,"usec":400405},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670504,"noise_level":-21.999783,"freq_skew":0.448420,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":267,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44760,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[40,161,133,78]}]}],"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":7,"day":19},"time":{"hour":19,"min":49,"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":1784490543,"usec":404158},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354121,"noise_level":-21.912743,"freq_skew":0.419369,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":268,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34029,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[17,39,236,224]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":49,"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":1784490544,"usec":160071},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.125467,"noise_level":-22.250195,"freq_skew":1.737546,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490544,"usec":162519},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561735,"noise_level":-22.160622,"freq_skew":0.653836,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490544,"usec":162519},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.561735,"noise_level":-22.160622,"freq_skew":0.653836,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":269,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":56,"dst_ref":44760,"variable_part_params":[{"name":"atn_checksum","value":[15,130,178,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490546,"usec":460434},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.030355,"noise_level":-21.671286,"freq_skew":1.974512,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":786,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490547,"usec":210212},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645328,"noise_level":-21.566629,"freq_skew":0.427429,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490547,"usec":210914},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.150627,"noise_level":-21.574049,"freq_skew":0.627788,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":269,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":56,"dst_ref":44760,"variable_part_params":[{"name":"atn_checksum","value":[15,130,178,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490549,"usec":494831},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.096118,"noise_level":-21.161537,"freq_skew":2.022433,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":787,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29646,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[74,139,101,42]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":49,"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":1784490550,"usec":256806},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464604,"noise_level":-21.611414,"freq_skew":0.446611,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490550,"usec":258975},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.271667,"noise_level":-21.910427,"freq_skew":0.678490,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":269,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":56,"dst_ref":44760,"variable_part_params":[{"name":"atn_checksum","value":[15,130,178,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490551,"usec":22249},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.461905,"noise_level":-22.496391,"freq_skew":1.743963,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":788,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29646,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[171,96,60,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490551,"usec":778020},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817024,"noise_level":-22.178106,"freq_skew":1.743792,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":316,"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":1784490554,"usec":62759},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632938,"noise_level":-21.481461,"freq_skew":0.460618,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490554,"usec":62759},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.632938,"noise_level":-21.481461,"freq_skew":0.460618,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":269,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":56,"dst_ref":44760,"variable_part_params":[{"name":"atn_checksum","value":[15,130,178,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490554,"usec":827908},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.552549,"noise_level":-22.297749,"freq_skew":-2.117490,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":945,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44936,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[17,83,39,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490554,"usec":829534},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337075,"noise_level":-22.241348,"freq_skew":0.792657,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490554,"usec":829988},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628234,"noise_level":-22.230114,"freq_skew":-1.408155,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"GMMN"},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490555,"usec":599887},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910730,"noise_level":-22.474503,"freq_skew":-1.590040,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROT","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"AT819I","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490555,"usec":600950},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813123,"noise_level":-23.194971,"freq_skew":0.527249,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":66,"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":34029,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[147,86,253,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490555,"usec":602958},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784437,"noise_level":-23.120007,"freq_skew":-1.621786,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_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":"00400222","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,0,146,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490556,"usec":357998},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520190,"noise_level":-23.437948,"freq_skew":-0.196243,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490557,"usec":109041},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719152,"noise_level":-24.257236,"freq_skew":0.691191,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490557,"usec":111015},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660289,"noise_level":-24.158537,"freq_skew":-1.617768,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490557,"usec":113896},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572290,"noise_level":-24.047096,"freq_skew":0.588650,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":271,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34029,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[232,35,48,123]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34029,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[185,69,77,75]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":49,"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":1784490557,"usec":116326},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497695,"noise_level":-24.786640,"freq_skew":-0.834609,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":42.100002,"lon":-3.800000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490557,"usec":875880},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753096,"noise_level":-24.711607,"freq_skew":0.835542,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490557,"usec":880333},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479313,"noise_level":-24.534130,"freq_skew":-0.730100,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"VY29EB","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490557,"usec":880333},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.479313,"noise_level":-24.534130,"freq_skew":-0.730100,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490557,"usec":883633},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739486,"noise_level":-24.461239,"freq_skew":0.642695,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490560,"usec":922921},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498865,"noise_level":-23.282034,"freq_skew":-0.654585,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"VY29EB","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490560,"usec":923097},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919731,"noise_level":-23.282034,"freq_skew":1.457265,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44847,"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":[57,86,177,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490560,"usec":924586},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703104,"noise_level":-23.893162,"freq_skew":-0.929435,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490560,"usec":925741},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.350527,"noise_level":-24.153206,"freq_skew":0.837691,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":1784490560,"usec":927288},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652981,"noise_level":-24.083431,"freq_skew":-0.850753,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"VY29EB","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490561,"usec":685998},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948495,"noise_level":-24.598682,"freq_skew":1.045754,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":9099,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14941,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[146,42,128,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490561,"usec":688999},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333965,"noise_level":-24.466949,"freq_skew":-0.130670,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490561,"usec":688999},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.333965,"noise_level":-24.466949,"freq_skew":-0.130670,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45020,"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":[139,114,221,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490562,"usec":450385},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853558,"noise_level":-24.529228,"freq_skew":0.994795,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784490563,"usec":217809},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769525,"noise_level":-24.073210,"freq_skew":1.651656,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44847,"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":[57,86,177,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490563,"usec":976365},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756248,"noise_level":-23.799896,"freq_skew":-0.767736,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"VY29EB","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490564,"usec":738771},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278987,"noise_level":-23.456978,"freq_skew":-1.675480,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3589,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784490566,"usec":268045},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050602,"noise_level":-22.778318,"freq_skew":-0.765774,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490567,"usec":16748},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503315,"noise_level":-22.972515,"freq_skew":-0.864462,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":45054,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[155,229,10,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490567,"usec":19593},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090604,"noise_level":-22.887897,"freq_skew":0.416763,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490567,"usec":786334},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532821,"noise_level":-23.467806,"freq_skew":-0.627052,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"VY29EB","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490571,"usec":588806},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992476,"noise_level":-22.548767,"freq_skew":0.895642,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24784,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490572,"usec":356862},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601175,"noise_level":-22.383356,"freq_skew":2.914140,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9360,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784490573,"usec":115766},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573624,"noise_level":-22.135498,"freq_skew":-0.735202,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"VY29EB","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490573,"usec":117372},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681181,"noise_level":-22.763577,"freq_skew":0.747446,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784490575,"usec":404620},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687562,"noise_level":-21.976488,"freq_skew":1.734933,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":789,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45086,"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":[73,170,152,175]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490578,"usec":460054},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062486,"noise_level":-21.438816,"freq_skew":1.504462,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490579,"usec":205142},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388371,"noise_level":-22.045469,"freq_skew":-0.757506,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":42.200001,"lon":-3.800000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490579,"usec":206699},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487456,"noise_level":-23.032749,"freq_skew":0.974521,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490579,"usec":209325},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489365,"noise_level":-23.243378,"freq_skew":-0.655555,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"VY29EB","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490579,"usec":209325},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.489365,"noise_level":-23.243378,"freq_skew":-0.655555,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490582,"usec":254810},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.244103,"noise_level":-23.274067,"freq_skew":-0.654856,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"VY29EB","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490582,"usec":258919},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816217,"noise_level":-23.135881,"freq_skew":-0.661106,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490583,"usec":24679},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417505,"noise_level":-23.822414,"freq_skew":-0.933962,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":439,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":22,"ack":5,"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":1784490583,"usec":790848},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584642,"noise_level":-24.145544,"freq_skew":-0.902033,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490584,"usec":542332},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693113,"noise_level":-24.829666,"freq_skew":1.054240,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490589,"usec":870401},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646625,"noise_level":-23.132950,"freq_skew":0.462040,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490591,"usec":402474},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935213,"noise_level":-23.243254,"freq_skew":-1.106474,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490592,"usec":157551},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352731,"noise_level":-24.172234,"freq_skew":-0.620848,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490592,"usec":157886},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991956,"noise_level":-24.953789,"freq_skew":1.499608,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":7,"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":34047,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[249,236,188,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490592,"usec":159065},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890481,"noise_level":-24.907818,"freq_skew":1.764176,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":34047,"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":[194,86,43,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490592,"usec":924860},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363589,"noise_level":-25.031769,"freq_skew":-0.726312,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490592,"usec":927010},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902049,"noise_level":-25.637922,"freq_skew":1.708951,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490592,"usec":934892},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195723,"noise_level":-25.392084,"freq_skew":-0.708119,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":440,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":22,"ack":9,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,86,76,71,0,52,36,213],"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":1784490593,"usec":688485},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317074,"noise_level":-25.625893,"freq_skew":-0.667061,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490594,"usec":446008},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452105,"noise_level":-26.216600,"freq_skew":-0.767055,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490594,"usec":448140},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.019866,"noise_level":-26.093102,"freq_skew":-0.631722,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193,225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490594,"usec":448969},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.796954,"noise_level":-26.493755,"freq_skew":-0.748431,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490594,"usec":451744},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344558,"noise_level":-27.529881,"freq_skew":-0.671212,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":441,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":23,"ack":9,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":21,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,86,76,71,0,52,36,213]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,86,76,71,0,52,36,213]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490594,"usec":452619},"freq":136975000,"burst_len_octets":133,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409734,"noise_level":-27.874504,"freq_skew":-0.833344,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":442,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":24,"ack":9,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":22,"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":[[71,0,39,65,86,76,71,0,52,36,213]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,86,76,71,0,52,36,213]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490595,"usec":222907},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309932,"noise_level":-27.542110,"freq_skew":-0.790110,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":443,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":25,"ack":10,"credit_offered":3,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490596,"usec":733075},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817808,"noise_level":-26.970989,"freq_skew":-0.816232,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490598,"usec":261909},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.595545,"noise_level":-26.823444,"freq_skew":-2.330431,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784490599,"usec":18888},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.246123,"noise_level":-26.560699,"freq_skew":-0.848741,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":25,"ack":10,"credit_offered":3,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490599,"usec":23844},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525843,"noise_level":-27.294024,"freq_skew":0.284724,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490602,"usec":829814},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213701,"noise_level":-25.039059,"freq_skew":-0.756136,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490603,"usec":595761},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.235315,"noise_level":-24.512306,"freq_skew":-0.810264,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490604,"usec":354820},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581257,"noise_level":-25.131891,"freq_skew":-0.298490,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"KJFK"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-6.000000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490604,"usec":361885},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732865,"noise_level":-25.495184,"freq_skew":-0.421491,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"QR057H","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490604,"usec":361885},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.732865,"noise_level":-25.495184,"freq_skew":-0.421491,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"01520351","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,81,84,82,0,6,160,233,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490605,"usec":118404},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.508353,"noise_level":-26.127258,"freq_skew":-2.271504,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":947,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44936,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[40,228,97,234]}]}],"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":7,"day":19},"time":{"hour":19,"min":50,"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":1784490605,"usec":876205},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.869957,"noise_level":-25.816328,"freq_skew":-2.391014,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":948,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52779,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[0,23,228,194]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":50,"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":1784490605,"usec":884208},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.712322,"noise_level":-25.631655,"freq_skew":-2.344485,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":947,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44936,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[40,228,97,234]}]}],"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":7,"day":19},"time":{"hour":19,"min":50,"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":1784490605,"usec":886289},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614112,"noise_level":-25.581963,"freq_skew":1.920752,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1444,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[18,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490606,"usec":639253},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.863193,"noise_level":-25.273684,"freq_skew":-2.616090,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784490606,"usec":643137},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.870013,"noise_level":-25.147085,"freq_skew":-2.315647,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490606,"usec":643137},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.870013,"noise_level":-25.147085,"freq_skew":-2.315647,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":949,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[34,185,21,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490606,"usec":643137},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":2,"sig_level":-4.870013,"noise_level":-25.147085,"freq_skew":-2.315647,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":950,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":73,"dst_ref":44936,"variable_part_params":[{"name":"atn_checksum","value":[54,73,3,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490607,"usec":401108},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346936,"noise_level":-24.929884,"freq_skew":-0.822060,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490608,"usec":932474},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778912,"noise_level":-24.967785,"freq_skew":-0.258079,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"QR057H","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490608,"usec":932474},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.778912,"noise_level":-24.967785,"freq_skew":-0.258079,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"01520351","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,81,84,82,0,6,160,233,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490609,"usec":684301},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.366506,"noise_level":-24.650482,"freq_skew":1.729777,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1445,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[200,195]},{"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":1784490609,"usec":688956},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.115352,"noise_level":-25.177315,"freq_skew":-2.372204,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490610,"usec":451416},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.556319,"noise_level":-25.005610,"freq_skew":-2.210290,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":950,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":73,"dst_ref":44936,"variable_part_params":[{"name":"atn_checksum","value":[54,73,3,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490612,"usec":729945},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691424,"noise_level":-24.058533,"freq_skew":1.645675,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":44847,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[212,166,104,6]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44847,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[120,97,224,210]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":14,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":50,"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":1784490612,"usec":739545},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663937,"noise_level":-25.137863,"freq_skew":-0.346302,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"QR057H","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490612,"usec":739545},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.663937,"noise_level":-25.137863,"freq_skew":-0.346302,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"01520351","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,81,84,82,0,6,160,233,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490613,"usec":499265},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887969,"noise_level":-24.875090,"freq_skew":1.756098,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490613,"usec":500883},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.594239,"noise_level":-24.814400,"freq_skew":-2.208938,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":950,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":73,"dst_ref":44936,"variable_part_params":[{"name":"atn_checksum","value":[54,73,3,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490614,"usec":256693},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.496058,"noise_level":-24.415474,"freq_skew":-2.561229,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490615,"usec":17758},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693034,"noise_level":-24.243889,"freq_skew":-0.104286,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"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":1784490615,"usec":18233},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.175827,"noise_level":-24.229740,"freq_skew":-2.240731,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":951,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[119,134,71,247]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52779,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[21,85,119,90]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":50,"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":1784490616,"usec":545549},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543345,"noise_level":-23.575333,"freq_skew":-1.599933,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490616,"usec":545899},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607826,"noise_level":-23.578455,"freq_skew":0.288061,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490616,"usec":552748},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422434,"noise_level":-23.484280,"freq_skew":-0.275354,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"QR057H","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490616,"usec":552748},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.422434,"noise_level":-23.484280,"freq_skew":-0.275354,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"01520351","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,81,84,82,0,6,160,233,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490616,"usec":554205},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700013,"noise_level":-23.445450,"freq_skew":-0.850319,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":45054,"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":[30,239,19,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490617,"usec":307792},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774642,"noise_level":-23.454809,"freq_skew":1.724797,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":321,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44847,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[23,233,81,249]}]}],"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":7,"day":19},"time":{"hour":19,"min":50,"sec":15}},"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":1784490617,"usec":311068},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806328,"noise_level":-23.377579,"freq_skew":1.559462,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":322,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34047,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[136,149,188,57]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":50,"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":1784490617,"usec":318014},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987047,"noise_level":-24.017624,"freq_skew":0.501307,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490618,"usec":65988},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.377053,"noise_level":-24.737743,"freq_skew":-2.355431,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":951,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[119,134,71,247]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52779,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[21,85,119,90]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":50,"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":1784490618,"usec":66380},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.129769,"noise_level":-24.722771,"freq_skew":1.561117,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":4,"unknown_proto":{"data":[160,193]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490618,"usec":832934},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781188,"noise_level":-25.192894,"freq_skew":1.791174,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490618,"usec":832934},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.781188,"noise_level":-25.192894,"freq_skew":1.791174,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":323,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":60,"dst_ref":44847,"variable_part_params":[{"name":"atn_checksum","value":[176,106,49,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490618,"usec":832934},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.781188,"noise_level":-25.192894,"freq_skew":1.791174,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490618,"usec":832934},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":3,"sig_level":-4.781188,"noise_level":-25.192894,"freq_skew":1.791174,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":324,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34047,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[109,140,183,57]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490619,"usec":590719},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626885,"noise_level":-25.341419,"freq_skew":1.708765,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":325,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34047,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[194,89,233,227]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34047,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[114,2,113,33]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":50,"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":1784490621,"usec":118083},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.319551,"noise_level":-24.706518,"freq_skew":-2.178949,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":951,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[119,134,71,247]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52779,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[21,85,119,90]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":50,"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":1784490621,"usec":118563},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555524,"noise_level":-24.691599,"freq_skew":0.968993,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490621,"usec":119327},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793442,"noise_level":-25.378300,"freq_skew":1.614076,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490621,"usec":873165},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620604,"noise_level":-25.421679,"freq_skew":-0.445436,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"QR057H","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490621,"usec":873865},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408368,"noise_level":-25.389309,"freq_skew":-0.242613,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"01520351","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,81,84,82,0,6,160,233,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490621,"usec":874560},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866586,"noise_level":-25.357059,"freq_skew":-0.296745,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490625,"usec":690381},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.611940,"noise_level":-23.960526,"freq_skew":-1.872691,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":217,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[85,153,214,171]},{"name":"subseq_num","value":3}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490625,"usec":693447},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.580580,"noise_level":-23.824556,"freq_skew":-2.431287,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":952,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[119,134,71,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490627,"usec":216143},"freq":136975000,"burst_len_octets":168,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747629,"noise_level":-23.301010,"freq_skew":0.288963,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"17","blk_id":"5","ack":"!","flight":"W60477","msg_num":"M18","msg_num_seq":"A","msg_text":"195024,32998,2033,  8920,N 39.481,W  6.499,19JUL26,24341,  53,- 46"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490627,"usec":216143},"freq":136975000,"burst_len_octets":168,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.747629,"noise_level":-23.301010,"freq_skew":0.288963,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490627,"usec":216143},"freq":136975000,"burst_len_octets":168,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.747629,"noise_level":-23.301010,"freq_skew":0.288963,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":317,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29658,"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":[109,127,106,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490627,"usec":967089},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676218,"noise_level":-23.149908,"freq_skew":0.462762,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":498,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[27,137,139,158]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490627,"usec":974550},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.680778,"noise_level":-24.162310,"freq_skew":-2.052050,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":953,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52779,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[21,85,119,90]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":50,"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":1784490629,"usec":506438},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.066421,"noise_level":-23.397503,"freq_skew":-2.261496,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784490630,"usec":261788},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708467,"noise_level":-23.119434,"freq_skew":-0.387122,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"QR057H","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490631,"usec":20765},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720749,"noise_level":-23.252058,"freq_skew":-0.175581,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"01520351","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,81,84,82,0,6,160,233,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490631,"usec":21677},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729985,"noise_level":-23.214249,"freq_skew":0.125579,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490631,"usec":22914},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433433,"noise_level":-23.164091,"freq_skew":0.978389,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490631,"usec":785716},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.646032,"noise_level":-22.856812,"freq_skew":1.158380,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784490631,"usec":786781},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661797,"noise_level":-22.820681,"freq_skew":2.859693,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490634,"usec":830095},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.575726,"noise_level":-22.165327,"freq_skew":-2.343298,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":951,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[119,134,71,247]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52779,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[21,85,119,90]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":50,"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":1784490634,"usec":830336},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.561699,"noise_level":-22.165327,"freq_skew":-2.109704,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":952,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52779,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[119,134,71,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490634,"usec":831091},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.374145,"noise_level":-22.131956,"freq_skew":-2.109821,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":953,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52779,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[21,85,119,90]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":50,"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":1784490634,"usec":835943},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.269026,"noise_level":-21.945236,"freq_skew":2.231228,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784490637,"usec":118912},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.169280,"noise_level":-22.208397,"freq_skew":1.918703,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784490637,"usec":881697},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.280557,"noise_level":-22.082071,"freq_skew":1.172366,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490638,"usec":641886},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700962,"noise_level":-21.917229,"freq_skew":0.894611,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490644,"usec":739938},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768491,"noise_level":-21.614401,"freq_skew":-1.249992,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-NUA","mode":"2","label":"83","blk_id":"9","ack":"!","flight":"NO0785","msg_num":"M38","msg_num_seq":"A","msg_text":"KJFK,LICJ,191950, 40.73,-  4.82,39999,261,  78.2, 18000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490645,"usec":503236},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.958562,"noise_level":-22.450130,"freq_skew":1.859210,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784490645,"usec":503236},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-4.958562,"noise_level":-22.450130,"freq_skew":1.859210,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":790,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29646,"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":[156,1,99,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490646,"usec":267610},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.826459,"noise_level":-22.115252,"freq_skew":1.001358,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490647,"usec":23431},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445934,"noise_level":-22.038029,"freq_skew":-0.233567,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490647,"usec":23431},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.445934,"noise_level":-22.038029,"freq_skew":-0.233567,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"KJFK"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-6.000000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490647,"usec":26976},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709776,"noise_level":-21.939739,"freq_skew":-0.467554,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"QR057H","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490647,"usec":29171},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589701,"noise_level":-22.047039,"freq_skew":-0.259629,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"01520351","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,81,84,82,0,6,160,233,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490647,"usec":791553},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806614,"noise_level":-22.236305,"freq_skew":0.448785,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":39.400002,"lon":-6.500000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490647,"usec":794799},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916590,"noise_level":-22.202662,"freq_skew":0.879258,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490648,"usec":546246},"freq":136975000,"burst_len_octets":865,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597272,"noise_level":-22.146873,"freq_skew":-0.245460,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":32.000000,"flags":246,"pdu_id":718,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":3,"ack":3,"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":1784490648,"usec":546246},"freq":136975000,"burst_len_octets":865,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.597272,"noise_level":-22.146873,"freq_skew":-0.245460,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"MA","blk_id":"2","ack":"!","flight":"QR057H","msg_num":"U81","msg_num_seq":"A","msg_text":"T12!<<1(/jVEJ5tsu#!'s.16q4BT>abWm|AQ-d4dm+KBQ/(38rKp(o:>&-nG(kJ&r4jND%5*J:(KD,]#nTb#nOuqW=*K!5<CKp\"WYh>VNK2oeFT4e[6s[0K3-'.ePDXFo7W`pbn+6P-K7nchMK\\O079Lpe8R7A7Hp/R3]>o]EUO53feUH<@jB3]X@RE8[7J3HV%Hro:?SC<N^[;Rr?[fX?Hb1'];GsU='WkQ&8^4Yubh?.'4)onQBIV\"XX[mPTK*71uGRWY+e8<g>5^oqp28!#OZeX4/S6Qj8j;+>\\DE2C*\"GGGClj[?@J6V4[?+%3?Bi[<N=k=#Jkd@6\\_e'Yh`<KAH.CrAM[9srW]f4+2!6(%ASp(kQQ%E&]jUTngC-ZKV#AC2>GXXbQ)mgX;5V*dO)=)Q\\\"e/)hd2Ui.`es&PmmG)L(qksnK5G*=b<;tC%Re/S,O3a1A2r*k:9#S6FV[6Y!N6](cU%+RCA/,TpY=cHWLVI\"VP9:.Q32#)a,XV\"(iWVNDH=ZZ\\RL56lOG]VGh2@^AY*OJ<D(pD&j88Q#.=V_/^[VQ$M<j4;3m9E4*lU2?;+Z59[mH%MT9mAWQDpc-;/6OFKTbN`$&T>Mm-43iF49kFNu)$RRh3-TbA+R,>F;*Nh[![=p!NLS<ZX*8FU*[A/-&#^hRrKR7+UDXg-Fsc\\TDPr9j?b@%j\\R%n#7S\"<M'u0H32ri:j3h2)ck>;4?:^[=>_\\&'8iAB/UR\"?+>o9B,9pH4;,3-bPU/s","miam":{"single_transfer":{"miam_core":{"version":1,"pdu_type":0,"data":{"pdu_len":601,"aircraft_id":".A7-AMJ","msg_num":105,"ack_required":true,"compression":1,"encoding":0,"app_type":1,"acars":{"label":"H1","sublabel":"DF","message":{"text":"A350,000700,1,1,TB000000/REP001,02,05;H01,001,02,05,5000,00337,.A7-AMJ,3,0,19,07,26,19,49,30,080/H02,OTHH KJFK,QTR57H  ,S0385,S0685,T9400T0501/H03,Stable Frame/A10,19,07,26,17,48,15,+36516,+012073,-079,1D,21038,044,05814,37121/A11,1,0,0,0,115,0,115,0,0,1,0,0,21407,044,04160,25940/B10,1,0,1,1,2,2407C,008,0181,0,000,000/B11,1,0,1,1,2,008,0181,1,000,000/C10,+36013,+36013,0851,0851,-0952,237568,+19,07842/C11,+36003,+36013,0850,0851,-1004,+30,07760/C12,+36031,0852,-1076,+17,07858/D10,-0112,08721,012,0894,026,0863,023,+0778,+0780,+0753,+0779/D11,-0337,08721,020,0895,031,0859,030,+0775,+0772,+0751,+0773/E10,+0830,+0819,+0818,07331,07840,07840,+002,+038,139,+107/E11,+0828,+0812,+0812,07283,07728,07728,+001,+027,157,+106/F10,0227,0365,0361,06810,05185,2048,0000,0000,07380,03245,---,+056/F11,0227,0365,0361,06782,05148,2032,0000,0000,06918,03237,---,+054/G10,-100,-117,+2542,+5330,+4235,---,+458,+452,+383,+0151,+0205,+0022/G11,-100,-117,+2523,+5285,+4182,---,+470,+448,+383,+0245,+0307,+0028/H10,+016,+320,+210,086,+1352,+1288,+060,065,062/H11,+046,+320,+168,078,+1336,+1366,+044,066,064/J10,+020,+020,+02,+04,019,027,+003,-008,0000,0018,+321,+224/J11,+020,+020,+02,+10,016,023,-001,-006,0000,0022,+236,+220/K10,099/:"}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490648,"usec":547434},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571219,"noise_level":-22.135757,"freq_skew":0.157155,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"W60477","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490648,"usec":547434},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.571219,"noise_level":-22.135757,"freq_skew":0.157155,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21616556","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,29,110,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490648,"usec":548129},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662429,"noise_level":-22.908752,"freq_skew":-1.222370,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490649,"usec":302748},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736528,"noise_level":-23.886766,"freq_skew":0.799066,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","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":"21616556","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490649,"usec":304223},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.909048,"noise_level":-23.832581,"freq_skew":1.058964,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490649,"usec":310346},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578657,"noise_level":-23.592855,"freq_skew":-0.156488,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490650,"usec":67882},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880535,"noise_level":-23.501387,"freq_skew":0.428373,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490651,"usec":598654},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714019,"noise_level":-22.886490,"freq_skew":-0.417914,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490651,"usec":603767},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737813,"noise_level":-23.883503,"freq_skew":-0.323263,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490652,"usec":350829},"freq":136975000,"burst_len_octets":1034,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641127,"noise_level":-24.769640,"freq_skew":-0.320210,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"_d","blk_id":"3","ack":"K","flight":"QR057H","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490652,"usec":350829},"freq":136975000,"burst_len_octets":1034,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.641127,"noise_level":-24.769640,"freq_skew":-0.320210,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"MA","blk_id":"4","ack":"!","flight":"QR057H","msg_num":"U82","msg_num_seq":"A","msg_text":"T12!<<2_/jVEJ5tsu%!'s.16q/tke@P\\\\|AQ26A'JU0sMXRZ:[:lOods,B>2?DJ%!>FE2>R:<NA<ja\\__=`;QHW=-(*0b[,,.i&r-Q#PpuLVMDa]cd=$@Y0]?aBo5,P>CI5plpnDtg-U;T^!Stu1T/4i,^b\"$EbSrUjla+sQ4o_nDeqsir$]oZEOD6Tq7&=oa4\"0LhLcg-XaDcc\\J?[ocN\".otq<%N#`PIAUc9uKA(dnG0]I%,e_$4fe(C0ZpF(5@KLN8i#'DjJsSi<&g_'lKC?plhn,loS:3!-3]R6_,fB[/UkC5/Ze:h@TJe@dod&EO*`+Gc>C0@S*rY#.uDsED\\6JcjgNjLOqm-Ar+]#'rt0u*NkPBE\"][:G88.9E5hL]lW)!hq>$DEJ*+60YI_S=JfVAF@EIoJ!p*P8<gM_g2itF($r%Wc(_S#Fi>L;o,U@-+`-=i*ORT:p$5dr<KXc[FM;a0;id@F:%m.G.G;%`3A'K5a!;962JV>9cga,o1=T^RHHT/FrpZlt'/C%+FKV,8UPJG\"r5f&BZ\"/\\BM26;H6a4R0?g%)hSRk/N5Uq0!T]=J+X9WO^R85QXo5V^E#-<\\-.4VJ4#XHpF?C4;t\\G!qOiUF3YE4W2E<1OEhDRF!=!E,>-OX`-`84[a's\\gQ>i)G.(`>S7>3rrRuo\"=aORc3;oG]>-t&jWe[IbE5#g8C:D3b)7[j@@f3Rk/Q`=4:*!I'WU*_\"lJoP\"g>mE(hGMuh;rUHPqU*tU=Ad%AAFfC7K+Y(J/Dn\"IN\",in@X>MH;/qaPKS\\nDb7,E<Xi+$aS6-o!O\\(46XS]0Dkl)a*JiG19fpBW0Z(cr,)U(IE@tU=h*!a0G\"u\"bgUQ*<ia.F;IcA%UiWtO`)U4G;6>lFdm\"Wj;6?aZq52uL9(Y!XEm8sneV4mfu\\?rpdW.eg)+9)BB","miam":{"single_transfer":{"miam_core":{"version":1,"pdu_type":0,"data":{"pdu_len":741,"aircraft_id":".A7-AMJ","msg_num":106,"ack_required":true,"compression":1,"encoding":0,"app_type":1,"acars":{"label":"H1","sublabel":"DF","message":{"text":"A350,000701,1,1,TB000000/REP002,02,04;H01,002,02,04,5000,00337,.A7-AMJ,3,0,19,07,26,19,49,31,080/H02,OTHH KJFK,QTR57H  ,S0385,S0685,T9400T0501/H03,Stable Frame/A10,19,07,26,17,48,15,+36516,+012073,-079,1D,21038,044,05814,37121/A11,1,0,0,0,115,0,115,0,0,1,0,0,21407,044,04160,25940/B10,1,0,1,1,2,2407C,008,0181,0,000,000,0003/B11,1,0,1,1,2,008,0181,1,000,000/C10,+36013,0851,-095,-428,237568,0330,+19,07842,037/C11,+36003,0850,-100,-433,+30,07760,028/C12,+36031,0852,-108,-440,+17,07858/C13,+36013,0851/C14,+36013,0851/D10,5031,+024,+0001,+0000,+0024,+0002,-001,+36494,-0783,0346,-0826/D11,5022,+023,-0001,+0002,+0025,-0002,+001,+36484,-0782,0328,-0770/D12,5023,+023,+0001,-0004,+0020,-0000,-000,+36498,-0783,0342,-0813/E10,-011,08721,012,0894,026,0863,023,+0778,+0780,+0753,+0779,08738/E11,-034,08721,020,0895,031,0859,030,+0775,+0772,+0751,+0773,08718/F10,+0830,+0819,+0818,07331,07840,07840,+002,+038,139,+107,-029/F11,+0828,+0812,+0812,07284,07728,07728,+001,+027,157,+106,-031/G10,0227,0365,0361,0681,0519,2048,0000,0000,0738,0324,+056,+0022/G11,0227,0365,0361,0678,0515,2032,0000,0000,0692,0324,+054,+0028/H10,-100,-1004,+2542,+5330,+4235,---,+458,+452,+383,+0151,+0205/H11,-100,-1004,+2523,+5285,+4182,---,+470,+448,+383,+0245,+0307/J10,+016,+320,+210,086,+1352,+1288,+060,065,062/J11,+046,+320,+168,078,+1336,+1366,+044,066,064/K10,+020,+020,+02,+04,019,027,+003,-008,0000,0018,+321,+224/K11,+020,+020,+02,+10,016,023,-001,-006,0000,0022,+236,+220/L10,+002,+003,-035,-003,+000/L20,+001,+002,+002,+001,+001,+002,-006,-003,+002,-003,+001/L30,+001,+002,+001,+001,+000,+002,-005,+005,+005,+005,+000/M10,+0001,+00002,099/:"}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490653,"usec":119281},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991727,"noise_level":-24.749575,"freq_skew":0.875662,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","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":"21616556","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490653,"usec":119281},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.991727,"noise_level":-24.749575,"freq_skew":0.875662,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490653,"usec":880081},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514003,"noise_level":-24.396669,"freq_skew":0.075924,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490655,"usec":402894},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836237,"noise_level":-23.638233,"freq_skew":-0.286166,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"_d","blk_id":"5","ack":"L","flight":"QR057H","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490656,"usec":169560},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305789,"noise_level":-24.356344,"freq_skew":-0.187893,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"_d","blk_id":"6","ack":"M","flight":"QR057H","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490656,"usec":173029},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511198,"noise_level":-25.191832,"freq_skew":-3.169548,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEZL"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490657,"usec":690012},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902533,"noise_level":-24.582098,"freq_skew":-3.295200,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15052603","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,85,131,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490657,"usec":692020},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525363,"noise_level":-24.946407,"freq_skew":-0.245828,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,81,84,82,0,6,160,233,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490657,"usec":696471},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.466315,"noise_level":-25.537476,"freq_skew":-3.012535,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MSB","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"YW1075","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490659,"usec":208089},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807330,"noise_level":-24.965193,"freq_skew":-0.107868,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":719,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":3,"ack":7,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":1024,"src_rdi":[71,0,39,65,81,84,82,0,6,160,233],"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":1784490659,"usec":211042},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771165,"noise_level":-24.888609,"freq_skew":-3.302552,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490659,"usec":215418},"freq":136975000,"burst_len_octets":133,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750227,"noise_level":-24.752438,"freq_skew":-0.105090,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":720,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":4,"ack":7,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":24,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"]}},{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,81,84,82,0,6,160,233]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,81,84,82,0,6,160,233]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490659,"usec":976223},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619633,"noise_level":-24.514626,"freq_skew":-0.358049,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490660,"usec":739348},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729806,"noise_level":-25.024454,"freq_skew":-0.388791,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":721,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":3,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490660,"usec":743066},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729070,"noise_level":-25.126732,"freq_skew":2.839499,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"20","blk_id":"3","ack":"!","flight":"HV037B","msg_num":"M24","msg_num_seq":"A","msg_text":"RST13A19195059TRA37B  EHAMLPFR"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490661,"usec":500374},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127759,"noise_level":-24.833929,"freq_skew":0.703797,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490661,"usec":501686},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664652,"noise_level":-24.788588,"freq_skew":-0.267946,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490662,"usec":258923},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.529428,"noise_level":-25.354099,"freq_skew":-1.736509,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490662,"usec":263642},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865807,"noise_level":-25.242199,"freq_skew":-0.191727,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"QR057H","msg_num":"M77","msg_num_seq":"A","msg_text":"EPOPO  ,N 41.483,W 6.394,39012,492,0241,094\\TS195016,190726"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490662,"usec":266542},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.271297,"noise_level":-25.131723,"freq_skew":3.025142,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490663,"usec":785166},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.221143,"noise_level":-24.798023,"freq_skew":1.103774,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24873,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490664,"usec":538284},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658257,"noise_level":-24.404621,"freq_skew":2.994776,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784490665,"usec":302263},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.982015,"noise_level":-24.120850,"freq_skew":1.316069,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1957,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52447,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[108,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490665,"usec":304119},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481471,"noise_level":-24.051332,"freq_skew":0.650269,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784490666,"usec":69936},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555535,"noise_level":-23.765287,"freq_skew":-0.473172,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490667,"usec":597897},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.811576,"noise_level":-22.910954,"freq_skew":0.885721,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490667,"usec":599527},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400595,"noise_level":-22.862511,"freq_skew":-0.160713,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,81,84,82,0,6,160,233,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490668,"usec":352042},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.739246,"noise_level":-23.661081,"freq_skew":1.005031,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1961,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[232,69]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490668,"usec":359045},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566020,"noise_level":-23.938025,"freq_skew":-0.432245,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490669,"usec":120158},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701459,"noise_level":-24.634060,"freq_skew":-3.207806,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":233,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490669,"usec":886062},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.518296,"noise_level":-23.978243,"freq_skew":1.146123,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"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":1963,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[224,75]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490672,"usec":164603},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.600309,"noise_level":-23.456646,"freq_skew":1.090284,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490672,"usec":929699},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062788,"noise_level":-23.296959,"freq_skew":1.889717,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490674,"usec":445534},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896838,"noise_level":-23.109035,"freq_skew":-1.607522,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784490674,"usec":449834},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626332,"noise_level":-22.948999,"freq_skew":-1.397947,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"GMMN"},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490675,"usec":206112},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049258,"noise_level":-22.803850,"freq_skew":-1.570268,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROT","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"AT819I","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490675,"usec":213840},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713666,"noise_level":-22.625755,"freq_skew":-1.470729,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"00400222","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,0,146,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490675,"usec":215082},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.355734,"noise_level":-22.874537,"freq_skew":2.017913,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"V706QH","msg_num":"C17","msg_num_seq":"A","sublabel":"CF","msg_text":"WRN/WN26071919510027000006F/CTL                   \r"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490676,"usec":726707},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855621,"noise_level":-22.484350,"freq_skew":-1.604365,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490676,"usec":734600},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716673,"noise_level":-22.301300,"freq_skew":0.730497,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":66,"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":34029,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[232,35,48,123]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490677,"usec":503793},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.219018,"noise_level":-22.513493,"freq_skew":0.506037,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":499,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"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":[232,22,1,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490677,"usec":505045},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780000,"noise_level":-22.490320,"freq_skew":0.648596,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":273,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34029,"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":[27,15,131,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490679,"usec":22657},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.613750,"noise_level":-23.138229,"freq_skew":2.101095,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490679,"usec":23543},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.221993,"noise_level":-23.579170,"freq_skew":1.873199,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFRB"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-7.300000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490679,"usec":28945},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562079,"noise_level":-23.500834,"freq_skew":0.849695,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490679,"usec":33104},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.005578,"noise_level":-23.423195,"freq_skew":0.953406,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490679,"usec":780829},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.226483,"noise_level":-23.371820,"freq_skew":2.148140,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"V706QH","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490679,"usec":780829},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.226483,"noise_level":-23.371820,"freq_skew":2.148140,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063111","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490679,"usec":787468},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728416,"noise_level":-23.652174,"freq_skew":0.797055,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490679,"usec":788065},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.124368,"noise_level":-23.638958,"freq_skew":1.626635,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490680,"usec":544890},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.178137,"noise_level":-23.404446,"freq_skew":1.881358,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490680,"usec":549310},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618363,"noise_level":-23.340412,"freq_skew":-0.601212,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490682,"usec":71960},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850945,"noise_level":-23.593552,"freq_skew":-0.358018,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":45020,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[209,59,14,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490682,"usec":830783},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.263366,"noise_level":-23.673454,"freq_skew":0.809862,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784490683,"usec":603333},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896092,"noise_level":-23.084023,"freq_skew":1.245760,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2017,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[23,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490685,"usec":114225},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900868,"noise_level":-22.990326,"freq_skew":-0.846460,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490685,"usec":878193},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604854,"noise_level":-22.766907,"freq_skew":-0.472174,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":45020,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[209,59,14,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490685,"usec":879366},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759443,"noise_level":-22.731148,"freq_skew":0.821018,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784490688,"usec":170459},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852806,"noise_level":-22.014309,"freq_skew":-0.867294,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490688,"usec":931206},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708531,"noise_level":-22.203403,"freq_skew":1.172462,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2018,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,242]},{"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":1784490689,"usec":689857},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.386662,"noise_level":-22.201885,"freq_skew":0.966159,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":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":35573,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490689,"usec":690351},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720862,"noise_level":-22.190702,"freq_skew":-0.500699,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":45020,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[209,59,14,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490689,"usec":691850},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.577669,"noise_level":-22.146107,"freq_skew":0.972828,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784490689,"usec":692618},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.475629,"noise_level":-22.787477,"freq_skew":0.985686,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1965,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45040,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[217,74]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":51,"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":1784490691,"usec":210108},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.154874,"noise_level":-22.458549,"freq_skew":2.905982,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490691,"usec":976640},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.563888,"noise_level":-22.316818,"freq_skew":1.057660,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":1966,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[213,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490693,"usec":497714},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780192,"noise_level":-21.993752,"freq_skew":-0.494843,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":679,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490693,"usec":499472},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863840,"noise_level":-22.920696,"freq_skew":0.981890,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"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":1784490694,"usec":258825},"freq":136975000,"burst_len_octets":73,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775128,"noise_level":-22.644638,"freq_skew":-1.696291,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"GMMN"},{"name":"alternate_ground_stations","value":["2A3D45","29DA25","298E25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490694,"usec":260749},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064636,"noise_level":-22.609377,"freq_skew":0.790784,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490694,"usec":261778},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716467,"noise_level":-22.585949,"freq_skew":-0.350507,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490695,"usec":20119},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841823,"noise_level":-22.694523,"freq_skew":-1.688025,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"00400222","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,0,146,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490695,"usec":26230},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853678,"noise_level":-22.625151,"freq_skew":-1.419546,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROT","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"AT819I","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490695,"usec":27255},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009507,"noise_level":-23.037506,"freq_skew":1.999663,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":791,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45086,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[58,170,12,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490695,"usec":27895},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821539,"noise_level":-23.578033,"freq_skew":0.740248,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":"00400222","called_addr":"1116900402899","facilities":[{"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_line_addr_modified","value":[15]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490695,"usec":787298},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.032272,"noise_level":-23.418787,"freq_skew":0.708693,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROT","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490695,"usec":789707},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453122,"noise_level":-23.429916,"freq_skew":-1.709839,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490695,"usec":789773},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803118,"noise_level":-23.417034,"freq_skew":-1.231381,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":88,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[135,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490696,"usec":550583},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731494,"noise_level":-23.340139,"freq_skew":0.884204,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784490696,"usec":555049},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761734,"noise_level":-23.248829,"freq_skew":-1.640726,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490698,"usec":67085},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787789,"noise_level":-23.356924,"freq_skew":-1.348725,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":89,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490698,"usec":835105},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.259068,"noise_level":-23.635969,"freq_skew":0.357628,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GNEO","mode":"2","label":"85","blk_id":"1","ack":"!","flight":"TO99LM","msg_num":"M18","msg_num_seq":"A","msg_text":"/ORYOOTO.HAVE YOU\r\nARG-SPAIN SCORE\r\nTHANKS\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490698,"usec":837753},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452589,"noise_level":-23.583321,"freq_skew":0.243998,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":866,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[108,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490699,"usec":590525},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801746,"noise_level":-24.070015,"freq_skew":0.271646,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":867,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[47,109]},{"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":1784490699,"usec":591040},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.260962,"noise_level":-24.056149,"freq_skew":-1.222377,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490700,"usec":357585},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795308,"noise_level":-24.280031,"freq_skew":-1.282688,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":90,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[86,73]},{"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":1784490701,"usec":871266},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.866230,"noise_level":-24.902565,"freq_skew":1.957697,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490701,"usec":883084},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.003243,"noise_level":-24.528873,"freq_skew":0.292898,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784490707,"usec":982366},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695277,"noise_level":-22.368275,"freq_skew":-0.949620,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":45054,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[240,178,60,215]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45054,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[226,56,183,207]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":51,"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":1784490711,"usec":24819},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551350,"noise_level":-22.094210,"freq_skew":-0.937389,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":45054,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[240,178,60,215]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45054,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[226,56,183,207]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":51,"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":1784490711,"usec":776008},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029588,"noise_level":-22.807388,"freq_skew":0.502518,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490711,"usec":780781},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823447,"noise_level":-22.679947,"freq_skew":-0.699926,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490711,"usec":783055},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558886,"noise_level":-22.975651,"freq_skew":-0.694470,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":45054,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[91,138,249,193]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":51,"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":1784490713,"usec":301649},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810013,"noise_level":-23.685446,"freq_skew":-0.622657,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490714,"usec":74018},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445721,"noise_level":-24.299849,"freq_skew":-0.672157,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":45054,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[100,82,55,199]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490714,"usec":78164},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900289,"noise_level":-24.562704,"freq_skew":0.445587,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"EHRD"},{"name":"ac_location","value":{"loc":{"lat":42.400002,"lon":-5.100000},"alt":37000}},{"name":"alternate_ground_stations","value":["2B3185","2A3D45","2D0745"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490714,"usec":830609},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961763,"noise_level":-25.086716,"freq_skew":0.449184,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490715,"usec":596913},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756137,"noise_level":-24.795238,"freq_skew":0.533381,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"22052312","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,82,65,0,72,84,202,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490716,"usec":358710},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592181,"noise_level":-24.513226,"freq_skew":0.429314,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HBK","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"HV087Y","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490717,"usec":115971},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585730,"noise_level":-24.050518,"freq_skew":-0.962616,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":45054,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[100,82,55,199]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490717,"usec":116812},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727943,"noise_level":-25.660053,"freq_skew":0.409412,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490717,"usec":875858},"freq":136975000,"burst_len_octets":880,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623231,"noise_level":-25.700661,"freq_skew":-0.820252,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"VY29EB","msg_num":"D20","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195145,LPPR,LEBB,0029/C106,97504,6000,42,0011,0,1100,43,X/CEN192,32640,276,772,5905,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10585,0582,0824,4690,0425,0572,3175/T10585,0582,0827,4810,0429,0580,3205/V1----,-----,0212,05515,00061,125,109/X1----,-----,0221,05515,00061,120,106/S20525,0522,0804,4430,0318,0457,2945/T20525,0522,0806,4560,0321,0470,2985/V2----,-----,0133,05578,00061,159,120/X2----,-----,0142,05578,00061,154,116/S30464,0462,0784,4230,0241,0362,2735/T30464,0462,0786,4360,0231,0370,2780/V3----,-----,0076,05687,00061,205,119/X3----,-----,0083,05687,00061,201,116/S40405,0402,0753,4040,0133,0277,2550/T40405,0402,0756,4200,0137,0282,2590/V4----,-----,0037,05750,00041,230,249/X4----,-----,0043,05750,00061,227,249/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490717,"usec":877222},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897131,"noise_level":-25.667238,"freq_skew":0.200976,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490718,"usec":645865},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763693,"noise_level":-25.071033,"freq_skew":0.734207,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","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":47.500000,"flags":192,"pdu_id":24924,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[198,110,116,221]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490719,"usec":399052},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700709,"noise_level":-24.840525,"freq_skew":0.088854,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":318,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29658,"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":[109,127,106,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490719,"usec":399942},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675180,"noise_level":-24.825373,"freq_skew":1.956733,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFRB"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-7.200000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490719,"usec":403153},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.206101,"noise_level":-24.690180,"freq_skew":1.935445,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"V706QH","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490719,"usec":403153},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.206101,"noise_level":-24.690180,"freq_skew":1.935445,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063111","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490720,"usec":167924},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482135,"noise_level":-24.615974,"freq_skew":0.426841,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":500,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490720,"usec":170102},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930209,"noise_level":-25.366726,"freq_skew":0.838544,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","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":1784490720,"usec":171227},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.228561,"noise_level":-25.302515,"freq_skew":-0.840313,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":45054,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[100,82,55,199]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490720,"usec":175061},"freq":136975000,"burst_len_octets":880,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374275,"noise_level":-25.191277,"freq_skew":-0.988966,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"VY29EB","msg_num":"D20","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195145,LPPR,LEBB,0029/C106,97504,6000,42,0011,0,1100,43,X/CEN192,32640,276,772,5905,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10585,0582,0824,4690,0425,0572,3175/T10585,0582,0827,4810,0429,0580,3205/V1----,-----,0212,05515,00061,125,109/X1----,-----,0221,05515,00061,120,106/S20525,0522,0804,4430,0318,0457,2945/T20525,0522,0806,4560,0321,0470,2985/V2----,-----,0133,05578,00061,159,120/X2----,-----,0142,05578,00061,154,116/S30464,0462,0784,4230,0241,0362,2735/T30464,0462,0786,4360,0231,0370,2780/V3----,-----,0076,05687,00061,205,119/X3----,-----,0083,05687,00061,201,116/S40405,0402,0753,4040,0133,0277,2550/T40405,0402,0756,4200,0137,0282,2590/V4----,-----,0037,05750,00041,230,249/X4----,-----,0043,05750,00061,227,249/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490720,"usec":930746},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877874,"noise_level":-25.882818,"freq_skew":2.061716,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":1784490720,"usec":932541},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.203758,"noise_level":-25.780828,"freq_skew":0.400733,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490721,"usec":685598},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.169828,"noise_level":-25.384434,"freq_skew":2.029776,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490722,"usec":446768},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.125618,"noise_level":-25.581675,"freq_skew":-2.466813,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490722,"usec":453421},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794181,"noise_level":-25.483141,"freq_skew":0.124317,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":318,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29658,"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":[109,127,106,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490722,"usec":454284},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.225178,"noise_level":-25.434288,"freq_skew":0.787775,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","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":1784490725,"usec":493926},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.750248,"noise_level":-24.000547,"freq_skew":-2.379829,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490727,"usec":14253},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686957,"noise_level":-23.910881,"freq_skew":-0.868395,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490728,"usec":558345},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119178,"noise_level":-23.079872,"freq_skew":-2.590495,"avlc":{"src":{"addr":"48663E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490731,"usec":594726},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934341,"noise_level":-22.020376,"freq_skew":-0.401852,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"80","blk_id":"3","ack":"!","flight":"UX1142","msg_num":"M81","msg_num_seq":"A","msg_text":"3701 INRANG 1142/19 LPPR/LEMD .EC-OPA\r\n/ETA 2012/ERT     "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490731,"usec":596052},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.171155,"noise_level":-21.976643,"freq_skew":0.889445,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":9365,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14941,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[146,42,128,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490732,"usec":352609},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.137053,"noise_level":-21.825291,"freq_skew":0.863528,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490732,"usec":353973},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711615,"noise_level":-22.086725,"freq_skew":-0.596443,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":45020,"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":[139,114,221,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490733,"usec":113678},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953036,"noise_level":-22.658236,"freq_skew":0.988000,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784490733,"usec":875804},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725797,"noise_level":-22.661442,"freq_skew":1.958451,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":792,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29646,"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":[156,1,99,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490736,"usec":160420},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016036,"noise_level":-23.109108,"freq_skew":0.815954,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490736,"usec":921097},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.989557,"noise_level":-22.791931,"freq_skew":1.947111,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"V706QH","msg_num":"C18","msg_num_seq":"A","sublabel":"CF","msg_text":"FLR/FR26071919510027933406ELAC1-COM OR WIRING FROMACCLRM2 12CE2/IDEFCS 1\r,EFCS 2\r"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490736,"usec":921902},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.162481,"noise_level":-22.768005,"freq_skew":-0.610204,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490737,"usec":681995},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606214,"noise_level":-23.106220,"freq_skew":-3.244874,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490737,"usec":683102},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538703,"noise_level":-23.056679,"freq_skew":-0.952944,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"VY29EB","msg_num":"D21","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195156,LPPR,LEBB,0029/C106,97606,6000,39,0011,0,1100,40,X/CEN182,31992,279,770,5905,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10474,0473,0786,4250,0245,0375,2770/T10475,0473,0789,4380,0241,0385,2815/V1----,-----,0082,05671,00061,197,114/X1----,-----,0088,05671,00061,191,112/S20415,0413,0759,4080,0144,0290,2575/T20415,0413,0763,4240,0158,0295,2620/V2----,-----,0043,05734,00061,226,220/X2----,-----,0051,05734,00061,224,222/S30405,0358,0756,4060,0125,0280,2475/T30398,0358,0754,4200,0117,0277,2500/V3----,-----,0040,05812,00041,226,253/X3----,-----,0038,05812,00041,228,276/S40407,0357,0760,4010,0135,0290,2425/T40402,0357,0759,4160,0122,0285,2440/V4----,-----,0045,05906,00041,225,245/X4----,-----,0042,05906,00041,225,260/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490739,"usec":968729},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979835,"noise_level":-22.453596,"freq_skew":1.503071,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":67,"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":34047,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[194,89,233,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490739,"usec":974209},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754836,"noise_level":-23.030806,"freq_skew":1.554176,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":327,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34047,"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":[109,69,31,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490739,"usec":975998},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.183367,"noise_level":-23.635662,"freq_skew":1.895736,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490740,"usec":735758},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812410,"noise_level":-23.990158,"freq_skew":0.234977,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":319,"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":1784490740,"usec":736398},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504481,"noise_level":-23.962704,"freq_skew":-0.994602,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"VY29EB","msg_num":"D21","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195156,LPPR,LEBB,0029/C106,97606,6000,39,0011,0,1100,40,X/CEN182,31992,279,770,5905,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10474,0473,0786,4250,0245,0375,2770/T10475,0473,0789,4380,0241,0385,2815/V1----,-----,0082,05671,00061,197,114/X1----,-----,0088,05671,00061,191,112/S20415,0413,0759,4080,0144,0290,2575/T20415,0413,0763,4240,0158,0295,2620/V2----,-----,0043,05734,00061,226,220/X2----,-----,0051,05734,00061,224,222/S30405,0358,0756,4060,0125,0280,2475/T30398,0358,0754,4200,0117,0277,2500/V3----,-----,0040,05812,00041,226,253/X3----,-----,0038,05812,00041,228,276/S40407,0357,0760,4010,0135,0290,2425/T40402,0357,0759,4160,0122,0285,2440/V4----,-----,0045,05906,00041,225,245/X4----,-----,0042,05906,00041,225,260/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490740,"usec":736996},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.130549,"noise_level":-23.962704,"freq_skew":0.831831,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"471D6E","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":1784490741,"usec":499097},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018666,"noise_level":-23.587132,"freq_skew":0.273587,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490743,"usec":17676},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903420,"noise_level":-23.328114,"freq_skew":-3.158731,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490743,"usec":783727},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563767,"noise_level":-23.092018,"freq_skew":-0.908376,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"VY29EB","msg_num":"D21","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195156,LPPR,LEBB,0029/C106,97606,6000,39,0011,0,1100,40,X/CEN182,31992,279,770,5905,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10474,0473,0786,4250,0245,0375,2770/T10475,0473,0789,4380,0241,0385,2815/V1----,-----,0082,05671,00061,197,114/X1----,-----,0088,05671,00061,191,112/S20415,0413,0759,4080,0144,0290,2575/T20415,0413,0763,4240,0158,0295,2620/V2----,-----,0043,05734,00061,226,220/X2----,-----,0051,05734,00061,224,222/S30405,0358,0756,4060,0125,0280,2475/T30398,0358,0754,4200,0117,0277,2500/V3----,-----,0040,05812,00041,226,253/X3----,-----,0038,05812,00041,228,276/S40407,0357,0760,4010,0135,0290,2425/T40402,0357,0759,4160,0122,0285,2440/V4----,-----,0045,05906,00041,225,245/X4----,-----,0042,05906,00041,225,260/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490744,"usec":541392},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.288742,"noise_level":-24.086044,"freq_skew":2.206152,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":39.000000,"lon":-5.100000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490744,"usec":542320},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928131,"noise_level":-24.030607,"freq_skew":0.777407,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490745,"usec":305627},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762323,"noise_level":-23.787916,"freq_skew":1.886424,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFRB"},{"name":"ac_location","value":{"loc":{"lat":39.900002,"lon":-7.100000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490745,"usec":307779},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968177,"noise_level":-23.774490,"freq_skew":2.048078,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":793,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45086,"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":[73,170,152,175]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490745,"usec":309683},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721840,"noise_level":-23.778900,"freq_skew":0.678749,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490745,"usec":310691},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548349,"noise_level":-23.765491,"freq_skew":-1.713944,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3591,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490745,"usec":313312},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.996533,"noise_level":-23.738731,"freq_skew":2.151992,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"V706QH","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490745,"usec":313918},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.134931,"noise_level":-23.712059,"freq_skew":2.014556,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063111","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490746,"usec":66147},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658575,"noise_level":-23.566784,"freq_skew":0.641078,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":"15063111","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490746,"usec":67732},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.208607,"noise_level":-23.488560,"freq_skew":0.884186,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490746,"usec":68778},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.522260,"noise_level":-23.462639,"freq_skew":-1.983894,"avlc":{"src":{"addr":"4520CE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":10,"chan_num":224,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":218,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44819,"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":[205,33,48,81]},{"name":"subseq_num","value":4}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490746,"usec":69550},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637597,"noise_level":-23.436796,"freq_skew":0.836857,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":1784490746,"usec":824368},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580596,"noise_level":-23.334188,"freq_skew":0.326512,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":39.299999,"lon":-6.700000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490746,"usec":824771},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411721,"noise_level":-24.389339,"freq_skew":-0.876830,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"VY29EB","msg_num":"D21","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195156,LPPR,LEBB,0029/C106,97606,6000,39,0011,0,1100,40,X/CEN182,31992,279,770,5905,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10474,0473,0786,4250,0245,0375,2770/T10475,0473,0789,4380,0241,0385,2815/V1----,-----,0082,05671,00061,197,114/X1----,-----,0088,05671,00061,191,112/S20415,0413,0759,4080,0144,0290,2575/T20415,0413,0763,4240,0158,0295,2620/V2----,-----,0043,05734,00061,226,220/X2----,-----,0051,05734,00061,224,222/S30405,0358,0756,4060,0125,0280,2475/T30398,0358,0754,4200,0117,0277,2500/V3----,-----,0040,05812,00041,226,253/X3----,-----,0038,05812,00041,228,276/S40407,0357,0760,4010,0135,0290,2425/T40402,0357,0759,4160,0122,0285,2440/V4----,-----,0045,05906,00041,225,245/X4----,-----,0042,05906,00041,225,260/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490746,"usec":825956},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981985,"noise_level":-24.360590,"freq_skew":1.937668,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490748,"usec":351088},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845153,"noise_level":-23.791311,"freq_skew":1.030887,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24946,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14,"credit":15,"rseq":4,"variable_part_params":[{"name":"checksum","value":[14,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490748,"usec":358299},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.147982,"noise_level":-23.605165,"freq_skew":0.734913,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHU","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490748,"usec":358465},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.268620,"noise_level":-23.605165,"freq_skew":0.528749,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GNEO","mode":"2","label":"_d","blk_id":"2","ack":"D","flight":"TO99LM","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490748,"usec":360478},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920259,"noise_level":-23.565790,"freq_skew":-3.395428,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"15052603","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,85,131,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490749,"usec":115816},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532497,"noise_level":-23.514566,"freq_skew":1.325607,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490749,"usec":117372},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619956,"noise_level":-23.449717,"freq_skew":0.966868,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":254,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490749,"usec":117441},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744286,"noise_level":-23.449717,"freq_skew":-3.258657,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MSB","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"YW1075","msg_num":"S55","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490749,"usec":119237},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345191,"noise_level":-24.319038,"freq_skew":-1.686722,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3592,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784490749,"usec":124872},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.433835,"noise_level":-24.304770,"freq_skew":2.192608,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490749,"usec":127689},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049089,"noise_level":-24.447163,"freq_skew":-3.405457,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"15052603","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,85,131,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490749,"usec":874355},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603383,"noise_level":-24.218304,"freq_skew":1.070916,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":1784490749,"usec":875032},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.180798,"noise_level":-24.468670,"freq_skew":1.143352,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490749,"usec":876742},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941508,"noise_level":-24.381926,"freq_skew":3.095009,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490750,"usec":642047},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535413,"noise_level":-24.071079,"freq_skew":-0.822902,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"VY29EB","msg_num":"D21","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195156,LPPR,LEBB,0029/C106,97606,6000,39,0011,0,1100,40,X/CEN182,31992,279,770,5905,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10474,0473,0786,4250,0245,0375,2770/T10475,0473,0789,4380,0241,0385,2815/V1----,-----,0082,05671,00061,197,114/X1----,-----,0088,05671,00061,191,112/S20415,0413,0759,4080,0144,0290,2575/T20415,0413,0763,4240,0158,0295,2620/V2----,-----,0043,05734,00061,226,220/X2----,-----,0051,05734,00061,224,222/S30405,0358,0756,4060,0125,0280,2475/T30398,0358,0754,4200,0117,0277,2500/V3----,-----,0040,05812,00041,226,253/X3----,-----,0038,05812,00041,228,276/S40407,0357,0760,4010,0135,0290,2425/T40402,0357,0759,4160,0122,0285,2440/V4----,-----,0045,05906,00041,225,245/X4----,-----,0042,05906,00041,225,260/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490750,"usec":643422},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412760,"noise_level":-24.456402,"freq_skew":-3.098715,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784490751,"usec":408880},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735126,"noise_level":-24.227303,"freq_skew":2.876596,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":9362,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490751,"usec":411583},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985451,"noise_level":-24.114981,"freq_skew":0.676772,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":"22064076","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490751,"usec":412127},"freq":136975000,"burst_len_octets":161,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910123,"noise_level":-24.101040,"freq_skew":0.826497,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"dst_nsap":[71,0,39,65,84,82,65,0,72,104,62,0,0,83,65,65,66,0,0,0],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":36008,"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":10,"ack":6,"credit_offered":4,"credit_avail":0,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,1,83,73,84,0,89,85,76],"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":1784490752,"usec":164083},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.387122,"noise_level":-23.934368,"freq_skew":0.559964,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490752,"usec":164963},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777477,"noise_level":-23.920717,"freq_skew":0.621469,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784490752,"usec":164963},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.777477,"noise_level":-23.920717,"freq_skew":0.621469,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":20.000000,"flags":246,"pdu_id":36011,"idrp":{"err":false,"pdu_type":5,"pdu_type_name":"Cease","seq":11,"ack":6,"credit_offered":0,"credit_avail":0}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490752,"usec":924891},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.552471,"noise_level":-23.758545,"freq_skew":-3.376271,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490752,"usec":930178},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.246805,"noise_level":-23.533861,"freq_skew":2.042109,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490754,"usec":446035},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743857,"noise_level":-23.027056,"freq_skew":-0.887287,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490754,"usec":447519},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746580,"noise_level":-23.291052,"freq_skew":0.147236,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.299999,"lon":-6.700000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490754,"usec":449119},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453635,"noise_level":-23.731384,"freq_skew":1.090171,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490755,"usec":210142},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671873,"noise_level":-23.559580,"freq_skew":0.183211,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HA-LDU","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"W60477","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490755,"usec":210142},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.671873,"noise_level":-23.559580,"freq_skew":0.183211,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21616556","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,87,90,90,0,71,29,110,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490755,"usec":221553},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914117,"noise_level":-23.723785,"freq_skew":0.821311,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":24954,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490755,"usec":980467},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.036691,"noise_level":-23.435249,"freq_skew":0.107271,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490756,"usec":734970},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601020,"noise_level":-23.281815,"freq_skew":3.207472,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":9363,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784490757,"usec":495594},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971376,"noise_level":-22.970608,"freq_skew":0.736214,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784490759,"usec":20259},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607537,"noise_level":-22.525961,"freq_skew":0.946095,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490760,"usec":543010},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452389,"noise_level":-22.974073,"freq_skew":-1.367837,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490761,"usec":306642},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721261,"noise_level":-22.930904,"freq_skew":1.889975,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1446,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490762,"usec":66030},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821360,"noise_level":-22.560158,"freq_skew":0.919400,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":20.000000,"flags":246,"pdu_id":36098,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":12,"ack":6,"credit_offered":4,"credit_avail":0,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,1,83,73,84,0,89,85,76],"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":1784490762,"usec":66345},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799843,"noise_level":-22.548504,"freq_skew":1.982017,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"AT801F","msg_num":"D38","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_        EGLLGMMN 73\r\n 43861  -58041951034996-510232031X2005Z0110160000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490762,"usec":66615},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825983,"noise_level":-22.536865,"freq_skew":0.720177,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490762,"usec":828622},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855418,"noise_level":-22.659660,"freq_skew":0.795778,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":36109,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":13,"ack":7,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490762,"usec":829200},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.161094,"noise_level":-23.227444,"freq_skew":1.038649,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":36110,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":13,"ack":7,"credit_offered":4,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":667,"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":[[71,0,39,1,83,73,84,0,0,0,1,11,71,0,39,1,83,73,84,0,89,85,76],[71,0,39,1,83,73,84,0,89,85,76]]}]},{"name":"rd_hop_count","value":2},{"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":1784490762,"usec":832800},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.083538,"noise_level":-23.223225,"freq_skew":0.919343,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490763,"usec":590284},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569170,"noise_level":-23.216595,"freq_skew":-0.801979,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"VY29EB","msg_num":"D22","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195203,LPPR,LEBB,0029/C106,97706,6000,39,0011,0,1100,40,X/CEN169,31516,282,771,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10405,0402,0753,4040,0133,0277,2550/T10405,0402,0756,4200,0137,0282,2590/V1----,-----,0037,05750,00041,230,249/X1----,-----,0043,05750,00061,227,249/S20398,0358,0750,4000,0126,0272,2455/T20391,0358,0747,4150,0123,0270,2480/V2----,-----,0036,05828,00041,231,278/X2----,-----,0036,05828,00041,233,301/S30400,0356,0751,3940,0127,0280,2405/T30395,0356,0751,4100,0120,0277,2425/V3----,-----,0041,05937,00041,229,269/X3----,-----,0038,05937,00041,229,292/S40401,0355,0753,3870,0131,0285,2375/T40396,0355,0752,4030,0126,0282,2390/V4----,-----,0050,06062,00041,229,267/X4----,-----,0046,06062,00041,230,287/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490764,"usec":347657},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900037,"noise_level":-23.116541,"freq_skew":0.891026,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":20.000000,"flags":246,"pdu_id":36122,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":14,"ack":9,"credit_offered":4,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490765,"usec":115175},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.146111,"noise_level":-22.787117,"freq_skew":2.089282,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490765,"usec":874769},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744688,"noise_level":-22.446682,"freq_skew":1.900544,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490766,"usec":643045},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607148,"noise_level":-22.108009,"freq_skew":-0.902829,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"VY29EB","msg_num":"D22","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195203,LPPR,LEBB,0029/C106,97706,6000,39,0011,0,1100,40,X/CEN169,31516,282,771,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10405,0402,0753,4040,0133,0277,2550/T10405,0402,0756,4200,0137,0282,2590/V1----,-----,0037,05750,00041,230,249/X1----,-----,0043,05750,00061,227,249/S20398,0358,0750,4000,0126,0272,2455/T20391,0358,0747,4150,0123,0270,2480/V2----,-----,0036,05828,00041,231,278/X2----,-----,0036,05828,00041,233,301/S30400,0356,0751,3940,0127,0280,2405/T30395,0356,0751,4100,0120,0277,2425/V3----,-----,0041,05937,00041,229,269/X3----,-----,0038,05937,00041,229,292/S40401,0355,0753,3870,0131,0285,2375/T40396,0355,0752,4030,0126,0282,2390/V4----,-----,0050,06062,00041,229,267/X4----,-----,0046,06062,00041,230,287/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490770,"usec":452525},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856121,"noise_level":-21.251953,"freq_skew":-0.796856,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490773,"usec":498175},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854524,"noise_level":-20.393429,"freq_skew":-0.792668,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490773,"usec":505516},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620150,"noise_level":-20.998775,"freq_skew":0.340373,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490774,"usec":260245},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760046,"noise_level":-21.382404,"freq_skew":2.024553,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1447,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[18,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490774,"usec":260637},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809815,"noise_level":-21.372223,"freq_skew":-0.709237,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490779,"usec":585980},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872803,"noise_level":-20.684021,"freq_skew":1.849961,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1448,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[200,195]},{"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":1784490779,"usec":589115},"freq":136975000,"burst_len_octets":880,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601869,"noise_level":-20.599850,"freq_skew":-0.734300,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"VY29EB","msg_num":"D23","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195210,LPPR,LEBB,0029/C106,97806,6000,39,0011,0,1100,40,X/CEN152,31035,287,776,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10398,0358,0750,3980,0285,0297,2435/T10391,0358,0748,4130,0254,0295,2455/V1----,-----,0035,05843,00041,234,289/X1----,-----,0033,05843,00041,235,317/S20400,0356,0751,3910,0238,0307,2390/T20395,0356,0751,4080,0180,0302,2405/V2----,-----,0041,05953,00041,232,286/X2----,-----,0038,05953,00041,232,309/S30398,0354,0749,3830,0189,0302,2360/T30392,0354,0748,3990,0242,0297,2370/V3----,-----,0048,06078,00041,236,293/X3----,-----,0046,06078,00041,236,316/S40400,0353,0750,3800,0137,0285,2345/T40390,0353,0745,3940,0126,0277,2345/V4----,-----,0062,06218,00041,234,280/X4----,-----,0053,06218,00041,238,320/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490782,"usec":641098},"freq":136975000,"burst_len_octets":880,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580493,"noise_level":-21.162289,"freq_skew":-0.821814,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"VY29EB","msg_num":"D23","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195210,LPPR,LEBB,0029/C106,97806,6000,39,0011,0,1100,40,X/CEN152,31035,287,776,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10398,0358,0750,3980,0285,0297,2435/T10391,0358,0748,4130,0254,0295,2455/V1----,-----,0035,05843,00041,234,289/X1----,-----,0033,05843,00041,235,317/S20400,0356,0751,3910,0238,0307,2390/T20395,0356,0751,4080,0180,0302,2405/V2----,-----,0041,05953,00041,232,286/X2----,-----,0038,05953,00041,232,309/S30398,0354,0749,3830,0189,0302,2360/T30392,0354,0748,3990,0242,0297,2370/V3----,-----,0048,06078,00041,236,293/X3----,-----,0046,06078,00041,236,316/S40400,0353,0750,3800,0137,0285,2345/T40390,0353,0745,3940,0126,0277,2345/V4----,-----,0062,06218,00041,234,280/X4----,-----,0053,06218,00041,238,320/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490785,"usec":691996},"freq":136975000,"burst_len_octets":880,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569960,"noise_level":-21.155807,"freq_skew":-0.705558,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"VY29EB","msg_num":"D23","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195210,LPPR,LEBB,0029/C106,97806,6000,39,0011,0,1100,40,X/CEN152,31035,287,776,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10398,0358,0750,3980,0285,0297,2435/T10391,0358,0748,4130,0254,0295,2455/V1----,-----,0035,05843,00041,234,289/X1----,-----,0033,05843,00041,235,317/S20400,0356,0751,3910,0238,0307,2390/T20395,0356,0751,4080,0180,0302,2405/V2----,-----,0041,05953,00041,232,286/X2----,-----,0038,05953,00041,232,309/S30398,0354,0749,3830,0189,0302,2360/T30392,0354,0748,3990,0242,0297,2370/V3----,-----,0048,06078,00041,236,293/X3----,-----,0046,06078,00041,236,316/S40400,0353,0750,3800,0137,0285,2345/T40390,0353,0745,3940,0126,0277,2345/V4----,-----,0062,06218,00041,234,280/X4----,-----,0053,06218,00041,238,320/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490788,"usec":737147},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514770,"noise_level":-22.127111,"freq_skew":-0.246283,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490789,"usec":499108},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882360,"noise_level":-22.709408,"freq_skew":-0.764588,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490790,"usec":259831},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690664,"noise_level":-23.350384,"freq_skew":0.153819,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490791,"usec":22633},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893395,"noise_level":-23.198429,"freq_skew":1.022197,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490791,"usec":786938},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743717,"noise_level":-23.519346,"freq_skew":-0.389766,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490793,"usec":304609},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718835,"noise_level":-23.889235,"freq_skew":0.983222,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXB","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"HV011T","msg_num":"M29","msg_num_seq":"A","msg_text":"/LEST.TI2/064LESTAACAA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490794,"usec":829554},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761914,"noise_level":-23.109760,"freq_skew":0.974528,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490795,"usec":599352},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947261,"noise_level":-22.768635,"freq_skew":-0.688287,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490796,"usec":357787},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431798,"noise_level":-23.165657,"freq_skew":0.096308,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-6.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490797,"usec":112666},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748407,"noise_level":-23.078556,"freq_skew":-0.538579,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX1142","msg_num":"D50","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_E   PA  LPPRLEMD638\r\n 40531  -45401952019000-12-238040X20IH-0140170000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490797,"usec":117906},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583542,"noise_level":-22.921904,"freq_skew":1.260942,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXB","mode":"2","label":"_d","blk_id":"2","ack":"D","flight":"HV011T","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490797,"usec":119550},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080342,"noise_level":-22.861319,"freq_skew":0.754493,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490797,"usec":871111},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454177,"noise_level":-23.097759,"freq_skew":0.226783,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":502,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[27,137,139,158]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490797,"usec":875299},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.950762,"noise_level":-22.962330,"freq_skew":0.456458,"avlc":{"src":{"addr":"39348E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34029,"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":[27,15,131,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490797,"usec":878447},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752682,"noise_level":-22.853071,"freq_skew":-0.373593,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490799,"usec":406633},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563140,"noise_level":-23.345213,"freq_skew":-0.762051,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"VY29EB","msg_num":"D24","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195250,LPPR,LEBB,0029/C106,98406,6000,37,0011,0,1100,42,X/CEN099,28998,292,757,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10396,0346,0750,3680,0310,0327,2235/T10391,0346,0750,3830,0313,0330,2240/V1----,-----,0076,06546,00041,239,322/X1----,-----,0068,06531,00041,238,343/S20386,0345,0741,3610,0280,0312,2200/T20382,0345,0740,3750,0274,0312,2210/V2----,-----,0072,06578,00041,246,362/X2----,-----,0066,06578,00041,245,376/S30382,0344,0736,3580,0133,0287,2190/T30378,0344,0736,3720,0124,0287,2195/V3----,-----,0075,06625,00041,246,372/X3----,-----,0067,06625,00041,246,378/S40381,0341,0737,3580,0134,0280,2180/T40377,0341,0737,3710,0129,0280,2185/V4----,-----,0076,06703,00041,245,374/X4----,-----,0070,06703,00041,245,380/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490800,"usec":165104},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001384,"noise_level":-23.193344,"freq_skew":1.642327,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490803,"usec":221872},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372094,"noise_level":-21.973600,"freq_skew":-0.981303,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490804,"usec":730864},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591543,"noise_level":-21.975479,"freq_skew":-0.014049,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-6.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490805,"usec":493619},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839231,"noise_level":-23.273603,"freq_skew":0.744443,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":6,"rseq":5,"more":false,"reasm_status":"skipped","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":[71,0,39,65,84,82,65,0,72,104,62,0,0,83,65,65,66,0,0,1],"lifetime":48.500000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":9459,"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}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[123,226,33,211]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490805,"usec":500550},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654532,"noise_level":-23.481949,"freq_skew":0.984750,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":36431,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490806,"usec":261046},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903860,"noise_level":-23.302250,"freq_skew":0.973494,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":1784490806,"usec":264210},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489429,"noise_level":-23.884966,"freq_skew":0.717345,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490806,"usec":265160},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965451,"noise_level":-24.706537,"freq_skew":-0.482367,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490807,"usec":13610},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014579,"noise_level":-24.850178,"freq_skew":-0.684472,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490807,"usec":784528},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017743,"noise_level":-25.157131,"freq_skew":0.976264,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":254,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490808,"usec":548471},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880956,"noise_level":-24.772568,"freq_skew":-0.210370,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"SA","blk_id":"8","ack":"!","flight":"QR057H","msg_num":"S40","msg_num_seq":"A","msg_text":"0LH195248VS/","media-adv":{"err":false,"version":0,"current_link":{"code":"H","descr":"HF","established":false,"time":{"hour":19,"min":52,"sec":48}},"links_avail":[{"code":"V","descr":"VHF ACARS"},{"code":"S","descr":"Default SATCOM"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490808,"usec":550478},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.233572,"noise_level":-25.276205,"freq_skew":-1.457369,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490809,"usec":305999},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694825,"noise_level":-25.181057,"freq_skew":1.224954,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2019,"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":1784490809,"usec":318229},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746697,"noise_level":-24.795456,"freq_skew":-0.631189,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX1142","msg_num":"F89","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40282W004220,RW17,195327,178,URRIF,195846,MD425,M8,231039,716D54"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490810,"usec":62663},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860753,"noise_level":-24.795456,"freq_skew":1.113699,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490810,"usec":66207},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505196,"noise_level":-25.147989,"freq_skew":-0.331336,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490810,"usec":69687},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473072,"noise_level":-25.007723,"freq_skew":1.068562,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490810,"usec":827154},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480274,"noise_level":-24.809034,"freq_skew":-0.870096,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490810,"usec":831294},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576395,"noise_level":-24.946915,"freq_skew":-0.624381,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490810,"usec":835676},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.083485,"noise_level":-24.840109,"freq_skew":0.074983,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":320,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29658,"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":[109,127,106,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490812,"usec":350260},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009641,"noise_level":-24.267960,"freq_skew":0.809120,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490813,"usec":121645},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815911,"noise_level":-24.029888,"freq_skew":0.004106,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-6.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490813,"usec":888700},"freq":136975000,"burst_len_octets":880,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624600,"noise_level":-23.677956,"freq_skew":-0.924737,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"VY29EB","msg_num":"D25","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195216,LPPR,LEBB,0029/C106,97906,6000,39,0011,0,1100,40,X/CEN139,30647,290,776,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10400,0356,0751,3910,0238,0307,2390/T10395,0356,0751,4080,0180,0302,2405/V1----,-----,0041,05953,00041,232,286/X1----,-----,0038,05953,00041,232,309/S20398,0354,0749,3830,0189,0302,2360/T20392,0354,0748,3990,0242,0297,2370/V2----,-----,0048,06078,00041,236,293/X2----,-----,0046,06078,00041,236,316/S30400,0353,0750,3800,0137,0285,2345/T30390,0353,0745,3940,0126,0277,2345/V3----,-----,0062,06218,00041,234,280/X3----,-----,0053,06218,00041,238,320/S40399,0350,0753,3780,0133,0290,2315/T40392,0350,0749,3930,0128,0285,2315/V4----,-----,0067,06328,00041,232,286/X4----,-----,0058,06328,00041,235,313/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490814,"usec":636162},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044404,"noise_level":-23.352497,"freq_skew":1.053795,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490814,"usec":641433},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733065,"noise_level":-23.175428,"freq_skew":0.979503,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"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":254,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490814,"usec":641996},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819675,"noise_level":-23.162918,"freq_skew":-0.944815,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":42.299999,"lon":-3.100000},"alt":26000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490815,"usec":402037},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788276,"noise_level":-23.347099,"freq_skew":0.950397,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490815,"usec":408951},"freq":136975000,"burst_len_octets":952,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.694912,"noise_level":-23.370962,"freq_skew":-0.820050,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"VY29EB","msg_num":"D25","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195216,LPPR,LEBB,0029/C106,97906,6000,39,0011,0,1100,40,X/CEN139,30647,290,776,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10400,0356,0751,3910,0238,0307,2390/T10395,0356,0751,4080,0180,0302,2405/V1----,-----,0041,05953,00041,232,286/X1----,-----,0038,05953,00041,232,309/S20398,0354,0749,3830,0189,0302,2360/T20392,0354,0748,3990,0242,0297,2370/V2----,-----,0048,06078,00041,236,293/X2----,-----,0046,06078,00041,236,316/S30400,0353,0750,3800,0137,0285,2345/T30390,0353,0745,3940,0126,0277,2345/V3----,-----,0062,06218,00041,234,280/X3----,-----,0053,06218,00041,238,320/S40399,0350,0753,3780,0133,0290,2315/T40392,0350,0749,3930,0128,0285,2315/V4----,-----,0067,06328,00041,232,286/X4----,-----,0058,06328,00041,235,313/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490815,"usec":408951},"freq":136975000,"burst_len_octets":952,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.694912,"noise_level":-23.370962,"freq_skew":-0.820050,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490816,"usec":162184},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961735,"noise_level":-24.114780,"freq_skew":2.998223,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490816,"usec":164722},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716865,"noise_level":-24.017677,"freq_skew":0.680812,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":"15022325","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490816,"usec":166839},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067542,"noise_level":-24.346725,"freq_skew":1.114713,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490816,"usec":932017},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026089,"noise_level":-24.248604,"freq_skew":-0.936486,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490817,"usec":683762},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830928,"noise_level":-24.080254,"freq_skew":-0.786971,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490822,"usec":249842},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737901,"noise_level":-23.162884,"freq_skew":-0.080650,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-6.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490825,"usec":312893},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.137911,"noise_level":-22.605167,"freq_skew":0.753443,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":47.500000,"flags":192,"pdu_id":25014,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":73,"credit":15,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[174,253,217,251]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490826,"usec":70651},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790584,"noise_level":-22.570065,"freq_skew":1.897556,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":794,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29646,"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":[156,1,99,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490826,"usec":833717},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.131681,"noise_level":-22.968189,"freq_skew":0.710999,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784490827,"usec":594903},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673263,"noise_level":-22.527266,"freq_skew":-0.666071,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"VY29EB","msg_num":"D26","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195223,LPPR,LEBB,0029/C106,98006,6000,39,0011,0,1100,40,X/CEN124,30219,293,777,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10408,0354,0759,3880,0318,0330,2355/T10402,0354,0759,4050,0327,0330,2370/V1----,-----,0055,06109,00041,228,265/X1----,-----,0051,06109,00041,228,290/S20393,0352,0744,3750,0133,0290,2320/T20384,0352,0740,3900,0123,0285,2320/V2----,-----,0057,06234,00041,240,312/X2----,-----,0050,06234,00041,243,350/S30392,0350,0744,3730,0132,0280,2290/T30385,0350,0741,3880,0124,0275,2290/V3----,-----,0065,06343,00041,240,314/X3----,-----,0056,06343,00041,241,344/S40396,0349,0748,3720,0133,0287,2280/T40389,0349,0746,3860,0123,0285,2280/V4----,-----,0075,06468,00041,238,305/X4----,-----,0067,06468,00041,238,329/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490830,"usec":641148},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750685,"noise_level":-22.364189,"freq_skew":-0.116346,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-6.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490830,"usec":643229},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.609632,"noise_level":-22.947605,"freq_skew":-0.733899,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"VY29EB","msg_num":"D26","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195223,LPPR,LEBB,0029/C106,98006,6000,39,0011,0,1100,40,X/CEN124,30219,293,777,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10408,0354,0759,3880,0318,0330,2355/T10402,0354,0759,4050,0327,0330,2370/V1----,-----,0055,06109,00041,228,265/X1----,-----,0051,06109,00041,228,290/S20393,0352,0744,3750,0133,0290,2320/T20384,0352,0740,3900,0123,0285,2320/V2----,-----,0057,06234,00041,240,312/X2----,-----,0050,06234,00041,243,350/S30392,0350,0744,3730,0132,0280,2290/T30385,0350,0741,3880,0124,0275,2290/V3----,-----,0065,06343,00041,240,314/X3----,-----,0056,06343,00041,241,344/S40396,0349,0748,3720,0133,0287,2280/T40389,0349,0746,3860,0123,0285,2280/V4----,-----,0075,06468,00041,238,305/X4----,-----,0067,06468,00041,238,329/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490833,"usec":685868},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468174,"noise_level":-22.474113,"freq_skew":0.350439,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490833,"usec":686827},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720855,"noise_level":-23.981537,"freq_skew":-0.813727,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"VY29EB","msg_num":"D26","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195223,LPPR,LEBB,0029/C106,98006,6000,39,0011,0,1100,40,X/CEN124,30219,293,777,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10408,0354,0759,3880,0318,0330,2355/T10402,0354,0759,4050,0327,0330,2370/V1----,-----,0055,06109,00041,228,265/X1----,-----,0051,06109,00041,228,290/S20393,0352,0744,3750,0133,0290,2320/T20384,0352,0740,3900,0123,0285,2320/V2----,-----,0057,06234,00041,240,312/X2----,-----,0050,06234,00041,243,350/S30392,0350,0744,3730,0132,0280,2290/T30385,0350,0741,3880,0124,0275,2290/V3----,-----,0065,06343,00041,240,314/X3----,-----,0056,06343,00041,241,344/S40396,0349,0748,3720,0133,0287,2280/T40389,0349,0746,3860,0123,0285,2280/V4----,-----,0075,06468,00041,238,305/X4----,-----,0067,06468,00041,238,329/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490834,"usec":439396},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643947,"noise_level":-23.724375,"freq_skew":-0.806017,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":45054,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[100,82,55,199]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490834,"usec":440541},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.129138,"noise_level":-24.190804,"freq_skew":0.729216,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":1784490834,"usec":451917},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653745,"noise_level":-24.709608,"freq_skew":-0.718295,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"VY29EB","msg_num":"D26","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195223,LPPR,LEBB,0029/C106,98006,6000,39,0011,0,1100,40,X/CEN124,30219,293,777,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10408,0354,0759,3880,0318,0330,2355/T10402,0354,0759,4050,0327,0330,2370/V1----,-----,0055,06109,00041,228,265/X1----,-----,0051,06109,00041,228,290/S20393,0352,0744,3750,0133,0290,2320/T20384,0352,0740,3900,0123,0285,2320/V2----,-----,0057,06234,00041,240,312/X2----,-----,0050,06234,00041,243,350/S30392,0350,0744,3730,0132,0280,2290/T30385,0350,0741,3880,0124,0275,2290/V3----,-----,0065,06343,00041,240,314/X3----,-----,0056,06343,00041,241,344/S40396,0349,0748,3720,0133,0287,2280/T40389,0349,0746,3860,0123,0285,2280/V4----,-----,0075,06468,00041,238,305/X4----,-----,0067,06468,00041,238,329/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490837,"usec":494585},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622254,"noise_level":-24.250477,"freq_skew":-0.812598,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"VY29EB","msg_num":"D26","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195223,LPPR,LEBB,0029/C106,98006,6000,39,0011,0,1100,40,X/CEN124,30219,293,777,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10408,0354,0759,3880,0318,0330,2355/T10402,0354,0759,4050,0327,0330,2370/V1----,-----,0055,06109,00041,228,265/X1----,-----,0051,06109,00041,228,290/S20393,0352,0744,3750,0133,0290,2320/T20384,0352,0740,3900,0123,0285,2320/V2----,-----,0057,06234,00041,240,312/X2----,-----,0050,06234,00041,243,350/S30392,0350,0744,3730,0132,0280,2290/T30385,0350,0741,3880,0124,0275,2290/V3----,-----,0065,06343,00041,240,314/X3----,-----,0056,06343,00041,241,344/S40396,0349,0748,3720,0133,0287,2280/T40389,0349,0746,3860,0123,0285,2280/V4----,-----,0075,06468,00041,238,305/X4----,-----,0067,06468,00041,238,329/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490839,"usec":27879},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084902,"noise_level":-24.133038,"freq_skew":1.856193,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490839,"usec":793484},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907481,"noise_level":-23.844337,"freq_skew":1.103407,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":25025,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14,"credit":15,"rseq":4,"variable_part_params":[{"name":"checksum","value":[14,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490840,"usec":549721},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916340,"noise_level":-23.486710,"freq_skew":-1.613507,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784490841,"usec":317221},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608545,"noise_level":-23.193264,"freq_skew":-0.912874,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"VY29EB","msg_num":"D26","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195223,LPPR,LEBB,0029/C106,98006,6000,39,0011,0,1100,40,X/CEN124,30219,293,777,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10408,0354,0759,3880,0318,0330,2355/T10402,0354,0759,4050,0327,0330,2370/V1----,-----,0055,06109,00041,228,265/X1----,-----,0051,06109,00041,228,290/S20393,0352,0744,3750,0133,0290,2320/T20384,0352,0740,3900,0123,0285,2320/V2----,-----,0057,06234,00041,240,312/X2----,-----,0050,06234,00041,243,350/S30392,0350,0744,3730,0132,0280,2290/T30385,0350,0741,3880,0124,0275,2290/V3----,-----,0065,06343,00041,240,314/X3----,-----,0056,06343,00041,241,344/S40396,0349,0748,3720,0133,0287,2280/T40389,0349,0746,3860,0123,0285,2280/V4----,-----,0075,06468,00041,238,305/X4----,-----,0067,06468,00041,238,329/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490842,"usec":60325},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635454,"noise_level":-24.148005,"freq_skew":0.832494,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":1784490846,"usec":645935},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888906,"noise_level":-22.471062,"freq_skew":1.911567,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490846,"usec":647955},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703417,"noise_level":-22.436497,"freq_skew":0.825875,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784490847,"usec":406836},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439497,"noise_level":-22.636271,"freq_skew":2.183728,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490847,"usec":407968},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717195,"noise_level":-22.807930,"freq_skew":0.395352,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":503,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"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":[232,22,1,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490847,"usec":408466},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670394,"noise_level":-22.807930,"freq_skew":0.948962,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":25031,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[212,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490848,"usec":168716},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763994,"noise_level":-22.837864,"freq_skew":3.145494,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":9364,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784490848,"usec":925223},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.143663,"noise_level":-22.670883,"freq_skew":1.739906,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490848,"usec":929495},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872504,"noise_level":-22.507055,"freq_skew":0.801271,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","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":1784490849,"usec":684340},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467962,"noise_level":-22.403345,"freq_skew":-0.655538,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":42.400002,"lon":-3.000000},"alt":23000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490850,"usec":451815},"freq":136975000,"burst_len_octets":952,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548407,"noise_level":-23.132336,"freq_skew":-0.758799,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"VY29EB","msg_num":"D26","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195223,LPPR,LEBB,0029/C106,98006,6000,39,0011,0,1100,40,X/CEN124,30219,293,777,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10408,0354,0759,3880,0318,0330,2355/T10402,0354,0759,4050,0327,0330,2370/V1----,-----,0055,06109,00041,228,265/X1----,-----,0051,06109,00041,228,290/S20393,0352,0744,3750,0133,0290,2320/T20384,0352,0740,3900,0123,0285,2320/V2----,-----,0057,06234,00041,240,312/X2----,-----,0050,06234,00041,243,350/S30392,0350,0744,3730,0132,0280,2290/T30385,0350,0741,3880,0124,0275,2290/V3----,-----,0065,06343,00041,240,314/X3----,-----,0056,06343,00041,241,344/S40396,0349,0748,3720,0133,0287,2280/T40389,0349,0746,3860,0123,0285,2280/V4----,-----,0075,06468,00041,238,305/X4----,-----,0067,06468,00041,238,329/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490850,"usec":451815},"freq":136975000,"burst_len_octets":952,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.548407,"noise_level":-23.132336,"freq_skew":-0.758799,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490851,"usec":977852},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681442,"noise_level":-23.178329,"freq_skew":-0.517968,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45020,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[209,59,14,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490852,"usec":739502},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.453527,"noise_level":-23.821115,"freq_skew":0.870098,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784490852,"usec":740832},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489349,"noise_level":-23.767338,"freq_skew":-0.086953,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":5}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-6.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490853,"usec":499365},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641654,"noise_level":-24.521324,"freq_skew":0.111174,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-AXC","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"KL098E","msg_num":"S82","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490853,"usec":499365},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.641654,"noise_level":-24.521324,"freq_skew":0.111174,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22063501","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,75,76,77,0,72,103,65,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490853,"usec":503467},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883552,"noise_level":-25.216295,"freq_skew":-0.758351,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490854,"usec":258875},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571215,"noise_level":-25.884687,"freq_skew":1.151541,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2020,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[23,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490855,"usec":27112},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855514,"noise_level":-25.100285,"freq_skew":0.950826,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":36744,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490856,"usec":545569},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.135973,"noise_level":-24.628916,"freq_skew":-1.759738,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490856,"usec":547640},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691740,"noise_level":-24.525928,"freq_skew":1.078996,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1967,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[213,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490858,"usec":837050},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637810,"noise_level":-23.366192,"freq_skew":0.908440,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2021,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,242]},{"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":1784490859,"usec":587363},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876329,"noise_level":-23.176317,"freq_skew":-0.120038,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-AXC","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"KL098E","msg_num":"S82","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490859,"usec":588107},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970221,"noise_level":-23.151310,"freq_skew":0.119598,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22063501","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,75,76,77,0,72,103,65,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490861,"usec":114298},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777882,"noise_level":-23.368044,"freq_skew":0.037794,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490861,"usec":123429},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551764,"noise_level":-23.401688,"freq_skew":1.145944,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1968,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[152,229]},{"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":1784490861,"usec":126583},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.244561,"noise_level":-23.350439,"freq_skew":1.390565,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490863,"usec":409596},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599617,"noise_level":-23.385811,"freq_skew":-0.635844,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"VY29EB","msg_num":"D27","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195230,LPPR,LEBB,0029/C106,98106,6000,39,0011,0,1100,40,X/CEN117,29887,292,771,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10400,0352,0752,3800,0279,0320,2315/T10391,0352,0747,3950,0269,0312,2315/V1----,-----,0061,06265,00041,236,301/X1----,-----,0053,06265,00041,239,341/S20394,0350,0746,3720,0284,0310,2280/T20387,0350,0743,3870,0288,0307,2285/V2----,-----,0065,06375,00041,241,330/X2----,-----,0058,06359,00041,242,360/S30388,0348,0740,3670,0133,0277,2260/T30383,0348,0739,3810,0127,0277,2265/V3----,-----,0071,06468,00041,243,336/X3----,-----,0063,06468,00041,243,359/S40391,0347,0745,3670,0132,0285,2255/T40386,0347,0745,3800,0128,0285,2255/V4----,-----,0076,06531,00041,240,325/X4----,-----,0070,06515,00041,240,344/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490864,"usec":171923},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641744,"noise_level":-23.442869,"freq_skew":0.000621,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490864,"usec":919879},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417854,"noise_level":-23.200954,"freq_skew":0.390450,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":869,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[108,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490864,"usec":924013},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972477,"noise_level":-23.649582,"freq_skew":0.878742,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490864,"usec":924013},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.972477,"noise_level":-23.649582,"freq_skew":0.878742,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784490865,"usec":687124},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740480,"noise_level":-24.285126,"freq_skew":2.026434,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"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":45086,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[58,170,12,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490865,"usec":689453},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705842,"noise_level":-24.172058,"freq_skew":-1.786303,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":91,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[135,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490865,"usec":690061},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629014,"noise_level":-25.317724,"freq_skew":0.752860,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490865,"usec":690477},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.243557,"noise_level":-25.301716,"freq_skew":-0.753336,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490866,"usec":448378},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493177,"noise_level":-25.080662,"freq_skew":0.834723,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784490866,"usec":449188},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.901004,"noise_level":-25.049536,"freq_skew":1.492892,"avlc":{"src":{"addr":"44CDC2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490866,"usec":455853},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787220,"noise_level":-24.774323,"freq_skew":-0.918471,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490867,"usec":206345},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563616,"noise_level":-24.684488,"freq_skew":-3.410851,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEZL"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490867,"usec":969993},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547340,"noise_level":-24.291462,"freq_skew":-0.800130,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490867,"usec":974924},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.045102,"noise_level":-25.203293,"freq_skew":0.024759,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490867,"usec":975834},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024157,"noise_level":-25.171726,"freq_skew":-3.521303,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15052603","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,85,131,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490868,"usec":739459},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.247244,"noise_level":-24.938564,"freq_skew":-3.217942,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MSB","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"YW1075","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490868,"usec":742163},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415812,"noise_level":-24.801613,"freq_skew":0.239632,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":869,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[108,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490869,"usec":501960},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722524,"noise_level":-25.017464,"freq_skew":-3.217907,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490871,"usec":14212},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449067,"noise_level":-24.594564,"freq_skew":-1.655785,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":92,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[86,73]},{"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":1784490871,"usec":17955},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.027086,"noise_level":-25.568027,"freq_skew":-3.269248,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490871,"usec":18511},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809107,"noise_level":-25.594257,"freq_skew":0.346202,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490873,"usec":302231},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759508,"noise_level":-24.521996,"freq_skew":0.277988,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":870,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[47,109]},{"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":1784490877,"usec":880664},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644024,"noise_level":-22.482224,"freq_skew":-0.971840,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"VY29EB","msg_num":"D28","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195236,LPPR,LEBB,0029/C106,98206,6000,39,0011,0,1100,42,X/CEN114,29629,292,766,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10394,0350,0746,3720,0284,0310,2280/T10387,0350,0743,3870,0288,0307,2285/V1----,-----,0065,06375,00041,241,330/X1----,-----,0058,06359,00041,242,360/S20388,0348,0740,3670,0133,0277,2260/T20383,0348,0739,3810,0127,0277,2265/V2----,-----,0071,06468,00041,243,336/X2----,-----,0063,06468,00041,243,359/S30391,0347,0745,3670,0132,0285,2255/T30386,0347,0745,3800,0128,0285,2255/V3----,-----,0076,06531,00041,240,325/X3----,-----,0070,06515,00041,240,344/S40390,0345,0745,3660,0133,0285,2230/T40385,0345,0745,3790,0130,0285,2235/V4----,-----,0075,06562,00041,240,331/X4----,-----,0068,06562,00041,239,347/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490878,"usec":652141},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788468,"noise_level":-22.941780,"freq_skew":1.159346,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"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":1969,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490880,"usec":929564},"freq":136975000,"burst_len_octets":879,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644951,"noise_level":-22.278307,"freq_skew":-0.658127,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"VY29EB","msg_num":"D28","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195236,LPPR,LEBB,0029/C106,98206,6000,39,0011,0,1100,42,X/CEN114,29629,292,766,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10394,0350,0746,3720,0284,0310,2280/T10387,0350,0743,3870,0288,0307,2285/V1----,-----,0065,06375,00041,241,330/X1----,-----,0058,06359,00041,242,360/S20388,0348,0740,3670,0133,0277,2260/T20383,0348,0739,3810,0127,0277,2265/V2----,-----,0071,06468,00041,243,336/X2----,-----,0063,06468,00041,243,359/S30391,0347,0745,3670,0132,0285,2255/T30386,0347,0745,3800,0128,0285,2255/V3----,-----,0076,06531,00041,240,325/X3----,-----,0070,06515,00041,240,344/S40390,0345,0745,3660,0133,0285,2230/T40385,0345,0745,3790,0130,0285,2235/V4----,-----,0075,06562,00041,240,331/X4----,-----,0068,06562,00041,239,347/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490882,"usec":444172},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605470,"noise_level":-22.739943,"freq_skew":0.050897,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":362,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45068,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[137,140,37,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490882,"usec":448609},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987018,"noise_level":-22.586508,"freq_skew":-0.740114,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490882,"usec":449556},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708014,"noise_level":-23.284840,"freq_skew":-0.703449,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":45054,"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":[200,222,7,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490883,"usec":209567},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482612,"noise_level":-23.269434,"freq_skew":0.779376,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":36951,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490883,"usec":973448},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.045820,"noise_level":-23.200171,"freq_skew":0.163543,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490883,"usec":975045},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363587,"noise_level":-23.137623,"freq_skew":0.725565,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":385,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490883,"usec":977189},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064916,"noise_level":-24.063740,"freq_skew":2.110993,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490885,"usec":497486},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302530,"noise_level":-23.648193,"freq_skew":-0.671763,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":449,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"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":[200,222,7,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490888,"usec":548954},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620231,"noise_level":-23.238953,"freq_skew":-0.011719,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490891,"usec":595157},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.341167,"noise_level":-22.429152,"freq_skew":-3.366266,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490895,"usec":397897},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.994679,"noise_level":-21.471893,"freq_skew":3.061208,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-7.200000},"alt":35000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490895,"usec":398076},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740270,"noise_level":-21.461611,"freq_skew":-0.203422,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-AXC","mode":"2","label":"20","blk_id":"7","ack":"!","flight":"KL098E","msg_num":"M26","msg_num_seq":"A","msg_text":"RST74A19195448KLM98E  LPPTEHAM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490895,"usec":401047},"freq":136975000,"burst_len_octets":931,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604650,"noise_level":-21.389961,"freq_skew":-0.914301,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"VY29EB","msg_num":"D29","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195243,LPPR,LEBB,0029/C106,98306,6000,39,0011,0,1100,42,X/CEN107,29316,292,761,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10395,0348,0746,3690,0306,0320,2255/T10388,0348,0746,3840,0284,0317,2260/V1----,-----,0072,06484,00041,241,325/X1----,-----,0065,06484,00041,240,349/S20386,0347,0740,3630,0232,0297,2235/T20381,0347,0739,3760,0228,0295,2235/V2----,-----,0072,06531,00041,245,357/X2----,-----,0066,06531,00041,245,378/S30384,0345,0737,3610,0128,0277,2215/T30379,0345,0737,3740,0124,0277,2220/V3----,-----,0071,06578,00041,245,362/X3----,-----,0065,06578,00041,245,376/S40388,0344,0744,3630,0135,0287,2210/T40384,0344,0744,3760,0126,0287,2215/V4----,-----,0078,06625,00041,241,345/X4----,-----,0071,06625,00041,241,363/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490895,"usec":401047},"freq":136975000,"burst_len_octets":931,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.604650,"noise_level":-21.389961,"freq_skew":-0.914301,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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","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":25,"ack":10,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490896,"usec":160095},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.268864,"noise_level":-21.389961,"freq_skew":2.899757,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"HV037B","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490896,"usec":166351},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.049581,"noise_level":-21.198414,"freq_skew":2.729435,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22046131","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,82,65,0,72,76,89,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490897,"usec":680253},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.584769,"noise_level":-20.904316,"freq_skew":-2.265685,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490898,"usec":458718},"freq":136975000,"burst_len_octets":931,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596239,"noise_level":-20.453541,"freq_skew":-0.626590,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"VY29EB","msg_num":"D29","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195243,LPPR,LEBB,0029/C106,98306,6000,39,0011,0,1100,42,X/CEN107,29316,292,761,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10395,0348,0746,3690,0306,0320,2255/T10388,0348,0746,3840,0284,0317,2260/V1----,-----,0072,06484,00041,241,325/X1----,-----,0065,06484,00041,240,349/S20386,0347,0740,3630,0232,0297,2235/T20381,0347,0739,3760,0228,0295,2235/V2----,-----,0072,06531,00041,245,357/X2----,-----,0066,06531,00041,245,378/S30384,0345,0737,3610,0128,0277,2215/T30379,0345,0737,3740,0124,0277,2220/V3----,-----,0071,06578,00041,245,362/X3----,-----,0065,06578,00041,245,376/S40388,0344,0744,3630,0135,0287,2210/T40384,0344,0744,3760,0126,0287,2215/V4----,-----,0078,06625,00041,241,345/X4----,-----,0071,06625,00041,241,363/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490898,"usec":458718},"freq":136975000,"burst_len_octets":931,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.596239,"noise_level":-20.453541,"freq_skew":-0.626590,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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","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":25,"ack":10,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490899,"usec":218607},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686788,"noise_level":-20.389713,"freq_skew":-0.025214,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490899,"usec":219727},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.441644,"noise_level":-21.240587,"freq_skew":3.098248,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"HV037B","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490899,"usec":222399},"freq":136975000,"burst_len_octets":1042,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.846881,"noise_level":-21.658573,"freq_skew":-0.452455,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-OPA","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX1142","msg_num":"D51","msg_num_seq":"A","sublabel":"DF","msg_text":"B43B\r\nEC-OPA 136282PVLPPRLEMDER190726194307\r\n1950370560C57560C596BCG3B-L200-0003\r\n 27999 1061307849950777  -60 -350 58096\r\nPRI194422 9544 408558  -58531  -35     7 59311\r\n 28001307449950777  -63 -350\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8022 8088 8088 833710222 97116188 6870\r\n 6890 6958 6738 6955 477 490021132293\r\n 7031 6919 6996 6992 -64  422  463 5060 5145\r\n 1193 2671 2672 -12 173 656 656 0\r\n 2820 2813 1799 1781 -013\r\n 413 459 458  00 -03 00036032\r\n009004025 022 70 925  94173  0\r\n018CE0000000000349C300000100007F001000000080C000000678038000000100000000000000000000000000\r\n0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000\r\n 802510219 6920 1189 2820014006 71\r\n194402 9544 408662  -59139  -35    -4 59311\r\n 27997307249990777  -63 -350\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8031 8094 8097 834510222 97166192 6925\r\n 6824 7007 6920 6985 477 490021052270\r\n 7128 7061 6999 6978 -61  419  459 5050 5135\r\n 1192 2673 2675 -10 190 656 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490899,"usec":970044},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.564241,"noise_level":-21.687542,"freq_skew":2.869075,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22046131","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,82,65,0,72,76,89,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490899,"usec":974676},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708216,"noise_level":-21.687384,"freq_skew":0.778778,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490900,"usec":742368},"freq":136975000,"burst_len_octets":390,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694143,"noise_level":-22.148170,"freq_skew":-0.550638,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX1142","msg_num":"D51","msg_num_seq":"B","sublabel":"DF","msg_text":"B43B\r\nEC-OPA 136282PVLPPRLEMDER190726194307\r\n1950370560C57560C596BCG3B-L200-0003\r\n 27999 1061307849950777  -60 -350 58096\r\nPRI194422 9544 408558  -58531  -35     7 59311\r\n 28001307449950777  -63 -350\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8022 8088 8088 833710222 97116188 6870\r\n 6890 6958 6738 6955 477 490021132293\r\n 7031 6919 6996 6992 -64  422  463 5060 5145\r\n 1193 2671 2672 -12 173 656 656 0\r\n 2820 2813 1799 1781 -013\r\n 413 459 458  00 -03 00036032\r\n009004025 022 70 925  94173  0\r\n018CE0000000000349C300000100007F001000000080C000000678038000000100000000000000000000000000\r\n0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000\r\n 802510219 6920 1189 2820014006 71\r\n194402 9544 408662  -59139  -35    -4 59311\r\n 27997307249990777  -63 -350\r\nOFFOFFAUTOAUTOCLOSED110001ON ON \r\n 8031 8094 8097 834510222 97166192 6925\r\n 6824 7007 6920 6985 477 490021052270\r\n 7128 7061 6999 6978 -61  419  459 5050 5135\r\n 1192 2673 2675 -10 190 656 656 0\r\n 2795 2788 1783 1769  013\r\n 412 459 459  00 -02 00028012\r\n006001010 009 69 930  78181  0\r\n018CE0000000000349C300000200007F001000000080E000000678038000000100000000000000000000000000\r\n0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000\r\n 802510225 6870 1191 2806032009 70\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490901,"usec":496487},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.030426,"noise_level":-22.762661,"freq_skew":2.887290,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":1784490901,"usec":501413},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866499,"noise_level":-23.273222,"freq_skew":0.958065,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"_d","blk_id":"Y","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490901,"usec":503942},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.425167,"noise_level":-23.197584,"freq_skew":0.928390,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":9613,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14941,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[146,42,128,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490901,"usec":507368},"freq":136975000,"burst_len_octets":931,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568367,"noise_level":-24.223988,"freq_skew":-0.758401,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"VY29EB","msg_num":"D29","msg_num_seq":"A","sublabel":"DF","msg_text":"A06/A32006,1,1/CCEC-KDG,JUL19,195243,LPPR,LEBB,0029/C106,98306,6000,39,0011,0,1100,42,X/CEN107,29316,292,761,5907,356,C32004/EC645475,01847,02166,01268,A3,10/EE697718,45614,07626,24233,A3,10/N11,0000,0000,0000,000,000,06,05,2221/S10395,0348,0746,3690,0306,0320,2255/T10388,0348,0746,3840,0284,0317,2260/V1----,-----,0072,06484,00041,241,325/X1----,-----,0065,06484,00041,240,349/S20386,0347,0740,3630,0232,0297,2235/T20381,0347,0739,3760,0228,0295,2235/V2----,-----,0072,06531,00041,245,357/X2----,-----,0066,06531,00041,245,378/S30384,0345,0737,3610,0128,0277,2215/T30379,0345,0737,3740,0124,0277,2220/V3----,-----,0071,06578,00041,245,362/X3----,-----,0065,06578,00041,245,376/S40388,0344,0744,3630,0135,0287,2210/T40384,0344,0744,3760,0126,0287,2215/V4----,-----,0078,06625,00041,241,345/X4----,-----,0071,06625,00041,241,363/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490901,"usec":507368},"freq":136975000,"burst_len_octets":931,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.568367,"noise_level":-24.223988,"freq_skew":-0.758401,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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","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":25,"ack":10,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490902,"usec":254867},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704185,"noise_level":-24.779318,"freq_skew":-0.516849,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":45020,"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":[139,114,221,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490902,"usec":260417},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.007517,"noise_level":-25.304649,"freq_skew":2.952145,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490903,"usec":18110},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.114272,"noise_level":-25.067940,"freq_skew":0.843379,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784490903,"usec":18359},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557493,"noise_level":-25.067940,"freq_skew":-0.855687,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490903,"usec":22524},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050531,"noise_level":-24.944286,"freq_skew":0.342653,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":1784490903,"usec":22524},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.050531,"noise_level":-24.944286,"freq_skew":0.342653,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":68,"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":29658,"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":[109,127,106,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490905,"usec":311290},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704798,"noise_level":-23.809326,"freq_skew":-0.555398,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784490906,"usec":833109},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.919634,"noise_level":-23.236094,"freq_skew":-2.179176,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490906,"usec":836750},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763694,"noise_level":-23.123362,"freq_skew":0.680949,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484C59","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"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":1784490907,"usec":588286},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528339,"noise_level":-22.914333,"freq_skew":0.288794,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490908,"usec":359283},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780694,"noise_level":-23.404926,"freq_skew":1.871644,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490913,"usec":696759},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641289,"noise_level":-22.069132,"freq_skew":-0.261370,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490913,"usec":697275},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484149,"noise_level":-22.954653,"freq_skew":-0.043176,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":66,"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":45068,"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":[182,250,216,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490914,"usec":458894},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642059,"noise_level":-23.395491,"freq_skew":-0.051225,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490914,"usec":458894},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.642059,"noise_level":-23.395491,"freq_skew":-0.051225,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":364,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":17,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490915,"usec":206096},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831316,"noise_level":-23.270031,"freq_skew":0.848226,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","type":"Aircraft"},"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":254,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490915,"usec":207526},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571560,"noise_level":-23.463785,"freq_skew":-0.592884,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":451,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[185,31,105,114]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45054,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[238,162,202,68]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":55,"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":1784490915,"usec":209514},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.409797,"noise_level":-24.341299,"freq_skew":0.757857,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":9632,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[80,111,186,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490915,"usec":213620},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543387,"noise_level":-24.284214,"freq_skew":2.044312,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490915,"usec":213620},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.543387,"noise_level":-24.284214,"freq_skew":2.044312,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":797,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45086,"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":[73,170,152,175]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490915,"usec":216513},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874310,"noise_level":-24.190834,"freq_skew":0.055979,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490915,"usec":974179},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847387,"noise_level":-24.051237,"freq_skew":-1.599236,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490915,"usec":979951},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551020,"noise_level":-23.913851,"freq_skew":0.976567,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784490915,"usec":981622},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968979,"noise_level":-23.859501,"freq_skew":-0.680214,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490915,"usec":982231},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545023,"noise_level":-23.845963,"freq_skew":1.737831,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":42.100002,"lon":-2.000000},"alt":36000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490916,"usec":733968},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058792,"noise_level":-23.783852,"freq_skew":-0.406071,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490917,"usec":493969},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584829,"noise_level":-23.480368,"freq_skew":1.645410,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"22040645","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,82,65,0,72,65,165,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490917,"usec":499636},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975210,"noise_level":-23.300701,"freq_skew":0.935490,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":25094,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":73,"credit":15,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[174,253,217,251]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490917,"usec":501413},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472510,"noise_level":-23.288010,"freq_skew":1.414021,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HZN","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"HV093Q","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490917,"usec":503921},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757872,"noise_level":-23.237423,"freq_skew":1.951315,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":798,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29646,"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":[156,1,99,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490918,"usec":265033},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507271,"noise_level":-23.639029,"freq_skew":1.098117,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490918,"usec":266364},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871541,"noise_level":-23.625832,"freq_skew":0.834671,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784490919,"usec":27796},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452127,"noise_level":-23.398993,"freq_skew":-0.653543,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45054,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[9,92,80,233]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":55,"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":1784490919,"usec":29459},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975303,"noise_level":-23.347759,"freq_skew":1.527060,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490919,"usec":777263},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477079,"noise_level":-23.835331,"freq_skew":-0.632478,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":42.500000,"lon":-2.900000},"alt":19000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490919,"usec":779869},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786234,"noise_level":-23.760550,"freq_skew":-0.689364,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490919,"usec":783169},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550412,"noise_level":-23.627651,"freq_skew":-0.825592,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDG","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"VY29EB","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490919,"usec":783169},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.550412,"noise_level":-23.627651,"freq_skew":-0.825592,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022325","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,213,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490920,"usec":544863},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903773,"noise_level":-23.496754,"freq_skew":1.060668,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490921,"usec":310794},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723304,"noise_level":-23.127941,"freq_skew":-0.694064,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490922,"usec":65176},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407136,"noise_level":-22.902393,"freq_skew":-0.611557,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45054,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[9,92,80,233]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":55,"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":1784490922,"usec":834391},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506284,"noise_level":-23.445816,"freq_skew":-0.724382,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490923,"usec":595934},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628930,"noise_level":-24.239346,"freq_skew":-0.564704,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784490924,"usec":358147},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322893,"noise_level":-24.762981,"freq_skew":-0.563388,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":453,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[15,235,155,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490925,"usec":116706},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597016,"noise_level":-24.467459,"freq_skew":-0.453914,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"16","blk_id":"9","ack":"!","flight":"QR057H","msg_num":"M78","msg_num_seq":"A","msg_text":"EPOPO  ,N 41.581,W 7.127,39011,493,0241,094\\TS195441,190726"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490925,"usec":121783},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910132,"noise_level":-24.365408,"freq_skew":2.192764,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":893,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[16,40,171,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490925,"usec":879961},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585394,"noise_level":-24.171768,"freq_skew":0.797534,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":1784490925,"usec":880152},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795108,"noise_level":-24.171768,"freq_skew":-1.675420,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490926,"usec":648325},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621839,"noise_level":-24.640253,"freq_skew":-0.208324,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"KJFK"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-7.000000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490926,"usec":650073},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532823,"noise_level":-24.581177,"freq_skew":0.646081,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490927,"usec":395516},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608321,"noise_level":-24.478750,"freq_skew":-0.242835,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"16","blk_id":"9","ack":"!","flight":"QR057H","msg_num":"M78","msg_num_seq":"A","msg_text":"EPOPO  ,N 41.581,W 7.127,39011,493,0241,094\\TS195441,190726"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490927,"usec":396662},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767589,"noise_level":-24.435219,"freq_skew":-0.256080,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"01520351","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,81,84,82,0,6,160,233,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490927,"usec":402060},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864350,"noise_level":-25.045456,"freq_skew":0.755915,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":"01520351","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490928,"usec":922349},"freq":136975000,"burst_len_octets":25,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800808,"noise_level":-24.547604,"freq_skew":-0.288333,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490928,"usec":922349},"freq":136975000,"burst_len_octets":25,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.800808,"noise_level":-24.547604,"freq_skew":-0.288333,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490929,"usec":695493},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838261,"noise_level":-24.021366,"freq_skew":0.148951,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490931,"usec":212707},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.886789,"noise_level":-23.344610,"freq_skew":0.823957,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490931,"usec":212707},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-4.886789,"noise_level":-23.344610,"freq_skew":0.823957,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-AMJ","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490931,"usec":979762},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119606,"noise_level":-22.982071,"freq_skew":0.855211,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":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":25106,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14,"credit":15,"rseq":4,"variable_part_params":[{"name":"checksum","value":[14,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490931,"usec":980369},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.276693,"noise_level":-23.134069,"freq_skew":-0.360128,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490932,"usec":732842},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659083,"noise_level":-22.900494,"freq_skew":-1.609232,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784490933,"usec":499604},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715891,"noise_level":-22.579018,"freq_skew":0.817170,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":1784490934,"usec":268737},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854818,"noise_level":-22.258842,"freq_skew":1.989694,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"V706QH","msg_num":"M04","msg_num_seq":"A","msg_text":"195533,37991,2110, 118,N 40.235 W  6.808"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490935,"usec":21823},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757897,"noise_level":-22.888374,"freq_skew":0.995009,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490935,"usec":778706},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600025,"noise_level":-22.637661,"freq_skew":2.082121,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784490936,"usec":550105},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568305,"noise_level":-22.980930,"freq_skew":-1.523614,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784490936,"usec":552736},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571474,"noise_level":-23.371923,"freq_skew":0.959493,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":1784490937,"usec":310497},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989173,"noise_level":-23.276924,"freq_skew":-0.136303,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-AXC","mode":"2","label":"_d","blk_id":"8","ack":"V","flight":"KL098E","msg_num":"S83","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490938,"usec":69179},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550333,"noise_level":-24.349133,"freq_skew":-0.032708,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-AXC","mode":"2","label":"_d","blk_id":"9","ack":"W","flight":"KL098E","msg_num":"S84","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490940,"usec":360060},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.533019,"noise_level":-23.310314,"freq_skew":3.139403,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":50.000000,"flags":192,"pdu_id":9365,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784490941,"usec":114094},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.548144,"noise_level":-23.034981,"freq_skew":3.009961,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":39.100002,"lon":-7.300000},"alt":34000}},{"name":"alternate_ground_stations","value":["29DA25","2A3D45"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490941,"usec":882528},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.359805,"noise_level":-22.661251,"freq_skew":-2.057662,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"UX9165","msg_num":"C44","msg_num_seq":"D","sublabel":"CF","msg_text":"09  \r\nMSG 3818336 A 1806 19JUL26 ES H PL\r\nDB 38 WW OPS (1)\r\nDB 38 WW OPS (2)\r\nFRC 662 662  \r\nMSG 2153131 L 1806 19JUL26 ES M PL\r\nDB 21 ICS CRU OPS (1)\r\nFRC 3001  \r\nMSG 4202670 A 1806 19JUL26 ES H PL\r\nDB 42 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490942,"usec":638589},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.016234,"noise_level":-22.732866,"freq_skew":2.856211,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSB","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"HV037B","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490944,"usec":166755},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810467,"noise_level":-22.399376,"freq_skew":1.716314,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1449,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[18,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490944,"usec":923808},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382272,"noise_level":-22.240543,"freq_skew":0.928800,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490944,"usec":928111},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.005061,"noise_level":-22.940079,"freq_skew":-2.188788,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UX9165","msg_num":"C44","msg_num_seq":"E","sublabel":"CF","msg_text":"GPM_GENERAL OPS (RIGHT 4)\r\nDB 42 GPM_GENERAL OPS (LEFT 1)\r\nFRC 2670 2670  \r\nMSG 2172451 L 1806 19JUL26 ES M PL\r\nDB FORWARD ZONAL DRYER\r\nFRC 203  \r\nMSG 3312113 A 1806 19JUL26 ES H PL\r\nDB CLASS 05 - DOOR 3 LH"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490947,"usec":211342},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024728,"noise_level":-22.109673,"freq_skew":0.929396,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490947,"usec":975878},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.693314,"noise_level":-22.034733,"freq_skew":3.021748,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490947,"usec":976712},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.268884,"noise_level":-22.012804,"freq_skew":-2.284885,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX9165","msg_num":"C44","msg_num_seq":"F","sublabel":"CF","msg_text":" PRIME WELS CONTROL UNIT\r\nFRC 3340  \r\nMSG 3312111 A 1806 19JUL26 ES H PL\r\nDB CLASS 04 - DOOR 2 RH FWD PRIME WELS CONTROL \r\nFRC 2828  \r\nMSG 2171212 L 1806 19JUL26 ES H PL\r\nDB AFT ZONAL DRYER\r\nFRC 101  \r\nMSG "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490949,"usec":501845},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872712,"noise_level":-22.453468,"freq_skew":1.721304,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1450,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[200,195]},{"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":1784490949,"usec":506605},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.119760,"noise_level":-23.150454,"freq_skew":2.819542,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":50.000000,"flags":192,"pdu_id":9365,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29617,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[121,127]},{"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":1784490950,"usec":263017},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.596241,"noise_level":-22.904863,"freq_skew":-3.254594,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490951,"usec":21191},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854130,"noise_level":-23.436409,"freq_skew":-3.393787,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490951,"usec":27062},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.054687,"noise_level":-23.232399,"freq_skew":-2.144477,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX9165","msg_num":"C44","msg_num_seq":"G","sublabel":"CF","msg_text":"2171122 L 1806 19JUL26 ES H PL\r\nDB AFT ZONAL DRYER\r\nFRC 107  \r\nEOR\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490952,"usec":543535},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654263,"noise_level":-22.824526,"freq_skew":0.127323,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784490954,"usec":81188},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933948,"noise_level":-22.604788,"freq_skew":-2.034665,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX9165","msg_num":"D73","msg_num_seq":"A","sublabel":"DF","msg_text":"<340>KER\r\n8  EC-NVZAEA9165   ER 109190726184748GCLPLEMD 2450 14\r\n 30923 -13166 37996-1611AEA3BACMFA006\r\n270 206 -483  602912   60   6011\r\n2007600000\r\n20........    )\r\n 0 713 151  632\r\n 0 706 160 2869\r\n2 81 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490955,"usec":593045},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.163193,"noise_level":-22.136948,"freq_skew":-0.805648,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEST"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490955,"usec":595714},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605682,"noise_level":-23.320004,"freq_skew":0.640021,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490956,"usec":354841},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.556942,"noise_level":-23.158834,"freq_skew":-0.826651,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15050731","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,81,217,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490957,"usec":112860},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840508,"noise_level":-24.568432,"freq_skew":0.917856,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","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":"15050731","called_addr":"1116900402899","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":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490957,"usec":118458},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.742833,"noise_level":-24.647665,"freq_skew":-0.969579,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJP","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"YW1137","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490958,"usec":637685},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.570599,"noise_level":-25.216732,"freq_skew":-0.934349,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490960,"usec":928363},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784037,"noise_level":-25.024023,"freq_skew":-0.272566,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":722,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490960,"usec":931473},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927822,"noise_level":-25.226280,"freq_skew":1.033316,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490961,"usec":690680},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.343055,"noise_level":-24.976252,"freq_skew":-0.805282,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJP","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"YW1137","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490961,"usec":692392},"freq":136975000,"burst_len_octets":26,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875727,"noise_level":-25.962126,"freq_skew":0.737481,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","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":1784490961,"usec":692392},"freq":136975000,"burst_len_octets":26,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.875727,"noise_level":-25.962126,"freq_skew":0.737481,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":1784490961,"usec":693777},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683458,"noise_level":-25.876274,"freq_skew":0.978082,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJP","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490961,"usec":702483},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.206737,"noise_level":-25.808199,"freq_skew":-0.551934,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490963,"usec":212025},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.372098,"noise_level":-25.266048,"freq_skew":-1.066405,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490963,"usec":218167},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.983018,"noise_level":-26.091063,"freq_skew":0.022917,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784490963,"usec":976173},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.968371,"noise_level":-25.547966,"freq_skew":-2.349575,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX9165","msg_num":"D73","msg_num_seq":"D","sublabel":"DF","msg_text":".\r\nER 413 145  766 9700\r\n......................\r\nER  0 212XXXX  1  0  1\r\n200  25  26  25  2511 810101\r\n  00  57XXXX\r\n 0 388 145 1076\r\n20 012  93  948\r\n0  27  29\r\n1 21  29 320) 320) 310)  191 82 7  76\r\n1 21 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490966,"usec":261896},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.122123,"noise_level":-24.576496,"freq_skew":-2.338769,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784490967,"usec":779765},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724953,"noise_level":-24.159946,"freq_skew":0.216165,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":504,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[27,137,139,158]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490967,"usec":785108},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":1,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.179418,"noise_level":-23.883932,"freq_skew":-2.172705,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX9165","msg_num":"D73","msg_num_seq":"D","sublabel":"DF","msg_text":".\r\nER 413 145  766 9700\r\n......................\r\nER  0 212XXXX  1  0  1\r\n200  25  26  25  2511 810101\r\n  00  57XXXX\r\n 0 388 145 1076\r\n20 012  93  948\r\n0  27  29\r\n1 21  29 320) 320) 310)  191 82 7  76\r\n1 21 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490971,"usec":598694},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785866,"noise_level":-22.727928,"freq_skew":2.965701,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490974,"usec":635707},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738481,"noise_level":-22.191959,"freq_skew":-2.296130,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UX9165","msg_num":"D73","msg_num_seq":"F","sublabel":"DF","msg_text":" 9411178910  320  270    00\r\n002100200020"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490975,"usec":400156},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.083989,"noise_level":-22.264374,"freq_skew":0.737648,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":9721,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[123,226,33,211]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490975,"usec":401623},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823966,"noise_level":-22.208191,"freq_skew":2.046646,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":894,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[91,65,214,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490976,"usec":167021},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.158510,"noise_level":-23.111248,"freq_skew":0.959990,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":1784490976,"usec":929715},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752300,"noise_level":-23.363390,"freq_skew":0.866754,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490977,"usec":684679},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403796,"noise_level":-23.049299,"freq_skew":2.101822,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490978,"usec":447600},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.473793,"noise_level":-23.046896,"freq_skew":-2.263843,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490983,"usec":790379},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751746,"noise_level":-22.254286,"freq_skew":-0.570463,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490985,"usec":310450},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309631,"noise_level":-21.725977,"freq_skew":-2.012374,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784490986,"usec":77936},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.236932,"noise_level":-22.338181,"freq_skew":-2.311458,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":38.799999,"lon":-5.300000},"alt":35000}},{"name":"alternate_ground_stations","value":["29DA25","23CB05","2B3185","233D25","23A445"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490986,"usec":839489},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989915,"noise_level":-22.155323,"freq_skew":-2.338692,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15071510","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,65,69,65,0,52,115,72,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490988,"usec":354949},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.195822,"noise_level":-22.155638,"freq_skew":-2.269512,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490988,"usec":357713},"freq":136975000,"burst_len_octets":58,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726418,"noise_level":-22.611416,"freq_skew":0.969791,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"H1","blk_id":"M","ack":"!","sublabel":"MD","msg_text":"REQPOS,DT.PR.RPC8E5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490989,"usec":117084},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685665,"noise_level":-23.290516,"freq_skew":2.128019,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"_d","blk_id":"6","ack":"M","flight":"V706QH","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490989,"usec":125489},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.906573,"noise_level":-23.065105,"freq_skew":-2.172244,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UX9165","msg_num":"D74","msg_num_seq":"A","sublabel":"DF","msg_text":"<301>JER8  14\r\n EC-NVZAEA9165   TA 109190726181045GCLPLEMD  227\r\n 27933 -153893023181AEA3BACMFA006\r\nTA0048 1 1 020 0 7 0116717\r\nER 1 1 0 0 0 8 01\r\nTA0048 1 1 020 0 7 0116717\r\nER 1 1 0 0 0 8 01\r\nTA    50  29"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490991,"usec":407155},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682049,"noise_level":-22.956280,"freq_skew":2.021889,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"_d","blk_id":"6","ack":"M","flight":"V706QH","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490992,"usec":157991},"freq":136975000,"burst_len_octets":413,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802522,"noise_level":-22.949409,"freq_skew":1.942677,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"V706QH","msg_num":"F12","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40204W006380,EVURA,195629,380,BARDI,195859,ZMR,M52,23955,118/DTLFRB,07R,68,211000,/PR1273,321,380,118,,0,50,,M57,40,,,P52,P7,36090,4,1155,330/RP:DA:LPFR:AA:LFRB:R:28O(07R):D:EVUR3V:AP:RNV07R.RB502..BARDI,N40350W006181..ZMR,N41318W005384..VETAN,N41577W005430..OMESI,N42166W005463..VES,N43334W006004..LOTEE,N44395W005502..QPR,N47574W004111/RA:DA:LFRB:AA:LFRND4F2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490992,"usec":158364},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821793,"noise_level":-23.779219,"freq_skew":0.903130,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","type":"Aircraft"},"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":254,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490992,"usec":164282},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.174953,"noise_level":-23.619642,"freq_skew":0.825607,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784490992,"usec":167858},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.113596,"noise_level":-23.974377,"freq_skew":-2.139732,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX9165","msg_num":"D74","msg_num_seq":"B","sublabel":"DF","msg_text":"210) 3)1011  292    8600\r\nER 37996 -161847270 206 -483  602900\r\nTA 58 1924194    010107 91 33 33\r\nER 79 78365863639311107107 33 33\r\nTA 63 1924991    010107 89 84 84\r\nER 91 87377683758311107107 84 84\r\nTA 98 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490992,"usec":923627},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.388725,"noise_level":-24.381687,"freq_skew":-0.689657,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":683,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490994,"usec":459183},"freq":136975000,"burst_len_octets":413,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811121,"noise_level":-23.506651,"freq_skew":2.060925,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"V706QH","msg_num":"F12","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40204W006380,EVURA,195629,380,BARDI,195859,ZMR,M52,23955,118/DTLFRB,07R,68,211000,/PR1273,321,380,118,,0,50,,M57,40,,,P52,P7,36090,4,1155,330/RP:DA:LPFR:AA:LFRB:R:28O(07R):D:EVUR3V:AP:RNV07R.RB502..BARDI,N40350W006181..ZMR,N41318W005384..VETAN,N41577W005430..OMESI,N42166W005463..VES,N43334W006004..LOTEE,N44395W005502..QPR,N47574W004111/RA:DA:LFRB:AA:LFRND4F2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490995,"usec":204678},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.183624,"noise_level":-23.506651,"freq_skew":-0.547852,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490995,"usec":207759},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.143319,"noise_level":-23.364746,"freq_skew":-0.661878,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15102012","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,132,10,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490995,"usec":207759},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-5.143319,"noise_level":-23.364746,"freq_skew":-0.661878,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OPA","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"UX1142","msg_num":"S74","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490995,"usec":211736},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.140801,"noise_level":-23.313715,"freq_skew":1.004762,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490995,"usec":214081},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660375,"noise_level":-23.934692,"freq_skew":0.794265,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","type":"Aircraft"},"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":254,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490995,"usec":973187},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.161776,"noise_level":-23.866644,"freq_skew":-2.204101,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX9165","msg_num":"D74","msg_num_seq":"C","sublabel":"DF","msg_text":" 0  0 98  0  0100  0\r\nER 32 33  2  2  0  0 34 26\r\nTA 98  2  2100  0  0 90  0\r\nER 32 32  2  2  0  0 23 20\r\nTA  47   0  86  49145146240146\r\nER  25  24 138 137 45 45167169\r\nTA  48   0  89  47145146246147\r\nER  "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490995,"usec":988232},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467245,"noise_level":-23.587990,"freq_skew":0.660849,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"GMMX"},{"name":"ac_location","value":{"loc":{"lat":42.100002,"lon":-1.800000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490996,"usec":733800},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080685,"noise_level":-23.574871,"freq_skew":-1.563592,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490996,"usec":733901},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916398,"noise_level":-23.561771,"freq_skew":1.857399,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490996,"usec":736270},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943224,"noise_level":-23.470629,"freq_skew":-0.765877,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490996,"usec":738887},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695030,"noise_level":-23.431856,"freq_skew":0.618741,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-FBG","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"FB05GA","msg_num":"S76","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490996,"usec":738887},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.695030,"noise_level":-23.431856,"freq_skew":0.618741,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21220252","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,76,90,66,0,69,32,170,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490997,"usec":492904},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.003053,"noise_level":-23.540163,"freq_skew":-0.706511,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":683,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490997,"usec":500840},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830935,"noise_level":-23.397715,"freq_skew":0.721056,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-FBG","mode":"2","label":"SA","blk_id":"9","ack":"!","flight":"FB05GA","msg_num":"S77","msg_num_seq":"A","msg_text":"0EV195634V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":56,"sec":34}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490997,"usec":501274},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740767,"noise_level":-23.397715,"freq_skew":-1.931080,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":93,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490999,"usec":20543},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777982,"noise_level":-23.807503,"freq_skew":0.720166,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784490999,"usec":21246},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983911,"noise_level":-23.780613,"freq_skew":-2.405604,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX9165","msg_num":"D74","msg_num_seq":"D","sublabel":"DF","msg_text":"28  29 145 147 43 44174178\r\nTA 59   50  82  29   3   8 51 16 26  2  2\r\nER 57   60  39  -9  13   5 47 98 99 62 98\r\nTA 59   50  89  30   3   5 47 15 24  2  2\r\nER 53   60  62  -6  23  13 52 55 99 62 98\r\nTA  2 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491001,"usec":309094},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802755,"noise_level":-22.756199,"freq_skew":0.934229,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491001,"usec":314057},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869080,"noise_level":-22.625954,"freq_skew":0.326527,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HBK","mode":"2","label":"_d","blk_id":"1","ack":"G","flight":"HV087Y","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491002,"usec":71255},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.042068,"noise_level":-22.451437,"freq_skew":-2.215794,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX9165","msg_num":"D74","msg_num_seq":"E","sublabel":"DF","msg_text":" 2 981026118371  39  0 563  0 98 98 90\r\nER 57 77  0 8502 9426  27  0 565  0 79 52 90\r\nTA  2  2 981041019085  42  0 568  0102 98 90\r\nER 60 80  0 687010489  26  0 568  0 79 66 90\r\n  22  21   5  2  21  21   9 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491002,"usec":75562},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.065580,"noise_level":-22.526808,"freq_skew":-0.390423,"avlc":{"src":{"addr":"34840A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":683,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491002,"usec":836003},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.196701,"noise_level":-22.229855,"freq_skew":0.725243,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34840A","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":1784491005,"usec":116190},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.094909,"noise_level":-21.456856,"freq_skew":-2.335470,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX9165","msg_num":"D74","msg_num_seq":"F","sublabel":"DF","msg_text":"18\r\n   6  1  12  2\r\n  23  22  2701  22  22  2501\r\n  23  22   8 10  22  22  15 25\r\n  25  23  1601  24  23  1301\r\n  25  23   8  1  23  23   9  2\r\n  25  23  10  1  23  23  12 25\r\n   9  16\r\n  26  23   9  2  25 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491005,"usec":118613},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699859,"noise_level":-21.415863,"freq_skew":0.916255,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXB","mode":"2","label":"_d","blk_id":"3","ack":"E","flight":"HV011T","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491008,"usec":168996},"freq":136975000,"burst_len_octets":126,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.034929,"noise_level":-21.158485,"freq_skew":-2.151500,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX9165","msg_num":"D74","msg_num_seq":"G","sublabel":"DF","msg_text":"<301>JER8  14\r\n EC-NVZAEA9165   TA 109190726181045GCLPLEMD  227\r\n 27933 -153893023181AEA3BACMFA006\r\nTA0048 1 1 020 0 7 0116717\r\nER 1 1 0 0 0 8 01\r\nTA0048 1 1 020 0 7 0116717\r\nER 1 1 0 0 0 8 01\r\nTA    50  29210) 3)1011  292    8600\r\nER 37996 -161847270 206 -483  602900\r\nTA 58 1924194    010107 91 33 33\r\nER 79 78365863639311107107 33 33\r\nTA 63 1924991    010107 89 84 84\r\nER 91 87377683758311107107 84 84\r\nTA 98  0  0 98  0  0100  0\r\nER 32 33  2  2  0  0 34 26\r\nTA 98  2  2100  0  0 90  0\r\nER 32 32  2  2  0  0 23 20\r\nTA  47   0  86  49145146240146\r\nER  25  24 138 137 45 45167169\r\nTA  48   0  89  47145146246147\r\nER  28  29 145 147 43 44174178\r\nTA 59   50  82  29   3   8 51 16 26  2  2\r\nER 57   60  39  -9  13   5 47 98 99 62 98\r\nTA 59   50  89  30   3   5 47 15 24  2  2\r\nER 53   60  62  -6  23  13 52 55 99 62 98\r\nTA  2  2 981026118371  39  0 563  0 98 98 90\r\nER 57 77  0 8502 9426  27  0 565  0 79 52 90\r\nTA  2  2 981041019085  42  0 568  0102 98 90\r\nER 60 80  0 687010489  26  0 568  0 79 66 90\r\n  22  21   5  2  21  21   9 18\r\n   6  1  12  2\r\n  23  22  2701  22  22  2501\r\n  23  22   8 10  22  22  15 25\r\n  25  23  1601  24  23  1301\r\n  25  23   8  1  23  23   9  2\r\n  25  23  10  1  23  23  12 25\r\n   9  16\r\n  26  23   9  2  25  23   9  1\r\n  10  10\r\nTA22  4  32222\r\nER22  4  32222\r\nTA221     0\r\nER221     0"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491008,"usec":170031},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865859,"noise_level":-21.128759,"freq_skew":1.000059,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":25183,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":73,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[3,9,210,185]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":56,"sec":47}},"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":1784491008,"usec":926341},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593796,"noise_level":-21.477295,"freq_skew":1.896739,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":799,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29646,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[1,45,110,246]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29646,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[6,111,238,187]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":56,"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":1784491008,"usec":930192},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803977,"noise_level":-22.745682,"freq_skew":0.714854,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":25184,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":73,"credit":15,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[4,202,12,166]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491009,"usec":690570},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044719,"noise_level":-23.194027,"freq_skew":1.969201,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491010,"usec":454756},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860479,"noise_level":-23.045593,"freq_skew":1.691824,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HZN","mode":"2","label":"_d","blk_id":"7","ack":"T","flight":"HV093Q","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491011,"usec":218159},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667653,"noise_level":-22.805643,"freq_skew":0.865441,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491011,"usec":976971},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702298,"noise_level":-23.229675,"freq_skew":0.131007,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491011,"usec":977028},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.356876,"noise_level":-23.229675,"freq_skew":-2.203726,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491012,"usec":747047},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.002900,"noise_level":-22.692327,"freq_skew":2.052175,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":800,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29646,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[233,243,48,36]}]}],"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":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":56,"sec":52}},"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":1784491012,"usec":748448},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927220,"noise_level":-22.692327,"freq_skew":1.603596,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491013,"usec":502279},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575939,"noise_level":-23.423046,"freq_skew":1.879690,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":801,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45086,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[251,113,9,88]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":56,"sec":52}},"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":1784491013,"usec":502890},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.524122,"noise_level":-23.883038,"freq_skew":0.971739,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":25189,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":73,"credit":15,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[89,151,62,81]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491013,"usec":504756},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726044,"noise_level":-23.815392,"freq_skew":0.885878,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":25190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":29646,"dst_ref":73,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[134,244,195,119]}],"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":1784491013,"usec":506874},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020904,"noise_level":-23.988665,"freq_skew":0.789489,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":9812,"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":[165,60,236,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491014,"usec":258114},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631965,"noise_level":-24.016478,"freq_skew":2.045880,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491014,"usec":258114},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.631965,"noise_level":-24.016478,"freq_skew":2.045880,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":802,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":73,"dst_ref":29646,"variable_part_params":[{"name":"atn_checksum","value":[88,39,229,147]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491014,"usec":260673},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953574,"noise_level":-24.363220,"freq_skew":0.950532,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":9813,"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":[59,120,16,129]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":56,"sec":53}},"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":1784491014,"usec":263564},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596559,"noise_level":-24.277517,"freq_skew":1.924706,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491014,"usec":263564},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.596559,"noise_level":-24.277517,"freq_skew":1.924706,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":803,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45086,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[173,74,7,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491015,"usec":21785},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.196589,"noise_level":-23.929256,"freq_skew":0.811931,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784491017,"usec":306648},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605801,"noise_level":-23.305836,"freq_skew":0.113431,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":505,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"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":[232,22,1,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491019,"usec":590650},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917526,"noise_level":-23.487995,"freq_skew":0.683494,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491020,"usec":353322},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657803,"noise_level":-23.573263,"freq_skew":0.172335,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":506,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491021,"usec":117205},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695827,"noise_level":-23.201258,"freq_skew":0.052381,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491021,"usec":117940},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760510,"noise_level":-23.949032,"freq_skew":0.870133,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491021,"usec":879306},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630584,"noise_level":-23.626629,"freq_skew":-0.409016,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491022,"usec":650904},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049992,"noise_level":-23.077320,"freq_skew":0.961598,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491023,"usec":398738},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069833,"noise_level":-22.991096,"freq_skew":-2.316723,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX9165","msg_num":"D75","msg_num_seq":"A","sublabel":"DF","msg_text":"<310>JER\r\n8  EC-NVZAEA9165   GCLPLEMD190726181719 109TO341824 14\r\n    261247192  271 27924 -15388  203AEA3BACMFA006  621\r\nMETRIC\r\n 10009  270 6961383182239\r\n    0    0  350  365 0 0\r\n    0    0  330  330 0 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491024,"usec":167502},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448921,"noise_level":-22.689957,"freq_skew":1.503473,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":9404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[23,32]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491024,"usec":167728},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633015,"noise_level":-23.398575,"freq_skew":0.943937,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":2022,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[23,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491024,"usec":169458},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.251049,"noise_level":-23.334583,"freq_skew":0.899388,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":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":25203,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14,"credit":15,"rseq":4,"variable_part_params":[{"name":"checksum","value":[14,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491024,"usec":923297},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.111048,"noise_level":-23.021517,"freq_skew":-1.503178,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":3595,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784491024,"usec":926501},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090562,"noise_level":-22.960234,"freq_skew":0.171167,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491025,"usec":690061},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.300942,"noise_level":-23.013124,"freq_skew":0.292528,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784491025,"usec":691334},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.163677,"noise_level":-22.964111,"freq_skew":0.700216,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":1784491025,"usec":692390},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.519781,"noise_level":-22.927532,"freq_skew":0.176244,"avlc":{"src":{"addr":"471D6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491026,"usec":454794},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.035347,"noise_level":-22.735003,"freq_skew":-2.409069,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UX9165","msg_num":"D75","msg_num_seq":"B","sublabel":"DF","msg_text":"0\r\n  1663  1671  17  26\r\n  1665  1664  17  26\r\n  158  238  259  261\r\n -12700007FF6747752A00A0000C0FB0040020001140C32\r\n -1270040FFFE7B776CA01B0000C0D400C0420201140C88\r\n -12700007FFA8C775DA00A0000C07300400200"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491026,"usec":456196},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536724,"noise_level":-22.699373,"freq_skew":0.933149,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1970,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[213,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491028,"usec":735710},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.286286,"noise_level":-22.597710,"freq_skew":1.598824,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":9405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,191]},{"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":1784491028,"usec":742887},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471545,"noise_level":-22.435244,"freq_skew":1.051666,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2023,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,242]},{"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":1784491029,"usec":498762},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.010744,"noise_level":-23.290312,"freq_skew":-2.189481,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"UX9165","msg_num":"D75","msg_num_seq":"C","sublabel":"DF","msg_text":"01140C32\r\n   262940FFFA4F7731A01A0000C07720C0420301140CB7\r\n0050000001140C64000000000002000000\r\n0074000001140C51000000000002000000\r\n0050000001140C64000000000002000000\r\n0074000001140C51000000000002000000\r\n   "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491029,"usec":499485},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.304197,"noise_level":-23.277636,"freq_skew":-3.322562,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491030,"usec":255575},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665281,"noise_level":-23.027901,"freq_skew":0.399366,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":871,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491031,"usec":22867},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618955,"noise_level":-23.089108,"freq_skew":0.992865,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1971,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[152,229]},{"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":1784491031,"usec":25731},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.025185,"noise_level":-22.990503,"freq_skew":3.135338,"avlc":{"src":{"addr":"484C59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491034,"usec":822524},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363503,"noise_level":-21.813843,"freq_skew":-0.385578,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45068,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[137,140,37,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491034,"usec":826883},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967832,"noise_level":-22.390001,"freq_skew":0.974985,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491035,"usec":592144},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404668,"noise_level":-23.015865,"freq_skew":-1.912237,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":94,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[135,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491035,"usec":594803},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.391516,"noise_level":-22.930248,"freq_skew":1.948257,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491035,"usec":594982},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.085291,"noise_level":-23.514477,"freq_skew":-2.144839,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX9165","msg_num":"D75","msg_num_seq":"E","sublabel":"DF","msg_text":"\n -1270040FFFEB46593A01B0000C05F00C0430201140C4A\r\n -12700007FF6036593A00A0000C07D0040030001140CF0\r\n   264540FFFAEE6564A0190000C01120C0430301140C75\r\n0050000001140C64000000000002000000\r\n0074000001140C51000000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491037,"usec":885745},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419137,"noise_level":-22.519272,"freq_skew":0.207442,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":872,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[108,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491039,"usec":411577},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825725,"noise_level":-22.762627,"freq_skew":0.091533,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":873,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[47,109]},{"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":1784491040,"usec":922795},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.232837,"noise_level":-22.601307,"freq_skew":-2.212477,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":95,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[86,73]},{"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":1784491041,"usec":685764},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933927,"noise_level":-22.268833,"freq_skew":0.735278,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":673,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45039,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[50,31,106,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491043,"usec":977823},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572719,"noise_level":-22.285770,"freq_skew":-0.706727,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":454,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45054,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[15,235,155,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491045,"usec":502853},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.025716,"noise_level":-22.542862,"freq_skew":-1.727824,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491046,"usec":260651},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.135438,"noise_level":-22.695633,"freq_skew":-2.203578,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX9165","msg_num":"D75","msg_num_seq":"G","sublabel":"DF","msg_text":"040  6040  15  22\r\n  137  210  215  218\r\n -12700007FF23B6574A0090000C00F0040030001140CF0\r\n -1270040FFF2F66577A01B0000C07800C0430201140C4A\r\n -12700007FF600658BA00A0000C0D10040030001140CF0\r\n   228440FFF65A655"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491046,"usec":266861},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.302232,"noise_level":-22.508123,"freq_skew":0.842199,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":1784491053,"usec":115089},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897068,"noise_level":-21.304543,"freq_skew":-2.426285,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491055,"usec":399472},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998656,"noise_level":-21.280062,"freq_skew":0.958056,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":38203,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":14,"ack":9,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491056,"usec":167450},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526918,"noise_level":-22.052521,"freq_skew":2.005531,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491056,"usec":932197},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562736,"noise_level":-23.378181,"freq_skew":0.382449,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-5.400000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491058,"usec":453665},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582627,"noise_level":-22.785387,"freq_skew":1.572302,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"AT801F","msg_num":"M81","msg_num_seq":"A","msg_text":"/LPPT.TI2/040LPPTA345A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491061,"usec":497766},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637853,"noise_level":-22.678589,"freq_skew":1.798248,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1451,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491062,"usec":258814},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876720,"noise_level":-22.826691,"freq_skew":1.798611,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491063,"usec":29227},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817720,"noise_level":-22.525410,"freq_skew":1.672708,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"_d","blk_id":"2","ack":"V","flight":"AT801F","msg_num":"S68","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491063,"usec":790129},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810901,"noise_level":-23.320791,"freq_skew":2.088719,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":895,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":13,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491063,"usec":790610},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723573,"noise_level":-23.308069,"freq_skew":1.904396,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"B9","blk_id":"3","ack":"!","flight":"AT801F","msg_num":"M82","msg_num_seq":"A","msg_text":"/GMMN.TI2/040GMMNA170E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491064,"usec":549871},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978709,"noise_level":-22.971443,"freq_skew":1.600575,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"_d","blk_id":"4","ack":"W","flight":"AT801F","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491064,"usec":552130},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584032,"noise_level":-22.898378,"freq_skew":0.184621,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-5.400000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491065,"usec":306367},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930429,"noise_level":-23.353586,"freq_skew":1.007075,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":9894,"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":[199,124,96,227]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":57,"sec":44}},"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":1784491066,"usec":829746},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762836,"noise_level":-22.807823,"freq_skew":2.037879,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":895,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":13,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491066,"usec":830814},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.373701,"noise_level":-22.771894,"freq_skew":0.933026,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":1784491067,"usec":585048},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883788,"noise_level":-23.138693,"freq_skew":1.849010,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491068,"usec":356276},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.685190,"noise_level":-24.204369,"freq_skew":0.983424,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":9894,"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":[199,124,96,227]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":57,"sec":44}},"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":1784491068,"usec":361591},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657254,"noise_level":-24.009256,"freq_skew":1.709034,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"_d","blk_id":"5","ack":"A","flight":"AT801F","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491069,"usec":118724},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935856,"noise_level":-23.899704,"freq_skew":2.078894,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491069,"usec":128569},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736338,"noise_level":-24.507385,"freq_skew":1.899713,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":804,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45086,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[3,23,57,142]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491069,"usec":875507},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.994847,"noise_level":-24.234421,"freq_skew":1.666891,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"_d","blk_id":"6","ack":"B","flight":"AT801F","msg_num":"S71","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491069,"usec":878698},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858518,"noise_level":-24.172241,"freq_skew":0.834087,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784491071,"usec":408347},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459943,"noise_level":-23.614788,"freq_skew":1.831175,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"_d","blk_id":"7","ack":"C","flight":"AT801F","msg_num":"S72","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491072,"usec":932526},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609918,"noise_level":-22.822395,"freq_skew":0.187558,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-5.400000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491074,"usec":453418},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.963848,"noise_level":-22.878765,"freq_skew":-0.735056,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784491075,"usec":206301},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.059486,"noise_level":-22.638737,"freq_skew":1.655594,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"_d","blk_id":"7","ack":"C","flight":"AT801F","msg_num":"S72","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491075,"usec":976247},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642293,"noise_level":-22.532867,"freq_skew":2.117589,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":43.799999,"lon":-3.600000},"alt":36000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491076,"usec":736928},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402995,"noise_level":-22.498791,"freq_skew":2.171537,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"22534041","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,78,83,90,0,74,184,33,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491077,"usec":493378},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589331,"noise_level":-23.267992,"freq_skew":2.047995,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-NAA","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"D85023","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491077,"usec":493833},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.107507,"noise_level":-23.255348,"freq_skew":-0.630154,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491078,"usec":265537},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659569,"noise_level":-22.910501,"freq_skew":0.185099,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":874,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[104,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491079,"usec":21979},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661991,"noise_level":-22.765987,"freq_skew":1.983390,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784491079,"usec":25022},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709424,"noise_level":-22.706474,"freq_skew":0.236630,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":875,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45010,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[69,144]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":57,"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":1784491080,"usec":540788},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607162,"noise_level":-22.422379,"freq_skew":1.915046,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491080,"usec":546336},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841113,"noise_level":-23.222851,"freq_skew":0.161474,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491080,"usec":549700},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407065,"noise_level":-23.122726,"freq_skew":0.126515,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-5.400000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491082,"usec":67730},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561778,"noise_level":-22.923798,"freq_skew":0.140780,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNN","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"SN02ET","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491082,"usec":73064},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479671,"noise_level":-22.912132,"freq_skew":0.025098,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146716","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,205,206,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491082,"usec":73872},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330549,"noise_level":-22.912132,"freq_skew":0.598399,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491082,"usec":830063},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619747,"noise_level":-22.921246,"freq_skew":-0.090390,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNN","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"SN02ET","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491082,"usec":831606},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755356,"noise_level":-24.170185,"freq_skew":-1.470336,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491082,"usec":840526},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.612926,"noise_level":-24.100273,"freq_skew":0.686074,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","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":1784491083,"usec":601716},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597605,"noise_level":-23.745533,"freq_skew":0.126711,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNN","mode":"2","label":"SA","blk_id":"3","ack":"!","flight":"SN02ET","msg_num":"S95","msg_num_seq":"A","msg_text":"0EV195759V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":57,"sec":59}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491083,"usec":602376},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.617453,"noise_level":-23.732174,"freq_skew":1.015727,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491084,"usec":355318},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635467,"noise_level":-23.652449,"freq_skew":-0.572986,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45068,"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":[182,250,216,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491084,"usec":356841},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612400,"noise_level":-24.075710,"freq_skew":-0.035090,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491085,"usec":113886},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.993467,"noise_level":-23.802320,"freq_skew":-1.486992,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491085,"usec":120385},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782560,"noise_level":-23.602781,"freq_skew":0.949956,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491086,"usec":651183},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705386,"noise_level":-23.379631,"freq_skew":0.102791,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNN","mode":"2","label":"SA","blk_id":"3","ack":"!","flight":"SN02ET","msg_num":"S95","msg_num_seq":"A","msg_text":"0EV195759V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":57,"sec":59}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491088,"usec":178119},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969660,"noise_level":-23.742172,"freq_skew":0.168383,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491088,"usec":921026},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384427,"noise_level":-23.688881,"freq_skew":0.979822,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491088,"usec":921725},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810533,"noise_level":-23.831881,"freq_skew":1.371311,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491090,"usec":445382},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.956724,"noise_level":-23.008051,"freq_skew":0.790408,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491091,"usec":218382},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021341,"noise_level":-22.941936,"freq_skew":0.092147,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491091,"usec":224591},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545085,"noise_level":-23.865891,"freq_skew":0.620854,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":45039,"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":[210,71,96,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491091,"usec":974161},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647323,"noise_level":-23.612082,"freq_skew":0.281188,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":876,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":15,"dst_ref":52909,"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":[241,160]},{"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":1784491091,"usec":978433},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956028,"noise_level":-23.507395,"freq_skew":0.267286,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491092,"usec":736519},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942294,"noise_level":-23.272709,"freq_skew":1.576181,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491093,"usec":505338},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376245,"noise_level":-23.976500,"freq_skew":0.261252,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491094,"usec":263633},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448241,"noise_level":-23.560991,"freq_skew":0.622141,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":45039,"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":[210,71,96,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491095,"usec":31463},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671070,"noise_level":-23.457603,"freq_skew":1.979056,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":896,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[16,40,171,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491095,"usec":775993},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.070069,"noise_level":-23.406027,"freq_skew":1.020891,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491095,"usec":789060},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589082,"noise_level":-23.127691,"freq_skew":2.192950,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491100,"usec":354786},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779375,"noise_level":-22.517059,"freq_skew":-2.157614,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491104,"usec":926581},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329650,"noise_level":-22.080875,"freq_skew":1.913626,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-NAA","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"D85023","msg_num":"F36","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNNSZ5023/DTLEMG,12O,62,211630,30BF96"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491108,"usec":744097},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021000,"noise_level":-21.634024,"freq_skew":2.168848,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491108,"usec":745507},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806768,"noise_level":-22.614452,"freq_skew":0.967490,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":2024,"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":1784491111,"usec":786578},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.073254,"noise_level":-22.366369,"freq_skew":0.918610,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":9964,"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":[238,102,215,145]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":58,"sec":31}},"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":"OMESI"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491112,"usec":542615},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803879,"noise_level":-22.196939,"freq_skew":2.031879,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":45086,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[88,227,107,57]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45086,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[42,108,110,41]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":58,"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":1784491112,"usec":546145},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039937,"noise_level":-22.484369,"freq_skew":1.012060,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":9966,"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":[250,9,31,59]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491113,"usec":305118},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530164,"noise_level":-22.688772,"freq_skew":1.954636,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491114,"usec":74309},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776836,"noise_level":-22.375816,"freq_skew":1.545842,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[18,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491115,"usec":595696},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.116157,"noise_level":-21.801624,"freq_skew":0.946126,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":38593,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491116,"usec":350334},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949123,"noise_level":-21.705959,"freq_skew":1.945428,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491116,"usec":350827},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.477693,"noise_level":-21.695395,"freq_skew":0.838615,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":254,"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":25290,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14,"credit":15,"rseq":4,"variable_part_params":[{"name":"checksum","value":[14,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491116,"usec":356036},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878866,"noise_level":-22.287312,"freq_skew":2.064997,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":806,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45086,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[27,47,250,175]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":58,"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":1784491116,"usec":357541},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.344461,"noise_level":-22.253471,"freq_skew":-1.755409,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":3597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784491117,"usec":114992},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857716,"noise_level":-22.197357,"freq_skew":0.657821,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784491117,"usec":116587},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.789021,"noise_level":-22.280457,"freq_skew":0.717131,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":9976,"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":[80,213,81,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491117,"usec":121864},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677180,"noise_level":-22.473890,"freq_skew":1.882095,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":39.700001,"lon":-4.500000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491117,"usec":875283},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.351929,"noise_level":-22.593784,"freq_skew":1.102282,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"020092","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":1784491117,"usec":876455},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.223053,"noise_level":-22.547075,"freq_skew":1.998814,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491117,"usec":877467},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628255,"noise_level":-22.512207,"freq_skew":0.866460,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":9979,"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":[58,99,162,83]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":58,"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":1784491117,"usec":877630},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811440,"noise_level":-22.512207,"freq_skew":1.966317,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHU","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"HV030N","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491117,"usec":877630},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.811440,"noise_level":-22.512207,"freq_skew":1.966317,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22064076","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,82,65,0,72,104,62,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491117,"usec":878735},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.126526,"noise_level":-22.964476,"freq_skew":2.150659,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491118,"usec":641146},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419372,"noise_level":-22.652445,"freq_skew":0.771566,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784491118,"usec":642881},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895452,"noise_level":-22.605421,"freq_skew":1.918149,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491118,"usec":644712},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872176,"noise_level":-22.535358,"freq_skew":1.916254,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":45086,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[203,131,102,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491119,"usec":406484},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747303,"noise_level":-22.351238,"freq_skew":1.773288,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1453,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[200,195]},{"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":1784491119,"usec":411912},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817153,"noise_level":-22.238117,"freq_skew":0.945171,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784491123,"usec":220492},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.448984,"noise_level":-20.839712,"freq_skew":-0.594923,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":80,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491123,"usec":977862},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.105968,"noise_level":-20.830151,"freq_skew":0.445450,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491129,"usec":305028},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653576,"noise_level":-20.624304,"freq_skew":-0.553477,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491133,"usec":114033},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764237,"noise_level":-20.711281,"freq_skew":1.589204,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"5U","blk_id":"8","ack":"!","flight":"AT801F","msg_num":"M83","msg_num_seq":"A","msg_text":"  01 WXRQ   801F/19 EGLL/GMMN .CN-RHP\r\n/TYP 1/STA LEMD/STA LPPR/STA LPPT"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491134,"usec":645234},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.703790,"noise_level":-20.883017,"freq_skew":-1.592152,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"GMMN"},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491135,"usec":403760},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564216,"noise_level":-21.234108,"freq_skew":0.701166,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":675,"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":1784491135,"usec":405754},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.304342,"noise_level":-21.174240,"freq_skew":-1.576671,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"00400222","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,0,146,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491136,"usec":169779},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844318,"noise_level":-21.465960,"freq_skew":1.803864,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"_d","blk_id":"9","ack":"D","flight":"AT801F","msg_num":"S73","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491136,"usec":170464},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401354,"noise_level":-21.465960,"freq_skew":0.457246,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491136,"usec":171722},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961432,"noise_level":-21.730986,"freq_skew":-1.578684,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491136,"usec":929499},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948694,"noise_level":-21.809086,"freq_skew":1.886602,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":44.600002,"lon":-3.900000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491137,"usec":685601},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624178,"noise_level":-22.019558,"freq_skew":1.874213,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"22534044","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,74,184,36,0,74,184,36,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491137,"usec":686623},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811751,"noise_level":-22.326279,"freq_skew":0.169054,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":508,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[27,137,139,158]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491137,"usec":686820},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987172,"noise_level":-22.314932,"freq_skew":1.575267,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"_d","blk_id":"0","ack":"E","flight":"AT801F","msg_num":"S74","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491137,"usec":695012},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692156,"noise_level":-22.146494,"freq_skew":1.825742,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-NAD","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"D805BF","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491138,"usec":447607},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620432,"noise_level":-22.848242,"freq_skew":-1.499856,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":14,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491139,"usec":207705},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.187496,"noise_level":-22.575268,"freq_skew":1.999348,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491139,"usec":208207},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715850,"noise_level":-22.563591,"freq_skew":0.985664,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","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":1784491139,"usec":220426},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930032,"noise_level":-22.617596,"freq_skew":1.049847,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","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":20.000000,"flags":246,"pdu_id":38777,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491139,"usec":967977},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617762,"noise_level":-23.214533,"freq_skew":1.818799,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491139,"usec":978632},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469684,"noise_level":-22.929993,"freq_skew":2.019691,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-NAA","mode":"2","label":"_d","blk_id":"4","ack":"L","flight":"D85023","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491140,"usec":731299},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.249404,"noise_level":-23.563541,"freq_skew":1.731962,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491140,"usec":731918},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788230,"noise_level":-23.537397,"freq_skew":-1.568386,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491140,"usec":732590},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673009,"noise_level":-23.511332,"freq_skew":1.623966,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491142,"usec":261973},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.002875,"noise_level":-22.896000,"freq_skew":-0.271749,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491142,"usec":262921},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800879,"noise_level":-22.859705,"freq_skew":0.839886,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491142,"usec":263893},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665319,"noise_level":-23.506659,"freq_skew":1.629706,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"5U","blk_id":"1","ack":"!","flight":"AT801F","msg_num":"M84","msg_num_seq":"A","msg_text":"  01 WXRQ   801F/19 EGLL/GMMN .CN-RHP\r\n/TYP 1/STA GMTT/STA GMME/STA GMMX"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491144,"usec":555466},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438285,"noise_level":-22.520769,"freq_skew":2.206319,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1511,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45073,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[62,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491145,"usec":312636},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837046,"noise_level":-22.314251,"freq_skew":2.080402,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":897,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[91,65,214,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491145,"usec":324608},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740754,"noise_level":-22.467691,"freq_skew":1.771996,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491146,"usec":81390},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064010,"noise_level":-22.217449,"freq_skew":1.608735,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"Q5","blk_id":"2","ack":"F","flight":"AT801F","msg_num":"S75","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491146,"usec":834535},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745218,"noise_level":-22.828932,"freq_skew":1.801319,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":808,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491146,"usec":835250},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.275725,"noise_level":-23.652798,"freq_skew":-1.504858,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LEMD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491146,"usec":836737},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.323171,"noise_level":-23.626383,"freq_skew":0.780574,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491146,"usec":841506},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946959,"noise_level":-23.573795,"freq_skew":0.945971,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491147,"usec":595108},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592332,"noise_level":-23.366570,"freq_skew":2.019999,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491147,"usec":600453},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.079266,"noise_level":-23.277443,"freq_skew":-1.587452,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15102002","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,132,2,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491148,"usec":351436},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768957,"noise_level":-23.126745,"freq_skew":1.007792,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":"15102002","called_addr":"1116900402899","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":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491148,"usec":354476},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769997,"noise_level":-23.027714,"freq_skew":-1.403299,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOX","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"YW1154","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491149,"usec":119481},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876510,"noise_level":-22.796946,"freq_skew":0.825479,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOX","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491149,"usec":119813},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.210540,"noise_level":-22.796946,"freq_skew":-1.645484,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491149,"usec":876192},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937927,"noise_level":-22.491978,"freq_skew":-1.351773,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491149,"usec":877730},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536418,"noise_level":-22.480412,"freq_skew":2.135891,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1512,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45073,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[244,109]},{"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":1784491150,"usec":640999},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.415153,"noise_level":-22.809551,"freq_skew":-2.456906,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491150,"usec":642693},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599335,"noise_level":-22.761669,"freq_skew":1.347345,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":9406,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491151,"usec":401503},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441637,"noise_level":-23.790510,"freq_skew":0.038774,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":20.000000,"flags":246,"pdu_id":609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45051,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[31,136,4,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491152,"usec":166961},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591524,"noise_level":-24.430786,"freq_skew":1.786849,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":50.000000,"flags":192,"pdu_id":4143,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52523,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[159,101]}]}],"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":7,"day":19},"time":{"hour":19,"min":59,"sec":9}},"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":1784491152,"usec":174825},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049238,"noise_level":-24.730556,"freq_skew":2.065212,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4144,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45108,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[182,23]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":59,"sec":10}},"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":1784491152,"usec":920897},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893405,"noise_level":-24.653961,"freq_skew":1.357085,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491153,"usec":687856},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.167507,"noise_level":-25.183922,"freq_skew":2.032665,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784491153,"usec":692484},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653623,"noise_level":-25.820730,"freq_skew":1.953721,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":2,"unknown_proto":{"data":[97,129,161]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491155,"usec":213518},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705718,"noise_level":-24.995392,"freq_skew":-0.038345,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":20.000000,"flags":246,"pdu_id":609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45051,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[31,136,4,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491156,"usec":740489},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871833,"noise_level":-24.509338,"freq_skew":1.830406,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"_d","blk_id":"3","ack":"G","flight":"AT801F","msg_num":"S76","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491156,"usec":742440},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053157,"noise_level":-24.817820,"freq_skew":1.947481,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784491156,"usec":742933},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637144,"noise_level":-24.802708,"freq_skew":-2.308846,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":96,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[131,200]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491156,"usec":751013},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701333,"noise_level":-24.996786,"freq_skew":1.751163,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491157,"usec":498747},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788558,"noise_level":-24.783266,"freq_skew":1.914082,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":50.000000,"flags":192,"pdu_id":4145,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":16,"dst_ref":52523,"variable_part_params":[{"name":"checksum","value":[117,241]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491157,"usec":500988},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247050,"noise_level":-24.693338,"freq_skew":1.822513,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"_d","blk_id":"4","ack":"H","flight":"AT801F","msg_num":"S77","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491157,"usec":502101},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723812,"noise_level":-25.022778,"freq_skew":-2.115453,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":97,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45003,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[137,223]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":59,"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":1784491157,"usec":506452},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822785,"noise_level":-25.933744,"freq_skew":2.043752,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4146,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45108,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[146,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491158,"usec":258676},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922291,"noise_level":-25.933744,"freq_skew":0.159793,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491159,"usec":21677},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679937,"noise_level":-26.120832,"freq_skew":1.013646,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2033,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[94,229]},{"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":1784491159,"usec":23701},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992085,"noise_level":-26.016026,"freq_skew":-2.186137,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491161,"usec":317223},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589340,"noise_level":-24.608540,"freq_skew":1.518998,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"_d","blk_id":"4","ack":"H","flight":"AT801F","msg_num":"S77","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491163,"usec":596135},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861860,"noise_level":-23.834400,"freq_skew":-2.127075,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":98,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45003,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[81,66]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":59,"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":1784491165,"usec":110277},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734002,"noise_level":-23.395802,"freq_skew":-2.007321,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491165,"usec":114618},"freq":136975000,"burst_len_octets":152,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754541,"noise_level":-23.230446,"freq_skew":1.749011,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"8A","blk_id":"5","ack":"!","flight":"AT801F","msg_num":"M85","msg_num_seq":"A","msg_text":"/CMNOWAT.A/C TELEX::BJR AT801 ATD 18H11Z   ,DR1H01MIN/DL41,ETA CMN 21H35Z,PLS ACK MSG,SLTS,,,.DST:CMNOWAT\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491165,"usec":876458},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.180747,"noise_level":-23.155176,"freq_skew":-2.161284,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":99,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[127,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491168,"usec":932748},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989076,"noise_level":-22.659389,"freq_skew":1.636980,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491169,"usec":690135},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.302568,"noise_level":-22.795654,"freq_skew":0.748513,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491169,"usec":695310},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.338786,"noise_level":-22.641241,"freq_skew":1.892286,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491171,"usec":981274},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397001,"noise_level":-22.236515,"freq_skew":-2.277407,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491172,"usec":737423},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414763,"noise_level":-22.767357,"freq_skew":-1.560693,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJP","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"YW1137","msg_num":"L04","msg_num_seq":"A","msg_text":"/LEST.TI2/024LESTA6D6C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491173,"usec":498721},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646843,"noise_level":-23.768291,"freq_skew":1.024253,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":38989,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491173,"usec":501025},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964152,"noise_level":-23.674967,"freq_skew":0.757456,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJP","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491174,"usec":256045},"freq":136975000,"burst_len_octets":243,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988048,"noise_level":-23.556433,"freq_skew":0.731319,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJP","mode":"2","label":"A9","blk_id":"I","ack":"!","msg_text":"/MADAAYA.TI2/LEST ATIS U 1950Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE 35\r\nTRL FL070\r\nWIND 070 DEG 3 KT VRB\r\nBTN 320 AND 130 DEG .\r\nVIS 10 KM OR MORE\r\nCLD FEW 4500 FT\r\nT24 DP18\r\nQNH 1016HPA\r\nNOSIG\r\nCONFIRM ATIS U\r\n8225"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491174,"usec":256831},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734000,"noise_level":-23.902687,"freq_skew":1.853531,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":45108,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[142,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491174,"usec":257433},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957726,"noise_level":-24.251076,"freq_skew":-0.282110,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491175,"usec":21225},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947253,"noise_level":-23.849564,"freq_skew":-1.665488,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJP","mode":"2","label":"_d","blk_id":"6","ack":"I","flight":"YW1137","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491175,"usec":781120},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684813,"noise_level":-24.473846,"freq_skew":1.058603,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","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":1784491177,"usec":310448},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795730,"noise_level":-23.550629,"freq_skew":1.882891,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":45108,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[142,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491178,"usec":835650},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.650276,"noise_level":-22.969204,"freq_skew":0.988568,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1972,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491184,"usec":166907},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803187,"noise_level":-22.240801,"freq_skew":0.656878,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":386,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491187,"usec":966838},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805716,"noise_level":-21.644421,"freq_skew":0.149084,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":509,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"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":[232,22,1,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491187,"usec":972641},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637673,"noise_level":-21.635254,"freq_skew":-0.365072,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491191,"usec":792752},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.377366,"noise_level":-21.575735,"freq_skew":-3.317501,"avlc":{"src":{"addr":"345583","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491194,"usec":67636},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515395,"noise_level":-21.909203,"freq_skew":1.592270,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[23,32]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491194,"usec":72043},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825226,"noise_level":-22.820152,"freq_skew":0.865898,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"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":2025,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[23,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491194,"usec":838426},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.066485,"noise_level":-22.633438,"freq_skew":1.675810,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1454,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[14,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491195,"usec":591120},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.091046,"noise_level":-22.567423,"freq_skew":1.860658,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1455,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45031,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[164,22]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":19,"min":59,"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":1784491196,"usec":357761},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729358,"noise_level":-22.348415,"freq_skew":0.982018,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1973,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[213,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491197,"usec":116511},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808196,"noise_level":-22.068413,"freq_skew":1.741445,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491197,"usec":879054},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653430,"noise_level":-22.246017,"freq_skew":1.625535,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1456,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":19,"dst_ref":29702,"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":[180,204]},{"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":1784491198,"usec":640696},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693964,"noise_level":-23.113422,"freq_skew":1.333411,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,191]},{"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":1784491198,"usec":643817},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926995,"noise_level":-23.069656,"freq_skew":0.890183,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","type":"Aircraft"},"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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491199,"usec":402361},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852998,"noise_level":-23.020325,"freq_skew":0.792950,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2026,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,242]},{"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":1784491199,"usec":404914},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.105924,"noise_level":-22.922493,"freq_skew":1.536432,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491199,"usec":408054},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382399,"noise_level":-23.440645,"freq_skew":-0.280936,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":20.000000,"flags":246,"pdu_id":610,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45051,"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":[26,21,46,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491200,"usec":158212},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429675,"noise_level":-23.363543,"freq_skew":-1.523744,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491200,"usec":159858},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.277145,"noise_level":-24.152962,"freq_skew":-1.490323,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491200,"usec":924397},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.238221,"noise_level":-23.877165,"freq_skew":1.044191,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","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":1784491201,"usec":683666},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902592,"noise_level":-23.639734,"freq_skew":0.967559,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1974,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[152,229]},{"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":1784491203,"usec":980442},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931550,"noise_level":-22.828762,"freq_skew":-0.488828,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45068,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[137,140,37,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491205,"usec":491985},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.081253,"noise_level":-22.394875,"freq_skew":1.796511,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491206,"usec":267518},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.082455,"noise_level":-22.027393,"freq_skew":-2.398953,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491207,"usec":30885},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.796238,"noise_level":-22.685360,"freq_skew":-1.754994,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491208,"usec":550012},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.749999,"noise_level":-22.161652,"freq_skew":-1.669659,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":50.000000,"flags":192,"pdu_id":3598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29635,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,197]},{"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":1784491210,"usec":71712},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666838,"noise_level":-21.757250,"freq_skew":2.004842,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784491211,"usec":593032},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691838,"noise_level":-21.897852,"freq_skew":0.543023,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":45039,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[50,31,106,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491213,"usec":874326},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088572,"noise_level":-21.616266,"freq_skew":0.030387,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491214,"usec":640763},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692814,"noise_level":-21.539801,"freq_skew":-0.437924,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"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":7,"ack":17,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491215,"usec":397937},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884546,"noise_level":-21.866150,"freq_skew":-0.472673,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491216,"usec":933652},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600557,"noise_level":-21.484543,"freq_skew":1.925523,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1513,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491218,"usec":452137},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549358,"noise_level":-21.327400,"freq_skew":1.301096,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491224,"usec":543336},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.144263,"noise_level":-20.771950,"freq_skew":0.878886,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491225,"usec":305142},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721911,"noise_level":-20.727463,"freq_skew":-0.613647,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491226,"usec":835069},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.315160,"noise_level":-21.108122,"freq_skew":2.001704,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784491229,"usec":123597},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566826,"noise_level":-21.344036,"freq_skew":1.741015,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491231,"usec":410314},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645345,"noise_level":-21.123583,"freq_skew":-2.256391,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491232,"usec":930690},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.198543,"noise_level":-21.232346,"freq_skew":0.855138,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":1784491233,"usec":686150},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957833,"noise_level":-21.014870,"freq_skew":1.975241,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784491233,"usec":691143},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.221897,"noise_level":-21.503794,"freq_skew":-0.431381,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491239,"usec":22649},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384039,"noise_level":-22.929344,"freq_skew":1.807609,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45086,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[203,131,102,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491239,"usec":785392},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749362,"noise_level":-23.385624,"freq_skew":-0.341837,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":42.400002,"lon":-5.200000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491239,"usec":786504},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928041,"noise_level":-24.178743,"freq_skew":0.940827,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491239,"usec":788442},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796936,"noise_level":-24.094833,"freq_skew":0.927944,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784491239,"usec":790356},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460949,"noise_level":-24.317930,"freq_skew":-0.238980,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNN","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"SN02ET","msg_num":"S96","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491239,"usec":791504},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553803,"noise_level":-24.275198,"freq_skew":-0.225487,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146716","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,205,206,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491240,"usec":543506},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942417,"noise_level":-24.656872,"freq_skew":1.043931,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":"21146716","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491240,"usec":544992},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050028,"noise_level":-24.582949,"freq_skew":0.899318,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNN","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491240,"usec":549049},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580033,"noise_level":-24.465963,"freq_skew":1.592345,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFRB"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-6.200000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491241,"usec":309050},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503818,"noise_level":-24.884441,"freq_skew":1.741666,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"V706QH","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491241,"usec":309815},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764334,"noise_level":-24.854010,"freq_skew":1.739982,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063111","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491241,"usec":312894},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596805,"noise_level":-24.748333,"freq_skew":-0.087488,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491242,"usec":72444},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403147,"noise_level":-24.338036,"freq_skew":1.671277,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491243,"usec":599581},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924203,"noise_level":-24.375275,"freq_skew":0.279658,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":877,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[104,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491244,"usec":354844},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001056,"noise_level":-24.106369,"freq_skew":0.861645,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNN","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491244,"usec":362171},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839220,"noise_level":-23.805063,"freq_skew":0.837372,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491245,"usec":118133},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503680,"noise_level":-23.698036,"freq_skew":0.910704,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":20.000000,"flags":246,"pdu_id":39443,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491245,"usec":121392},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733023,"noise_level":-23.605459,"freq_skew":0.016671,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491245,"usec":880223},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.377744,"noise_level":-24.493629,"freq_skew":0.132507,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491247,"usec":403790},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.267529,"noise_level":-23.929493,"freq_skew":0.012293,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491248,"usec":927558},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020312,"noise_level":-23.798368,"freq_skew":1.901237,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":4148,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491250,"usec":445762},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.057294,"noise_level":-23.955090,"freq_skew":0.189339,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":878,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[49,105]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491252,"usec":730234},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.846107,"noise_level":-23.008795,"freq_skew":-2.447938,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NVZ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX9165","msg_num":"F62","msg_num_seq":"A","sublabel":"M3","msg_text":"PRG/TS200049,190726/DTLEMD,32L,153,202048,041/FNAEA9165D1E2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491253,"usec":502431},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.106852,"noise_level":-22.700367,"freq_skew":0.037745,"avlc":{"src":{"addr":"34745A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491254,"usec":259641},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511559,"noise_level":-22.469748,"freq_skew":-0.407603,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45068,"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":[182,250,216,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491255,"usec":791395},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.047235,"noise_level":-23.079224,"freq_skew":-2.592125,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491258,"usec":76024},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976440,"noise_level":-22.417889,"freq_skew":0.296290,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":879,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52909,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[137,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491258,"usec":831369},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040073,"noise_level":-22.349316,"freq_skew":1.531939,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491258,"usec":832589},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.840262,"noise_level":-22.315231,"freq_skew":0.820417,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491258,"usec":834834},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780144,"noise_level":-23.135958,"freq_skew":1.229801,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491260,"usec":359122},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959837,"noise_level":-23.578430,"freq_skew":0.962656,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491262,"usec":635733},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774211,"noise_level":-22.717644,"freq_skew":0.912971,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491264,"usec":167454},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912625,"noise_level":-21.978045,"freq_skew":-0.573516,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45068,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[222,89,87,92]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45068,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[111,137,4,94]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":1,"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":1784491264,"usec":926721},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630150,"noise_level":-22.032034,"freq_skew":0.450338,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":45039,"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":[210,71,96,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491264,"usec":935147},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.679874,"noise_level":-21.901318,"freq_skew":0.780008,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":1784491265,"usec":686695},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682477,"noise_level":-21.772537,"freq_skew":2.028440,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":898,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[16,40,171,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491265,"usec":687179},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678752,"noise_level":-21.783035,"freq_skew":-0.552167,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491267,"usec":972795},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497995,"noise_level":-21.841164,"freq_skew":2.032191,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":898,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[16,40,171,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491272,"usec":548278},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357212,"noise_level":-21.994532,"freq_skew":1.431691,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[19,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491273,"usec":308950},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735898,"noise_level":-22.871943,"freq_skew":1.415287,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45030,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[254,132]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":1,"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":1784491273,"usec":312846},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.211742,"noise_level":-22.763809,"freq_skew":-0.584970,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491274,"usec":78177},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358148,"noise_level":-22.628000,"freq_skew":-0.082634,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491274,"usec":832435},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878889,"noise_level":-23.375599,"freq_skew":1.242801,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491275,"usec":598180},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974811,"noise_level":-22.914055,"freq_skew":-0.375160,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491275,"usec":599577},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384398,"noise_level":-23.830889,"freq_skew":-0.351081,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":60,"dst_ref":52929,"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":[120,23,85,38]}]}],"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":1784491277,"usec":120275},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775152,"noise_level":-23.808136,"freq_skew":-0.657427,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491277,"usec":879308},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037467,"noise_level":-23.700819,"freq_skew":-1.500775,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":38,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491278,"usec":637554},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019502,"noise_level":-23.361717,"freq_skew":0.714089,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":1784491284,"usec":749252},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983785,"noise_level":-21.892941,"freq_skew":-0.738381,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":82,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45092,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,191,131,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491285,"usec":494590},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713808,"noise_level":-22.284920,"freq_skew":0.640225,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":45039,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[135,235,156,208]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45039,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[85,228,35,204]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":1,"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":1784491285,"usec":503710},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979565,"noise_level":-22.830746,"freq_skew":1.903684,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491286,"usec":260296},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.342299,"noise_level":-23.562906,"freq_skew":1.888505,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1784491286,"usec":263508},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.564783,"noise_level":-24.199455,"freq_skew":-0.669308,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491286,"usec":265385},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542944,"noise_level":-24.143291,"freq_skew":1.098896,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2034,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491286,"usec":267838},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408361,"noise_level":-24.618404,"freq_skew":0.422682,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491287,"usec":28711},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754457,"noise_level":-24.413879,"freq_skew":1.817487,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":810,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45086,"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":[83,116,194,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491287,"usec":782808},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738256,"noise_level":-24.018734,"freq_skew":1.446557,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45030,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[138,235]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":1,"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":1784491290,"usec":67257},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560731,"noise_level":-23.220669,"freq_skew":1.270389,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[8,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491290,"usec":834181},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844456,"noise_level":-23.630142,"freq_skew":1.573764,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491292,"usec":365856},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730452,"noise_level":-23.055885,"freq_skew":0.456664,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":679,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45039,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[30,225,136,167]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":1,"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":1784491293,"usec":880207},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530288,"noise_level":-22.563801,"freq_skew":0.596473,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491295,"usec":409393},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437892,"noise_level":-22.731194,"freq_skew":1.198200,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491296,"usec":927113},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657344,"noise_level":-22.858147,"freq_skew":0.548655,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491296,"usec":936787},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837740,"noise_level":-22.828556,"freq_skew":-2.326204,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":100,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491297,"usec":683938},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882258,"noise_level":-23.713591,"freq_skew":0.664424,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"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":45039,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[220,184,206,123]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491303,"usec":788528},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506005,"noise_level":-21.677980,"freq_skew":0.851937,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491304,"usec":555907},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055223,"noise_level":-22.105602,"freq_skew":-1.637340,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491305,"usec":313050},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.696630,"noise_level":-21.965023,"freq_skew":-1.512951,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491306,"usec":832166},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.488310,"noise_level":-22.039230,"freq_skew":-1.801858,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":1784491307,"usec":600112},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769167,"noise_level":-21.706066,"freq_skew":0.058238,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":510,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[27,137,139,158]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491308,"usec":354980},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652065,"noise_level":-21.730326,"freq_skew":0.539750,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491309,"usec":126799},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558650,"noise_level":-21.666473,"freq_skew":1.849591,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491310,"usec":640980},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.326181,"noise_level":-21.369175,"freq_skew":0.361772,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491310,"usec":648038},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602084,"noise_level":-21.367340,"freq_skew":1.069107,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYP","mode":"2","label":"B9","blk_id":"0","ack":"!","flight":"TO58QF","msg_num":"M68","msg_num_seq":"A","msg_text":"/LEMG.TI2/040LEMGAC4AA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491313,"usec":691679},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040437,"noise_level":-21.493090,"freq_skew":0.878631,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":20.000000,"flags":246,"pdu_id":39966,"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":1784491314,"usec":464098},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523190,"noise_level":-21.359484,"freq_skew":1.945107,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1514,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45073,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[62,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491315,"usec":210279},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536230,"noise_level":-21.772129,"freq_skew":1.249801,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784491315,"usec":211713},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598271,"noise_level":-21.785917,"freq_skew":2.181477,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491315,"usec":211713},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.598271,"noise_level":-21.785917,"freq_skew":2.181477,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":899,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[91,65,214,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491315,"usec":976565},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751252,"noise_level":-21.648319,"freq_skew":-0.301472,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491317,"usec":506419},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988933,"noise_level":-21.335476,"freq_skew":1.185313,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYP","mode":"2","label":"_d","blk_id":"1","ack":"E","flight":"TO58QF","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491318,"usec":264511},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473641,"noise_level":-21.673603,"freq_skew":2.268509,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1514,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45073,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[62,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491319,"usec":795828},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668684,"noise_level":-21.588135,"freq_skew":0.859490,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491319,"usec":796540},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795300,"noise_level":-21.577711,"freq_skew":-0.291435,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45051,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[31,136,4,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491319,"usec":797237},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432426,"noise_level":-22.081867,"freq_skew":-1.611365,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491319,"usec":797600},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879606,"noise_level":-22.081867,"freq_skew":0.096207,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":511,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491319,"usec":798735},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547406,"noise_level":-22.379072,"freq_skew":0.975905,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491320,"usec":544868},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545024,"noise_level":-22.371300,"freq_skew":-2.355330,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":101,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[116,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491320,"usec":545715},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.009552,"noise_level":-23.385513,"freq_skew":0.411129,"avlc":{"src":{"addr":"34745A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491320,"usec":549676},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797092,"noise_level":-23.283504,"freq_skew":0.947871,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784491320,"usec":550529},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335703,"noise_level":-23.258190,"freq_skew":-0.162297,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491321,"usec":311916},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631838,"noise_level":-23.651409,"freq_skew":-2.124447,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":102,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45003,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[46,57]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":2,"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":1784491321,"usec":316776},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.105395,"noise_level":-24.123493,"freq_skew":0.841538,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491322,"usec":829808},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817501,"noise_level":-23.743610,"freq_skew":-2.291728,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491322,"usec":830035},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731168,"noise_level":-23.730255,"freq_skew":1.161328,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYP","mode":"2","label":"_d","blk_id":"2","ack":"F","flight":"TO58QF","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491323,"usec":594930},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683705,"noise_level":-23.694849,"freq_skew":1.997576,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491323,"usec":595488},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589376,"noise_level":-24.735916,"freq_skew":1.122467,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2035,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[167,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491323,"usec":596065},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524343,"noise_level":-24.813007,"freq_skew":1.949761,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":68,"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":45108,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[69,249]},{"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":1784491324,"usec":363712},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720455,"noise_level":-24.327938,"freq_skew":1.408396,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491325,"usec":112340},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.286960,"noise_level":-24.679640,"freq_skew":1.207806,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784491325,"usec":879931},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742059,"noise_level":-24.818468,"freq_skew":-2.271936,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":103,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45003,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[146,209]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":2,"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":1784491327,"usec":401794},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.179098,"noise_level":-24.631618,"freq_skew":-2.150582,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491329,"usec":702869},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.866188,"noise_level":-23.292370,"freq_skew":0.161605,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":880,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491331,"usec":219924},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694036,"noise_level":-22.656384,"freq_skew":-2.316744,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":104,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[112,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491335,"usec":788447},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901205,"noise_level":-21.321211,"freq_skew":-0.519621,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491338,"usec":66033},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830742,"noise_level":-20.725979,"freq_skew":0.864182,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":43.500000,"lon":-2.000000},"alt":40000}},{"name":"alternate_ground_stations","value":["213C85","2610A5","2D0745","2B3185","27D885"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491338,"usec":841498},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930931,"noise_level":-20.446932,"freq_skew":0.584409,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"16347263","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,86,70,0,57,206,179,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491339,"usec":593282},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886264,"noise_level":-20.939575,"freq_skew":1.768740,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491339,"usec":599528},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.688607,"noise_level":-21.287487,"freq_skew":0.475785,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVT","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TO51WR","msg_num":"S79","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491340,"usec":355444},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.230880,"noise_level":-21.958672,"freq_skew":0.952243,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491341,"usec":113679},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.086040,"noise_level":-22.036079,"freq_skew":0.780312,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491345,"usec":688565},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474265,"noise_level":-21.133625,"freq_skew":-0.531785,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491346,"usec":452452},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775335,"noise_level":-21.179058,"freq_skew":-0.257964,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491347,"usec":215364},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329936,"noise_level":-21.556019,"freq_skew":1.427872,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491348,"usec":742719},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873875,"noise_level":-21.838737,"freq_skew":0.989960,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784491349,"usec":496494},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878369,"noise_level":-22.002388,"freq_skew":1.900165,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491350,"usec":258451},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619899,"noise_level":-22.106436,"freq_skew":-0.138371,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491350,"usec":261617},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775222,"noise_level":-22.040270,"freq_skew":1.627079,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491353,"usec":307640},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.775743,"noise_level":-21.912088,"freq_skew":0.711782,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784491354,"usec":835017},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743908,"noise_level":-21.899672,"freq_skew":-0.106313,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491355,"usec":595812},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.931965,"noise_level":-23.176949,"freq_skew":0.907039,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491357,"usec":879115},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418505,"noise_level":-22.474812,"freq_skew":-0.105904,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":513,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"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":[232,22,1,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491359,"usec":412231},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024849,"noise_level":-21.670151,"freq_skew":1.459848,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1457,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[14,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491360,"usec":929783},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.861819,"noise_level":-22.362783,"freq_skew":1.497514,"avlc":{"src":{"addr":"3483DA","type":"Aircraft","status":"On ground"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491360,"usec":931760},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575903,"noise_level":-22.305964,"freq_skew":1.483802,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1458,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491363,"usec":972346},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648926,"noise_level":-21.828279,"freq_skew":2.119282,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":900,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":13,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491363,"usec":972773},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.057142,"noise_level":-22.715740,"freq_skew":1.582611,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1459,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29702,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[237,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491363,"usec":975594},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.843992,"noise_level":-22.597799,"freq_skew":0.648316,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"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":2027,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[23,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491364,"usec":741728},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854301,"noise_level":-22.708641,"freq_skew":1.837476,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491366,"usec":260340},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894110,"noise_level":-23.015604,"freq_skew":0.778752,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1975,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[213,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491366,"usec":266560},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068851,"noise_level":-22.869347,"freq_skew":1.739783,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1460,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[202,191]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491367,"usec":34069},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681105,"noise_level":-22.537361,"freq_skew":0.520538,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491369,"usec":307621},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.204045,"noise_level":-23.266916,"freq_skew":1.099663,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":2028,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,242]},{"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":1784491369,"usec":310426},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.155680,"noise_level":-23.178797,"freq_skew":0.957680,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":68,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":10396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":66,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[59,201,208,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491370,"usec":74470},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528179,"noise_level":-23.229733,"freq_skew":-0.102240,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"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":45051,"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":[26,21,46,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491370,"usec":827614},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985060,"noise_level":-22.908424,"freq_skew":0.974781,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784491371,"usec":592036},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873851,"noise_level":-22.680761,"freq_skew":1.092956,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1976,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[152,229]},{"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":1784491373,"usec":876310},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550648,"noise_level":-23.051533,"freq_skew":0.620232,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491373,"usec":876310},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.550648,"noise_level":-23.051533,"freq_skew":0.620232,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":45039,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[80,88,201,107]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45039,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[146,190,212,105]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":2,"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":1784491373,"usec":876535},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608330,"noise_level":-23.051533,"freq_skew":1.825262,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZR","mode":"2","label":"B9","blk_id":"2","ack":"!","flight":"UX7238","msg_num":"M93","msg_num_seq":"A","msg_text":"/LEMD.TI2/024LEMDA367D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491374,"usec":650771},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505469,"noise_level":-23.501991,"freq_skew":0.499411,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491375,"usec":393836},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934237,"noise_level":-23.463081,"freq_skew":1.476979,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491376,"usec":163566},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.621769,"noise_level":-23.693298,"freq_skew":-2.624205,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491376,"usec":168857},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571215,"noise_level":-24.192533,"freq_skew":1.875521,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1716,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491377,"usec":691492},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690223,"noise_level":-23.700062,"freq_skew":1.658818,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZR","mode":"2","label":"_d","blk_id":"3","ack":"O","flight":"UX7238","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491377,"usec":692051},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922745,"noise_level":-24.595478,"freq_skew":0.499897,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":682,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45039,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[253,190,132,85]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":2,"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":1784491379,"usec":214325},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567716,"noise_level":-23.969851,"freq_skew":1.969655,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZR","mode":"2","label":"_d","blk_id":"4","ack":"P","flight":"UX7238","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491379,"usec":982267},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722449,"noise_level":-23.360662,"freq_skew":0.398810,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":682,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45039,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[253,190,132,85]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":2,"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":1784491379,"usec":983023},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745550,"noise_level":-23.335117,"freq_skew":1.591353,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491380,"usec":738507},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.210161,"noise_level":-23.234789,"freq_skew":-2.584532,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491382,"usec":262682},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018437,"noise_level":-23.137447,"freq_skew":0.522601,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491382,"usec":272585},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.153728,"noise_level":-23.125391,"freq_skew":1.945626,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491383,"usec":17381},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886575,"noise_level":-22.952847,"freq_skew":1.438546,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1461,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29702,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[208,215]},{"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":1784491383,"usec":18502},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811554,"noise_level":-23.009373,"freq_skew":0.205156,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"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":45039,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[165,37,251,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491384,"usec":547342},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644982,"noise_level":-22.358814,"freq_skew":-0.566809,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":372,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45068,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[222,89,87,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491384,"usec":548114},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773735,"noise_level":-22.923531,"freq_skew":1.198753,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784491384,"usec":548332},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081573,"noise_level":-23.296455,"freq_skew":1.233121,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491386,"usec":70706},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647734,"noise_level":-23.389185,"freq_skew":1.761061,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1461,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29702,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[208,215]},{"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":1784491387,"usec":598159},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.155780,"noise_level":-23.129105,"freq_skew":-2.095767,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491389,"usec":883987},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429125,"noise_level":-22.912449,"freq_skew":0.262272,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"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":45039,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[250,241,46,192]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45039,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[53,190,204,134]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":3,"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":1784491391,"usec":403767},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808403,"noise_level":-22.466846,"freq_skew":0.531146,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491393,"usec":688501},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.151470,"noise_level":-22.230751,"freq_skew":0.215179,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491395,"usec":213395},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663559,"noise_level":-22.065947,"freq_skew":1.976333,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZR","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"UX7238","msg_num":"M94","msg_num_seq":"A","msg_text":"200313,29996,2040, 111,N 42.378 W  7.081"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491396,"usec":734494},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945928,"noise_level":-21.860661,"freq_skew":-0.611911,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52929,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[74,166,23,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491396,"usec":734494},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.945928,"noise_level":-21.860661,"freq_skew":-0.611911,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52929,"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":[219,191,83,12]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491397,"usec":503644},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832386,"noise_level":-21.978931,"freq_skew":-0.454543,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491398,"usec":265386},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470768,"noise_level":-22.450661,"freq_skew":2.012670,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491399,"usec":786956},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529986,"noise_level":-22.915829,"freq_skew":1.626289,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491399,"usec":795170},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518421,"noise_level":-22.886509,"freq_skew":0.334781,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":685,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45039,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[79,139,125,52]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":3,"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":1784491400,"usec":543040},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.934785,"noise_level":-23.298273,"freq_skew":0.930964,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":40627,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491401,"usec":310146},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793353,"noise_level":-22.974245,"freq_skew":0.622675,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491401,"usec":315568},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864498,"noise_level":-23.146774,"freq_skew":-1.661668,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491405,"usec":119916},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816938,"noise_level":-22.630291,"freq_skew":-0.787166,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45092,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,191,131,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491405,"usec":878482},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.145976,"noise_level":-22.494156,"freq_skew":0.374226,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"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":1784491406,"usec":646247},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119473,"noise_level":-22.246342,"freq_skew":0.634348,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":45039,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[80,190,96,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491406,"usec":652184},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591403,"noise_level":-23.033051,"freq_skew":1.608085,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":45086,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[203,131,102,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491408,"usec":161245},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.176842,"noise_level":-22.671211,"freq_skew":-2.457166,"avlc":{"src":{"addr":"347348","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491408,"usec":928067},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005264,"noise_level":-22.348154,"freq_skew":0.642368,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"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":2029,"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":1784491411,"usec":982910},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644029,"noise_level":-22.185728,"freq_skew":-2.309329,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491415,"usec":30019},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.865973,"noise_level":-21.617487,"freq_skew":0.356348,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":882,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[104,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491417,"usec":315980},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647162,"noise_level":-21.169117,"freq_skew":-0.137723,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491420,"usec":359088},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.442524,"noise_level":-20.602877,"freq_skew":0.291436,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":254,"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":883,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[49,105]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491421,"usec":114890},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119719,"noise_level":-20.751255,"freq_skew":-0.478995,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491423,"usec":406000},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949464,"noise_level":-21.399366,"freq_skew":-0.653474,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":84,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491424,"usec":168420},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871768,"noise_level":-21.661274,"freq_skew":-0.555338,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784491424,"usec":931371},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928421,"noise_level":-21.558434,"freq_skew":-1.401798,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491424,"usec":932346},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.418761,"noise_level":-21.527308,"freq_skew":0.749366,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491428,"usec":738091},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.148141,"noise_level":-21.152246,"freq_skew":0.731944,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491428,"usec":743252},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.728224,"noise_level":-21.014490,"freq_skew":0.899611,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491429,"usec":505495},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.397257,"noise_level":-21.838554,"freq_skew":1.030573,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":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":40827,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491430,"usec":254938},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688381,"noise_level":-22.002487,"freq_skew":-0.269182,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491430,"usec":266785},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.418204,"noise_level":-21.938484,"freq_skew":-0.119827,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491431,"usec":789427},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.419405,"noise_level":-22.296913,"freq_skew":0.767092,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491431,"usec":792653},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883887,"noise_level":-22.206860,"freq_skew":0.840424,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491432,"usec":550888},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.369980,"noise_level":-22.073505,"freq_skew":1.261805,"avlc":{"src":{"addr":"3483DA","type":"Aircraft","status":"On ground"},"dst":{"addr":"2A3D45","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":84,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491433,"usec":308300},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.983761,"noise_level":-21.818974,"freq_skew":0.913868,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","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":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":40827,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491434,"usec":839348},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680930,"noise_level":-21.888350,"freq_skew":-0.454274,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491434,"usec":839348},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.680930,"noise_level":-21.888350,"freq_skew":-0.454274,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45068,"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":[177,149,60,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491435,"usec":590472},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492779,"noise_level":-21.781061,"freq_skew":1.779607,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":901,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[16,40,171,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491435,"usec":591252},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716835,"noise_level":-21.759762,"freq_skew":0.441041,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":687,"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":1784491436,"usec":351503},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.148138,"noise_level":-21.590366,"freq_skew":0.352172,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491437,"usec":120180},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.142821,"noise_level":-22.200378,"freq_skew":1.949311,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491440,"usec":175370},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500317,"noise_level":-21.488407,"freq_skew":1.330016,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491440,"usec":180078},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880515,"noise_level":-22.189453,"freq_skew":-1.497725,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":15,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491440,"usec":935686},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660810,"noise_level":-23.033369,"freq_skew":0.865033,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","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":1784491442,"usec":453316},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807424,"noise_level":-22.577513,"freq_skew":1.634128,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491447,"usec":20226},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799031,"noise_level":-21.627411,"freq_skew":1.302129,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":812,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491450,"usec":829162},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445513,"noise_level":-21.602278,"freq_skew":1.397599,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":9413,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491451,"usec":599958},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570378,"noise_level":-21.454880,"freq_skew":1.613449,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491453,"usec":122683},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.856228,"noise_level":-22.016380,"freq_skew":0.295163,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":884,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52909,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[108,58]},{"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":1784491454,"usec":642090},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662836,"noise_level":-21.753702,"freq_skew":1.379278,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9414,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[8,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491455,"usec":404234},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438604,"noise_level":-22.583292,"freq_skew":1.722860,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491455,"usec":405989},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.667722,"noise_level":-22.583292,"freq_skew":-0.035480,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":885,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45010,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[100,225]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491455,"usec":410831},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756451,"noise_level":-22.763538,"freq_skew":-0.725486,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45092,"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":[52,46,100,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491456,"usec":168810},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.155497,"noise_level":-23.041901,"freq_skew":0.645913,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHT","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"TO18KQ","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491456,"usec":931785},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.194305,"noise_level":-22.834801,"freq_skew":0.716037,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"16262363","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,86,70,0,57,100,243,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491456,"usec":932974},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694169,"noise_level":-22.798763,"freq_skew":1.569708,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":45086,"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":[83,116,194,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491458,"usec":457656},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.468798,"noise_level":-22.970551,"freq_skew":0.908051,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784491459,"usec":209071},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.139108,"noise_level":-23.513670,"freq_skew":0.291563,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":886,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45010,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[185,27]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":4,"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":1784491459,"usec":209994},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.265665,"noise_level":-23.822140,"freq_skew":1.213072,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9415,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[202,189]},{"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":1784491459,"usec":978271},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.047923,"noise_level":-24.308168,"freq_skew":0.818662,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491459,"usec":978322},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050443,"noise_level":-24.308168,"freq_skew":0.906053,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491459,"usec":984325},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018032,"noise_level":-24.124695,"freq_skew":0.351581,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491460,"usec":732408},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.895071,"noise_level":-23.931343,"freq_skew":0.600692,"avlc":{"src":{"addr":"39CEB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491461,"usec":497962},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471126,"noise_level":-23.583302,"freq_skew":-1.576307,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491463,"usec":788128},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474995,"noise_level":-22.955376,"freq_skew":2.083812,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":1515,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45073,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[58,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491463,"usec":792098},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700051,"noise_level":-23.716206,"freq_skew":2.079828,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5,"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":1516,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45073,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[125,207]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":4,"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":1784491465,"usec":309917},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540580,"noise_level":-23.086708,"freq_skew":2.044517,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491469,"usec":120561},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478605,"noise_level":-22.065744,"freq_skew":2.086915,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491471,"usec":401561},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975485,"noise_level":-22.070143,"freq_skew":-2.211167,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491474,"usec":469653},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771374,"noise_level":-21.467804,"freq_skew":1.545498,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1462,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29702,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[208,215]},{"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":1784491477,"usec":503065},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.095398,"noise_level":-21.419182,"freq_skew":0.035455,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":514,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[27,137,139,158]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491480,"usec":554315},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570405,"noise_level":-21.326286,"freq_skew":1.862147,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":1517,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45073,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[189,207]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":4,"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":1784491482,"usec":74931},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726577,"noise_level":-21.829901,"freq_skew":2.213522,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491482,"usec":828194},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067602,"noise_level":-22.620422,"freq_skew":2.173093,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":1518,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45073,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[47,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491483,"usec":595877},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517879,"noise_level":-23.254070,"freq_skew":-0.010663,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491485,"usec":125314},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545896,"noise_level":-22.747837,"freq_skew":1.787116,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":902,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[91,65,214,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491488,"usec":169820},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786704,"noise_level":-22.479923,"freq_skew":1.022409,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2036,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[167,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491488,"usec":171047},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524761,"noise_level":-22.456841,"freq_skew":1.832983,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4150,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45108,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[142,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491488,"usec":927245},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.938064,"noise_level":-22.748232,"freq_skew":0.898038,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491489,"usec":693357},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.308302,"noise_level":-22.420757,"freq_skew":0.061888,"avlc":{"src":{"addr":"34745A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491489,"usec":697433},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756150,"noise_level":-22.340782,"freq_skew":-0.113147,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":45051,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[31,136,4,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491491,"usec":217009},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029762,"noise_level":-22.732712,"freq_skew":0.966068,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491492,"usec":737585},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.317916,"noise_level":-22.550869,"freq_skew":1.405042,"avlc":{"src":{"addr":"3483DA","type":"Aircraft","status":"On ground"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491492,"usec":746461},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.323328,"noise_level":-22.320919,"freq_skew":0.776087,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"06A0E9","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491493,"usec":503763},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.258551,"noise_level":-22.096901,"freq_skew":1.750936,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":45108,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[69,249]},{"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":1784491493,"usec":505984},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.418845,"noise_level":-22.643570,"freq_skew":-0.276036,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491494,"usec":259127},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998613,"noise_level":-22.514992,"freq_skew":0.676705,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491494,"usec":265899},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.149022,"noise_level":-22.414991,"freq_skew":0.209584,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":887,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45010,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[233,94]}]}],"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":7,"day":19},"time":{"hour":20,"min":4,"sec":52}},"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":1784491494,"usec":267497},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773489,"noise_level":-23.061882,"freq_skew":0.775320,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2030,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":29,"dst_ref":29715,"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":[247,182]},{"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":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)"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":4,"sec":53}},"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":1784491494,"usec":267660},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766469,"noise_level":-23.061882,"freq_skew":1.139508,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":2037,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[94,229]},{"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":1784491495,"usec":26097},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.320364,"noise_level":-23.324810,"freq_skew":0.405975,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":888,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52909,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[37,173]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":4,"sec":53}},"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":1784491495,"usec":31811},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574608,"noise_level":-23.236107,"freq_skew":-0.546310,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491495,"usec":783921},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952694,"noise_level":-22.890081,"freq_skew":0.264726,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491495,"usec":784436},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.228886,"noise_level":-22.877977,"freq_skew":0.806166,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2031,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":29,"dst_ref":29715,"variable_part_params":[{"name":"checksum","value":[67,136]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491496,"usec":545474},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538414,"noise_level":-22.722107,"freq_skew":-2.467059,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":254,"sseq":7,"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":105,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[112,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491496,"usec":546687},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995477,"noise_level":-22.686529,"freq_skew":0.081326,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491496,"usec":549413},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860088,"noise_level":-24.257694,"freq_skew":1.705198,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":43.000000,"lon":-6.200000},"alt":19000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491496,"usec":549733},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553400,"noise_level":-24.257694,"freq_skew":1.613609,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"LEZL"},{"name":"ac_location","value":{"loc":{"lat":42.100002,"lon":-2.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491496,"usec":552495},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701813,"noise_level":-24.478140,"freq_skew":-2.465362,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":106,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[87,63]},{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491496,"usec":553433},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904789,"noise_level":-24.449099,"freq_skew":0.124377,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":889,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":14,"dst_ref":45010,"variable_part_params":[{"name":"checksum","value":[98,125]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491497,"usec":310820},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.144864,"noise_level":-24.191994,"freq_skew":0.109151,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"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":890,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52909,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[126,211]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491497,"usec":312433},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616403,"noise_level":-24.149876,"freq_skew":1.786268,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"21005460","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,65,89,0,68,11,48,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491498,"usec":67482},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633626,"noise_level":-24.482279,"freq_skew":1.483263,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IWF","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"3V08VC","msg_num":"S14","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491498,"usec":831656},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412025,"noise_level":-25.039330,"freq_skew":1.795179,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"21005460","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,65,89,0,68,11,48,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491498,"usec":842243},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761886,"noise_level":-24.794550,"freq_skew":0.308593,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":891,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52909,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[122,214]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491499,"usec":595752},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909273,"noise_level":-24.512560,"freq_skew":0.362572,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":892,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52909,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[183,89]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":4,"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":1784491499,"usec":601267},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570258,"noise_level":-24.324762,"freq_skew":1.697586,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491500,"usec":355446},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.363967,"noise_level":-24.154942,"freq_skew":-0.057804,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491501,"usec":119161},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796732,"noise_level":-24.007368,"freq_skew":0.242083,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491504,"usec":173351},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.802705,"noise_level":-22.681063,"freq_skew":1.635575,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":43.000000,"lon":-6.200000},"alt":19000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491505,"usec":695235},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825970,"noise_level":-22.305338,"freq_skew":-0.521765,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-AXC","mode":"2","label":"80","blk_id":"0","ack":"!","flight":"KL098E","msg_num":"M27","msg_num_seq":"A","msg_text":"/OCCNYKL.FRE74M19200500KLM98E  LPPTEHAM\r\nWRR\r\nDANK VOOR DE INFO EN HET\r\n UITZOEKEN. GROET DENNIS\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491506,"usec":446836},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.875733,"noise_level":-22.226414,"freq_skew":0.834514,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491509,"usec":494820},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496618,"noise_level":-22.336029,"freq_skew":-0.832674,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491511,"usec":24226},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438277,"noise_level":-22.323017,"freq_skew":1.912488,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491512,"usec":551291},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106664,"noise_level":-22.682211,"freq_skew":1.450227,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":43.000000,"lon":-6.200000},"alt":19000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491514,"usec":78511},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001324,"noise_level":-22.499214,"freq_skew":-0.586847,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"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":7,"ack":17,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491514,"usec":840245},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.079018,"noise_level":-22.557045,"freq_skew":-0.616269,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784491517,"usec":120229},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653638,"noise_level":-22.540333,"freq_skew":2.135581,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":1519,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491517,"usec":121381},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866276,"noise_level":-23.259201,"freq_skew":1.332469,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491518,"usec":643682},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782629,"noise_level":-23.596924,"freq_skew":1.209120,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491520,"usec":927360},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713325,"noise_level":-23.574343,"freq_skew":1.487497,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":43.000000,"lon":-6.200000},"alt":19000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491520,"usec":927479},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957907,"noise_level":-23.574343,"freq_skew":-0.536123,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491520,"usec":933985},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897356,"noise_level":-24.360531,"freq_skew":1.615068,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"V754GD","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491520,"usec":933985},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.897356,"noise_level":-24.360531,"freq_skew":1.615068,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15042310","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,68,200,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491521,"usec":693237},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530120,"noise_level":-24.022787,"freq_skew":-0.686288,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52929,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[74,166,23,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491522,"usec":451255},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623529,"noise_level":-23.954046,"freq_skew":-0.580613,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52929,"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":[219,191,83,12]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491523,"usec":213535},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407625,"noise_level":-23.500507,"freq_skew":-0.583410,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491525,"usec":490936},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972698,"noise_level":-23.104626,"freq_skew":1.784377,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"V754GD","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491525,"usec":491249},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711185,"noise_level":-23.476654,"freq_skew":-2.201540,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":107,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[108,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491525,"usec":493985},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774372,"noise_level":-23.531593,"freq_skew":1.758476,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15042310","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,68,200,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491525,"usec":498996},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044413,"noise_level":-24.260132,"freq_skew":1.514534,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"V754GD","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491526,"usec":258432},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852031,"noise_level":-24.203577,"freq_skew":-2.236101,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":108,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45003,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[183,173]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":5,"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":1784491527,"usec":22546},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803860,"noise_level":-24.477646,"freq_skew":0.299393,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"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":45039,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[80,190,96,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491527,"usec":26704},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948113,"noise_level":-24.333403,"freq_skew":1.540103,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491527,"usec":784771},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.154961,"noise_level":-24.233839,"freq_skew":-2.389865,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491527,"usec":798467},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697239,"noise_level":-24.327639,"freq_skew":-2.276881,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491529,"usec":308908},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763343,"noise_level":-23.827665,"freq_skew":-2.198264,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491530,"usec":71185},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706990,"noise_level":-24.084433,"freq_skew":-2.476279,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":109,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":5,"dst_ref":26643,"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":[103,216]},{"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":1784491530,"usec":827380},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489145,"noise_level":-24.637785,"freq_skew":1.838297,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491531,"usec":592416},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.230698,"noise_level":-24.275082,"freq_skew":-2.163752,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491531,"usec":595618},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736507,"noise_level":-24.148129,"freq_skew":1.596694,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1463,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[14,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491531,"usec":596539},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687810,"noise_level":-24.148129,"freq_skew":0.041488,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":1784491531,"usec":598218},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706637,"noise_level":-24.120167,"freq_skew":0.077259,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":515,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"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":[232,22,1,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491533,"usec":881309},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127674,"noise_level":-23.257227,"freq_skew":0.824083,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2032,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[23,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491533,"usec":881689},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643569,"noise_level":-23.244598,"freq_skew":1.708746,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491534,"usec":642621},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.269310,"noise_level":-23.900013,"freq_skew":1.498503,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491536,"usec":161358},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042815,"noise_level":-23.295536,"freq_skew":-0.704009,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491536,"usec":165243},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.649895,"noise_level":-23.157013,"freq_skew":0.797492,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1978,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[213,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491536,"usec":926958},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.794397,"noise_level":-22.996101,"freq_skew":-0.337952,"avlc":{"src":{"addr":"06A0E9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491539,"usec":211978},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793926,"noise_level":-22.227842,"freq_skew":0.868896,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2033,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44979,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,242]},{"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":1784491539,"usec":215709},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.015350,"noise_level":-22.127396,"freq_skew":0.712964,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":10645,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":66,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[59,201,208,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491539,"usec":976596},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392807,"noise_level":-21.960739,"freq_skew":-0.480774,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":45051,"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":[26,21,46,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491540,"usec":737364},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.588272,"noise_level":-21.790375,"freq_skew":0.804886,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784491540,"usec":737528},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834409,"noise_level":-22.347033,"freq_skew":1.277191,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[202,191]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491541,"usec":497035},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781359,"noise_level":-22.111265,"freq_skew":0.997981,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1979,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[152,229]},{"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":1784491543,"usec":23399},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334143,"noise_level":-21.735191,"freq_skew":-0.150944,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":45051,"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":[26,21,46,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491543,"usec":782104},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.382347,"noise_level":-22.638037,"freq_skew":0.823035,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784491543,"usec":784540},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029525,"noise_level":-22.556046,"freq_skew":0.547535,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784491543,"usec":785845},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875628,"noise_level":-22.509539,"freq_skew":0.814361,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":41616,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491544,"usec":548607},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038086,"noise_level":-22.235264,"freq_skew":-1.497364,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491547,"usec":607077},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.249866,"noise_level":-21.915550,"freq_skew":-2.418004,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-NUA","mode":"2","label":"83","blk_id":"0","ack":"!","flight":"NO0785","msg_num":"M39","msg_num_seq":"A","msg_text":"KJFK,LICJ,192005, 41.16,-  1.87,40005,258,  83.1, 16800"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491549,"usec":118818},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391427,"noise_level":-21.986618,"freq_skew":1.719470,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4152,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491549,"usec":120926},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611240,"noise_level":-22.513025,"freq_skew":1.789979,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491551,"usec":405553},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860700,"noise_level":-22.632355,"freq_skew":-2.112113,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491553,"usec":688396},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613531,"noise_level":-21.899685,"freq_skew":1.916334,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784491554,"usec":452145},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822646,"noise_level":-22.119099,"freq_skew":1.888532,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491554,"usec":452667},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834147,"noise_level":-22.108021,"freq_skew":0.965053,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491554,"usec":455175},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798394,"noise_level":-22.019892,"freq_skew":-0.813912,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45068,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[222,89,87,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491556,"usec":734890},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644659,"noise_level":-21.632645,"freq_skew":1.724095,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45156,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[112,209,83,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491560,"usec":546606},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825330,"noise_level":-21.270390,"freq_skew":0.150611,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491562,"usec":68490},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831291,"noise_level":-20.967054,"freq_skew":1.731686,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":42.900002,"lon":-6.300000},"alt":22000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491562,"usec":73039},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721824,"noise_level":-21.225578,"freq_skew":1.617647,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"V754GD","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491562,"usec":834510},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633923,"noise_level":-21.145926,"freq_skew":1.644073,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15042310","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,68,200,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491562,"usec":834996},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871583,"noise_level":-21.968369,"freq_skew":1.294485,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491563,"usec":596537},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.073991,"noise_level":-22.283878,"freq_skew":1.795211,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491566,"usec":638211},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.730807,"noise_level":-21.610937,"freq_skew":1.835949,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"V754GD","msg_num":"M27","msg_num_seq":"A","msg_text":"200605,22184,2113, 131,N 43.019 W  6.315"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491566,"usec":648945},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727260,"noise_level":-21.844505,"freq_skew":1.287215,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1465,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29702,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[208,215]},{"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":1784491567,"usec":403895},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.668778,"noise_level":-22.910076,"freq_skew":0.176471,"avlc":{"src":{"addr":"34745A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491569,"usec":698297},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610209,"noise_level":-21.880688,"freq_skew":1.872172,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491570,"usec":444171},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735644,"noise_level":-21.741590,"freq_skew":1.615455,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHU","mode":"2","label":"20","blk_id":"7","ack":"!","flight":"HV030N","msg_num":"M80","msg_num_seq":"A","msg_text":"RST54A19200606TRA30N  LEZLEHAM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491570,"usec":449393},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284219,"noise_level":-21.752357,"freq_skew":0.201885,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"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":45039,"credit":4,"rseq":12,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[190,109,20,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491571,"usec":983124},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610686,"noise_level":-22.255068,"freq_skew":1.674514,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"V754GD","msg_num":"M28","msg_num_seq":"A","msg_text":"/LPPT.TI2/040LPPTA345A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491572,"usec":739862},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006011,"noise_level":-22.297630,"freq_skew":0.968326,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":41807,"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":1784491573,"usec":501469},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527606,"noise_level":-21.910326,"freq_skew":-0.186668,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491573,"usec":503146},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523680,"noise_level":-21.856382,"freq_skew":1.697259,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491575,"usec":779467},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.556908,"noise_level":-21.294273,"freq_skew":1.762601,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491575,"usec":786321},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770117,"noise_level":-21.946152,"freq_skew":-0.933713,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":86,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45092,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,191,131,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491576,"usec":552046},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751979,"noise_level":-21.636578,"freq_skew":0.988976,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491577,"usec":305134},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507711,"noise_level":-21.573883,"freq_skew":1.200445,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":814,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45086,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[203,131,102,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491578,"usec":65353},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733555,"noise_level":-22.046505,"freq_skew":-1.604106,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":39,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491578,"usec":825675},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901925,"noise_level":-21.861671,"freq_skew":0.806969,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":1784491579,"usec":607197},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648973,"noise_level":-21.476719,"freq_skew":1.510665,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"_d","blk_id":"6","ack":"M","flight":"V754GD","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491580,"usec":357544},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347304,"noise_level":-22.226734,"freq_skew":1.107441,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491581,"usec":113593},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053666,"noise_level":-22.070997,"freq_skew":1.558429,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"_d","blk_id":"7","ack":"N","flight":"V754GD","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491581,"usec":888176},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.435957,"noise_level":-22.114847,"freq_skew":-0.805934,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491582,"usec":651335},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.327377,"noise_level":-22.480213,"freq_skew":-1.655138,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491583,"usec":402272},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013702,"noise_level":-22.434111,"freq_skew":0.930039,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491583,"usec":403280},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958827,"noise_level":-22.388250,"freq_skew":-0.855627,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"SA","blk_id":"8","ack":"!","flight":"AT667H","msg_num":"M07","msg_num_seq":"A","msg_text":"0LS2006222","media-adv":{"err":false,"version":0,"current_link":{"code":"S","descr":"Default SATCOM","established":false,"time":{"hour":20,"min":6,"sec":22}},"links_avail":[{"code":"2","descr":"VDL2"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491584,"usec":170540},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885455,"noise_level":-22.161362,"freq_skew":-0.758538,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491586,"usec":450872},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392840,"noise_level":-21.580553,"freq_skew":0.975261,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2038,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491587,"usec":218378},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637279,"noise_level":-22.085911,"freq_skew":0.054200,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491589,"usec":496856},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.202133,"noise_level":-21.908703,"freq_skew":1.678518,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491590,"usec":265257},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.112000,"noise_level":-21.896555,"freq_skew":-2.398226,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491592,"usec":552353},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.543002,"noise_level":-21.398220,"freq_skew":1.309622,"avlc":{"src":{"addr":"3483DA","type":"Aircraft","status":"On ground"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491593,"usec":306352},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702050,"noise_level":-21.333641,"freq_skew":1.785191,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHU","mode":"2","label":"_d","blk_id":"8","ack":"V","flight":"HV030N","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491594,"usec":831132},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.388027,"noise_level":-21.753511,"freq_skew":-0.172057,"avlc":{"src":{"addr":"34745A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":2099,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491595,"usec":590581},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948353,"noise_level":-21.533119,"freq_skew":-0.863196,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491597,"usec":120601},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.419221,"noise_level":-21.502205,"freq_skew":-2.328143,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":110,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491598,"usec":647863},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467173,"noise_level":-20.932709,"freq_skew":0.534880,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491601,"usec":686660},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863949,"noise_level":-21.347143,"freq_skew":1.116557,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491603,"usec":205279},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.319811,"noise_level":-21.116154,"freq_skew":0.786193,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491603,"usec":205930},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.020224,"noise_level":-21.096422,"freq_skew":0.610138,"avlc":{"src":{"addr":"3964F3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491603,"usec":977355},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794855,"noise_level":-21.299246,"freq_skew":-1.478084,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491604,"usec":740968},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862763,"noise_level":-21.738495,"freq_skew":-0.827777,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45068,"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":[177,149,60,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491605,"usec":492515},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894286,"noise_level":-22.922264,"freq_skew":1.625691,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":903,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[16,40,171,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491607,"usec":22028},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.213147,"noise_level":-22.368759,"freq_skew":1.477528,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491613,"usec":885102},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736890,"noise_level":-21.673931,"freq_skew":1.577394,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491619,"usec":979019},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988909,"noise_level":-20.998787,"freq_skew":-0.026490,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":516,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491619,"usec":981205},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610918,"noise_level":-20.969603,"freq_skew":1.588389,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491620,"usec":732338},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.639434,"noise_level":-21.765602,"freq_skew":0.290961,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":893,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52909,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[105,56]},{"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":1784491623,"usec":18601},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843038,"noise_level":-21.071987,"freq_skew":1.047048,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491623,"usec":19715},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924831,"noise_level":-22.212048,"freq_skew":-0.190778,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":516,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491623,"usec":792145},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.237057,"noise_level":-21.860680,"freq_skew":1.008353,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9416,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[8,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491623,"usec":794066},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.272665,"noise_level":-23.556587,"freq_skew":1.990495,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784491625,"usec":319209},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619016,"noise_level":-23.048756,"freq_skew":-0.674661,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45092,"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":[52,46,100,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491626,"usec":74390},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117181,"noise_level":-22.733742,"freq_skew":0.929958,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491626,"usec":836553},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555695,"noise_level":-22.487391,"freq_skew":1.081890,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":45086,"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":[83,116,194,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491628,"usec":351743},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891776,"noise_level":-22.354603,"freq_skew":0.746743,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491629,"usec":114159},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194232,"noise_level":-22.261026,"freq_skew":1.290103,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9417,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[202,189]},{"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":1784491629,"usec":124164},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811062,"noise_level":-22.082573,"freq_skew":-0.585498,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45092,"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":[52,46,100,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491629,"usec":888085},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894495,"noise_level":-21.839628,"freq_skew":0.076272,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":254,"sseq":2,"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":894,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491631,"usec":400683},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619519,"noise_level":-21.482098,"freq_skew":1.741026,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491632,"usec":167239},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522843,"noise_level":-21.238300,"freq_skew":0.890843,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784491632,"usec":940163},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405264,"noise_level":-21.103893,"freq_skew":-0.056130,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491633,"usec":694998},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726964,"noise_level":-21.923992,"freq_skew":-0.621909,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45092,"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":[52,46,100,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491636,"usec":741223},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339100,"noise_level":-21.580055,"freq_skew":0.992777,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491636,"usec":741935},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640418,"noise_level":-21.679482,"freq_skew":-0.525392,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52929,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[74,166,23,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491637,"usec":499064},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597082,"noise_level":-22.122723,"freq_skew":1.245919,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":45086,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[33,80,152,211]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45086,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[44,162,121,149]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":7,"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":1784491637,"usec":505759},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481313,"noise_level":-22.127213,"freq_skew":-0.627701,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491640,"usec":541362},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672878,"noise_level":-21.535995,"freq_skew":1.156969,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":45086,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[33,80,152,211]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45086,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[44,162,121,149]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":7,"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":1784491641,"usec":306283},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580246,"noise_level":-21.409006,"freq_skew":1.228511,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45086,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[242,211,162,59]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":7,"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":1784491642,"usec":836173},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721706,"noise_level":-22.044910,"freq_skew":1.278633,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491642,"usec":837507},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650690,"noise_level":-22.790424,"freq_skew":1.043230,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491643,"usec":594912},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845366,"noise_level":-22.346825,"freq_skew":1.257527,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":45086,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[118,29,202,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491644,"usec":368771},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527098,"noise_level":-22.527786,"freq_skew":1.636652,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":106,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45074,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[57,209]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491645,"usec":876901},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420895,"noise_level":-22.916441,"freq_skew":-0.129988,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":616,"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":1784491646,"usec":644409},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.059418,"noise_level":-23.200413,"freq_skew":0.819726,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784491649,"usec":696858},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363061,"noise_level":-22.384844,"freq_skew":1.459594,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":107,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45074,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[239,113]},{"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":1784491651,"usec":228089},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977987,"noise_level":-22.179508,"freq_skew":-0.085177,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":518,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[27,137,139,158]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491651,"usec":979653},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.205383,"noise_level":-22.569572,"freq_skew":-0.065351,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491652,"usec":738932},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.751433,"noise_level":-22.546251,"freq_skew":1.145148,"avlc":{"src":{"addr":"3483DA","type":"Aircraft","status":"On ground"},"dst":{"addr":"2A3D45","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491655,"usec":779064},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518820,"noise_level":-21.456421,"freq_skew":1.410404,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":904,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[91,65,214,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491655,"usec":779744},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.475091,"noise_level":-21.549511,"freq_skew":1.260682,"avlc":{"src":{"addr":"3483DA","type":"Aircraft","status":"On ground"},"dst":{"addr":"2A3D45","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":1784491656,"usec":556627},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526413,"noise_level":-21.873177,"freq_skew":0.907852,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491657,"usec":318101},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674460,"noise_level":-21.607855,"freq_skew":1.543772,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491658,"usec":73573},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439110,"noise_level":-21.475998,"freq_skew":0.380900,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491658,"usec":835782},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528398,"noise_level":-21.753803,"freq_skew":1.752366,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":45108,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[142,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491658,"usec":837973},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819630,"noise_level":-21.732569,"freq_skew":1.295714,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1466,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29702,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[208,215]},{"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":1784491659,"usec":595974},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.334964,"noise_level":-22.280558,"freq_skew":-0.278145,"avlc":{"src":{"addr":"34745A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491659,"usec":599181},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552507,"noise_level":-22.889254,"freq_skew":1.198348,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":2039,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[167,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491660,"usec":360505},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594044,"noise_level":-22.697561,"freq_skew":-0.388525,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":617,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45051,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[31,136,4,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491660,"usec":361497},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.372418,"noise_level":-22.673895,"freq_skew":0.945608,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491661,"usec":117180},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800442,"noise_level":-22.343830,"freq_skew":1.363653,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1467,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491661,"usec":121102},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776661,"noise_level":-23.469719,"freq_skew":-0.200155,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491661,"usec":127870},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.827297,"noise_level":-23.873726,"freq_skew":-2.433058,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491663,"usec":400842},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662201,"noise_level":-23.127743,"freq_skew":0.036807,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491663,"usec":402093},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764355,"noise_level":-23.090467,"freq_skew":-0.197645,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":519,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[112,86,189,73]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44955,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[40,141,66,50]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":7,"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":1784491663,"usec":405663},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.327197,"noise_level":-23.243818,"freq_skew":1.666460,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45108,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[69,249]},{"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":1784491663,"usec":410387},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678339,"noise_level":-23.143448,"freq_skew":1.370890,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":905,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":13,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491664,"usec":169963},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956396,"noise_level":-22.849125,"freq_skew":1.543776,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491664,"usec":928330},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335171,"noise_level":-23.358047,"freq_skew":1.101894,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":2040,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[94,229]},{"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":1784491664,"usec":934123},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.962211,"noise_level":-24.000195,"freq_skew":0.036725,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491665,"usec":688784},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708294,"noise_level":-23.636227,"freq_skew":1.337432,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AT801F","msg_num":"D39","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_        EGLLGMMN 74\r\n 42142  -64592006034996-503229045X20IH-0140180000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491666,"usec":446971},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.170437,"noise_level":-23.531248,"freq_skew":1.646602,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491666,"usec":447263},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817900,"noise_level":-23.518215,"freq_skew":-0.002899,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":519,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[112,86,189,73]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44955,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[40,141,66,50]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":7,"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":1784491667,"usec":225092},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055144,"noise_level":-23.107136,"freq_skew":-0.119504,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":520,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44955,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[116,184,175,138]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":7,"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":1784491667,"usec":980676},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907848,"noise_level":-23.712170,"freq_skew":-0.124752,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491667,"usec":980676},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.907848,"noise_level":-23.712170,"freq_skew":-0.124752,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"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":1784491669,"usec":495236},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904169,"noise_level":-23.170099,"freq_skew":-0.305121,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491669,"usec":499429},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.148548,"noise_level":-23.143116,"freq_skew":1.363809,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491670,"usec":263605},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762671,"noise_level":-23.703865,"freq_skew":-0.240255,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":521,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[197,35,239,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491674,"usec":830284},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532776,"noise_level":-21.915529,"freq_skew":-0.190829,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":45051,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[116,85,54,27]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45051,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[163,51,209,131]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":7,"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":1784491674,"usec":834119},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860962,"noise_level":-22.765652,"freq_skew":0.947190,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":10841,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":66,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[144,150,3,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491676,"usec":365576},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711708,"noise_level":-22.099207,"freq_skew":1.604407,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":1717,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491677,"usec":127822},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538567,"noise_level":-22.186005,"freq_skew":-0.157442,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":45051,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[116,85,54,27]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45051,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[163,51,209,131]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":7,"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":1784491677,"usec":877221},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555965,"noise_level":-23.624880,"freq_skew":1.017356,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784491678,"usec":642815},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.823841,"noise_level":-23.153839,"freq_skew":-0.028470,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491679,"usec":404540},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.687099,"noise_level":-22.944086,"freq_skew":0.735456,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":10841,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":66,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[144,150,3,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491680,"usec":924531},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.587646,"noise_level":-22.391685,"freq_skew":0.208557,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491680,"usec":925098},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443033,"noise_level":-22.368839,"freq_skew":-0.162734,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491681,"usec":686479},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819690,"noise_level":-22.022160,"freq_skew":1.523051,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":622,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45156,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[197,158,133,83]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45156,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[114,41,185,120]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":7,"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":1784491682,"usec":458013},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.865133,"noise_level":-21.625713,"freq_skew":1.650103,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491683,"usec":211636},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832098,"noise_level":-21.966455,"freq_skew":1.715317,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491683,"usec":211636},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.832098,"noise_level":-21.966455,"freq_skew":1.715317,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"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":623,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":71,"dst_ref":29725,"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":[114,119,128,56]}]}],"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":1784491683,"usec":222176},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.343369,"noise_level":-22.428934,"freq_skew":1.990473,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-NAD","mode":"2","label":"_d","blk_id":"6","ack":"J","flight":"D805BF","msg_num":"S10","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491683,"usec":977230},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423329,"noise_level":-22.213348,"freq_skew":1.967869,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-NAD","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"D805BF","msg_num":"F74","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN43345W004044,DELOG,200801,370,CRISA,204752,MOCEQ,M55,244037,1023161"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491683,"usec":979613},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899858,"noise_level":-22.179792,"freq_skew":1.491354,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491684,"usec":736755},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830145,"noise_level":-22.237337,"freq_skew":1.040407,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"LFRB"},{"name":"ac_location","value":{"loc":{"lat":41.700001,"lon":-5.900000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491684,"usec":736755},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.830145,"noise_level":-22.237337,"freq_skew":1.040407,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"V706QH","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491684,"usec":736755},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.830145,"noise_level":-22.237337,"freq_skew":1.040407,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063111","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491685,"usec":505555},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.020942,"noise_level":-22.755058,"freq_skew":1.011194,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":43936,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":52959,"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":[119,143,78,82]},{"name":"checksum","value":[114,187]},{"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":1784491686,"usec":261742},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605119,"noise_level":-22.508110,"freq_skew":-0.353568,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491686,"usec":266258},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543468,"noise_level":-23.581284,"freq_skew":-0.408206,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":619,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":67,"dst_ref":52959,"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":[43,82,17,214]}]}],"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":1784491687,"usec":22055},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.513925,"noise_level":-23.785486,"freq_skew":1.005620,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784491687,"usec":26083},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.099264,"noise_level":-23.731928,"freq_skew":1.013470,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"V706QH","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491687,"usec":27167},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828263,"noise_level":-24.734722,"freq_skew":1.124599,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063111","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491688,"usec":544464},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925799,"noise_level":-24.148727,"freq_skew":1.272625,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491689,"usec":306632},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.351552,"noise_level":-24.819752,"freq_skew":-0.821147,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491689,"usec":308694},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039950,"noise_level":-24.714489,"freq_skew":1.670943,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":624,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491689,"usec":314942},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340374,"noise_level":-25.125525,"freq_skew":-0.397440,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":619,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":67,"dst_ref":52959,"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":[43,82,17,214]}]}],"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":1784491690,"usec":67862},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792020,"noise_level":-24.954832,"freq_skew":0.814374,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":43947,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[154,38,7,161]},{"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":1784491690,"usec":69449},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.778174,"noise_level":-24.878340,"freq_skew":-2.191785,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":111,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[108,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491690,"usec":70137},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947331,"noise_level":-24.847929,"freq_skew":0.903674,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"V706QH","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491690,"usec":75213},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910570,"noise_level":-25.528891,"freq_skew":1.095224,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063111","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491690,"usec":833690},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837346,"noise_level":-25.447197,"freq_skew":0.237809,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":690,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45039,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[80,190,96,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491690,"usec":835445},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660463,"noise_level":-25.350166,"freq_skew":1.883005,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491690,"usec":836162},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740421,"noise_level":-26.157801,"freq_skew":-0.208612,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491692,"usec":353205},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.144033,"noise_level":-25.479078,"freq_skew":-2.040058,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491692,"usec":353817},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.332678,"noise_level":-25.446495,"freq_skew":1.513510,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":624,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491693,"usec":115309},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635758,"noise_level":-25.002720,"freq_skew":-0.477823,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491693,"usec":873839},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916660,"noise_level":-24.867620,"freq_skew":0.354748,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":690,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45039,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[80,190,96,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491693,"usec":882767},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.493563,"noise_level":-25.254385,"freq_skew":0.770391,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491694,"usec":640624},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913158,"noise_level":-25.175220,"freq_skew":0.945190,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491694,"usec":641668},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807953,"noise_level":-25.112404,"freq_skew":1.105118,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"V706QH","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491694,"usec":641668},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.807953,"noise_level":-25.112404,"freq_skew":1.105118,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":1784491694,"usec":642250},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.047907,"noise_level":-25.081167,"freq_skew":0.850124,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063111","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491696,"usec":161445},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.905862,"noise_level":-24.363289,"freq_skew":-2.440134,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":112,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26643,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[244,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491696,"usec":930963},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.100926,"noise_level":-24.200394,"freq_skew":-2.435627,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":113,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[89,59]},{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491697,"usec":689722},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932464,"noise_level":-23.923111,"freq_skew":1.127179,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"V706QH","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491697,"usec":690402},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877384,"noise_level":-23.895864,"freq_skew":1.077911,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063111","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491699,"usec":980616},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040485,"noise_level":-23.449902,"freq_skew":0.910057,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":42617,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491700,"usec":736712},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943413,"noise_level":-23.157677,"freq_skew":0.865079,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"V706QH","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491700,"usec":744474},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928752,"noise_level":-23.095432,"freq_skew":0.968329,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063111","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491700,"usec":746156},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752164,"noise_level":-23.095432,"freq_skew":-1.799088,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491701,"usec":497629},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.676892,"noise_level":-22.947830,"freq_skew":-2.274440,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491705,"usec":310051},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441837,"noise_level":-21.683018,"freq_skew":1.778131,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491705,"usec":318472},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895766,"noise_level":-22.123367,"freq_skew":1.372347,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1468,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[14,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491706,"usec":73636},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899145,"noise_level":-21.850414,"freq_skew":0.867612,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1980,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[213,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491706,"usec":831286},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880556,"noise_level":-21.743591,"freq_skew":1.307226,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1469,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[202,191]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491709,"usec":122246},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649806,"noise_level":-21.571856,"freq_skew":0.920570,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491709,"usec":122246},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.649806,"noise_level":-21.571856,"freq_skew":0.920570,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LFRB"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-5.900000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491709,"usec":124896},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.257628,"noise_level":-22.069510,"freq_skew":0.884429,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491709,"usec":879891},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647684,"noise_level":-21.916542,"freq_skew":0.814258,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"V706QH","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491709,"usec":879891},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.647684,"noise_level":-21.916542,"freq_skew":0.814258,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063111","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491709,"usec":883503},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.197169,"noise_level":-22.627954,"freq_skew":0.760425,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":"15063111","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491710,"usec":639972},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.127641,"noise_level":-22.569380,"freq_skew":0.827458,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491710,"usec":641694},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334385,"noise_level":-22.499603,"freq_skew":0.763417,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":819,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":7,"ack":11,"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":1784491710,"usec":645318},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.228274,"noise_level":-22.430386,"freq_skew":1.032486,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":20.000000,"flags":246,"pdu_id":42691,"idrp":{"err":false,"pdu_type":5,"pdu_type_name":"Cease","seq":14,"ack":6,"credit_offered":0,"credit_avail":0}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491711,"usec":400937},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.158196,"noise_level":-22.203562,"freq_skew":1.041831,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491711,"usec":401966},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505660,"noise_level":-22.181204,"freq_skew":0.751073,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1981,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[152,229]},{"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":1784491715,"usec":213651},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660480,"noise_level":-21.122046,"freq_skew":0.801529,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1981,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[152,229]},{"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":1784491715,"usec":217659},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763294,"noise_level":-21.608541,"freq_skew":-2.867585,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFML"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491715,"usec":972866},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.076221,"noise_level":-21.351067,"freq_skew":-2.765553,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15102001","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,132,1,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491716,"usec":734471},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069033,"noise_level":-21.416164,"freq_skew":-2.774709,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OOQ","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"YW1173","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491716,"usec":736577},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572631,"noise_level":-21.631989,"freq_skew":1.532747,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491717,"usec":500908},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545564,"noise_level":-22.485332,"freq_skew":-2.714315,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491720,"usec":547475},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759748,"noise_level":-21.526453,"freq_skew":0.736229,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491720,"usec":552661},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.264308,"noise_level":-21.382683,"freq_skew":0.987548,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":42760,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":15,"ack":6,"credit_offered":4,"credit_avail":0,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,1,83,73,84,0,89,85,76],"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":1784491720,"usec":556928},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719374,"noise_level":-21.321789,"freq_skew":0.695258,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":820,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":7,"ack":15,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,86,79,69,0,52,102,73],"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":1784491721,"usec":307549},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.072626,"noise_level":-22.302551,"freq_skew":0.669725,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":20.000000,"flags":246,"pdu_id":42765,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":16,"ack":7,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491721,"usec":311409},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764955,"noise_level":-22.156591,"freq_skew":0.831931,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":821,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":8,"ack":15,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":7,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,86,79,69,0,52,102,73]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,86,79,69,0,52,102,73]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491721,"usec":311409},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.764955,"noise_level":-22.156591,"freq_skew":0.831931,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":822,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":9,"ack":15,"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":[[71,0,39,65,86,79,69,0,52,102,73]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,86,79,69,0,52,102,73]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491722,"usec":68552},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902883,"noise_level":-22.112169,"freq_skew":0.940829,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","type":"Aircraft"},"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":1784491722,"usec":72845},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.540941,"noise_level":-22.066017,"freq_skew":0.054912,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491722,"usec":836699},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812465,"noise_level":-22.351135,"freq_skew":0.686612,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491722,"usec":836699},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.812465,"noise_level":-22.351135,"freq_skew":0.686612,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":10,"ack":16,"credit_offered":3,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491722,"usec":839471},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.449032,"noise_level":-22.238014,"freq_skew":1.040155,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":42778,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":17,"ack":9,"credit_offered":4,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491723,"usec":590665},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948109,"noise_level":-22.027056,"freq_skew":0.650378,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491723,"usec":591661},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371983,"noise_level":-22.455370,"freq_skew":1.677873,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491723,"usec":592263},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488404,"noise_level":-23.094378,"freq_skew":-0.639768,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":88,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491724,"usec":356249},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.124535,"noise_level":-22.825701,"freq_skew":-1.639444,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491724,"usec":357475},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.347561,"noise_level":-22.782921,"freq_skew":0.985331,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491724,"usec":359187},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581284,"noise_level":-22.711420,"freq_skew":1.060766,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491725,"usec":116867},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762841,"noise_level":-22.593538,"freq_skew":-0.666204,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":45068,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[222,89,87,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491727,"usec":412110},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.178894,"noise_level":-21.662197,"freq_skew":-1.792313,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491728,"usec":155983},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744287,"noise_level":-22.133133,"freq_skew":0.920296,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491730,"usec":449877},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621374,"noise_level":-21.545975,"freq_skew":0.891459,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491730,"usec":462896},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753916,"noise_level":-21.330723,"freq_skew":-0.280869,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSZ","mode":"2","label":"B9","blk_id":"2","ack":"!","flight":"TO276D","msg_num":"J11","msg_num_seq":"A","msg_text":"/GMAD.TI2/000GMADA4C62"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491731,"usec":211951},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.986609,"noise_level":-21.280249,"freq_skew":0.819628,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784491733,"usec":496386},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894402,"noise_level":-21.095169,"freq_skew":-0.110048,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491734,"usec":259641},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.034537,"noise_level":-20.884142,"freq_skew":0.065028,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491735,"usec":779654},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823647,"noise_level":-21.060101,"freq_skew":0.180145,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":691,"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":1784491735,"usec":780410},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939499,"noise_level":-21.040495,"freq_skew":-0.037208,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSZ","mode":"2","label":"_d","blk_id":"3","ack":"S","flight":"TO276D","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491738,"usec":74665},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.730828,"noise_level":-20.852068,"freq_skew":-1.785481,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":16,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491738,"usec":80291},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851384,"noise_level":-20.816315,"freq_skew":0.047046,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSZ","mode":"2","label":"_d","blk_id":"3","ack":"S","flight":"TO276D","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491738,"usec":828148},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840590,"noise_level":-21.645752,"freq_skew":0.383072,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":691,"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":1784491738,"usec":829581},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067557,"noise_level":-21.603859,"freq_skew":0.749792,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","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":1784491738,"usec":832813},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890623,"noise_level":-21.510336,"freq_skew":-0.269310,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSZ","mode":"2","label":"_d","blk_id":"4","ack":"T","flight":"TO276D","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491740,"usec":359001},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458915,"noise_level":-21.558561,"freq_skew":0.345587,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491740,"usec":368260},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366650,"noise_level":-21.332870,"freq_skew":0.432684,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":692,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45039,"credit":4,"rseq":12,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[190,109,20,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491741,"usec":116347},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.012444,"noise_level":-21.266062,"freq_skew":0.317553,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":895,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52909,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[105,56]},{"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":1784491742,"usec":642364},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663538,"noise_level":-22.115776,"freq_skew":1.460476,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":108,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491743,"usec":402196},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081071,"noise_level":-23.033354,"freq_skew":1.549601,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491744,"usec":171751},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.149841,"noise_level":-23.104359,"freq_skew":0.342833,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":895,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52909,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[105,56]},{"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":1784491745,"usec":694505},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719462,"noise_level":-23.141083,"freq_skew":-0.660918,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":89,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45092,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,191,131,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491747,"usec":215968},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742853,"noise_level":-22.997326,"freq_skew":-0.973882,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784491747,"usec":986064},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.658357,"noise_level":-23.581867,"freq_skew":0.056280,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":895,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52909,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[105,56]},{"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":1784491748,"usec":741429},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080959,"noise_level":-23.398008,"freq_skew":0.701795,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"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":1784491748,"usec":741575},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018348,"noise_level":-23.398008,"freq_skew":-2.360266,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":114,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45003,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[104,221]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491748,"usec":741575},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.018348,"noise_level":-23.398008,"freq_skew":-2.360266,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":115,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45003,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[249,106]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":9,"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":1784491749,"usec":495158},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762914,"noise_level":-23.301113,"freq_skew":-0.503169,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491750,"usec":261190},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763013,"noise_level":-22.976980,"freq_skew":-0.338935,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491750,"usec":263010},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.271821,"noise_level":-22.916010,"freq_skew":-2.409444,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491751,"usec":19891},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452901,"noise_level":-22.605686,"freq_skew":1.180866,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1470,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29702,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[208,215]},{"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":1784491751,"usec":20413},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250744,"noise_level":-22.947926,"freq_skew":1.062354,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":9418,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491752,"usec":553447},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855715,"noise_level":-23.312321,"freq_skew":-2.189205,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":116,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45003,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[117,165]}]}],"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":7,"day":19},"time":{"hour":20,"min":9,"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":1784491754,"usec":72569},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.072453,"noise_level":-23.464108,"freq_skew":-2.245417,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":117,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26643,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[68,227]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":9,"sec":13}},"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":1784491754,"usec":74470},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.223195,"noise_level":-23.533144,"freq_skew":-2.224698,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":118,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":4,"dst_ref":45003,"variable_part_params":[{"name":"checksum","value":[180,60]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491754,"usec":75192},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.728140,"noise_level":-23.507092,"freq_skew":0.302688,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":895,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52909,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[105,56]},{"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":1784491754,"usec":832175},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.130491,"noise_level":-23.301434,"freq_skew":0.347628,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491755,"usec":603694},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.151111,"noise_level":-23.032578,"freq_skew":-2.188750,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491756,"usec":358305},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866286,"noise_level":-23.224108,"freq_skew":-0.577319,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52929,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[74,166,23,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491756,"usec":360301},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640186,"noise_level":-24.123215,"freq_skew":-2.457008,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":119,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26643,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[233,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491757,"usec":881934},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765844,"noise_level":-23.789663,"freq_skew":-0.718856,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491760,"usec":165574},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638185,"noise_level":-22.728491,"freq_skew":0.768915,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491760,"usec":927457},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.890264,"noise_level":-22.851070,"freq_skew":1.689536,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784491760,"usec":927635},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898201,"noise_level":-22.851070,"freq_skew":-1.777530,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491763,"usec":975020},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053712,"noise_level":-23.359871,"freq_skew":-0.828047,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784491763,"usec":976321},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692059,"noise_level":-24.348083,"freq_skew":1.773878,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784491764,"usec":732660},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740602,"noise_level":-24.871313,"freq_skew":0.767402,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,1],"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":824,"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":45086,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[118,29,202,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491764,"usec":733973},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617105,"noise_level":-25.715590,"freq_skew":1.032791,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","type":"Aircraft"},"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":1784491764,"usec":738602},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.581856,"noise_level":-25.483891,"freq_skew":0.140569,"avlc":{"src":{"addr":"34745A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":2102,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45075,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[29,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491764,"usec":740947},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965988,"noise_level":-25.370316,"freq_skew":0.584130,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491765,"usec":501717},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.163698,"noise_level":-25.258213,"freq_skew":-0.013189,"avlc":{"src":{"addr":"34745A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZN","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX5038","msg_num":"F02","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39329W004017,GDA,200923,187,MD450,201047,BUREX,M11,235046,86F7A0"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491766,"usec":265957},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799941,"noise_level":-25.005775,"freq_skew":0.728221,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491768,"usec":545114},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459260,"noise_level":-24.439650,"freq_skew":1.686516,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IWF","mode":"2","label":"B9","blk_id":"7","ack":"!","flight":"3V08VC","msg_num":"M11","msg_num_seq":"A","msg_text":"/LEZL.TI2/024LEZLA7927"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491769,"usec":312369},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.811361,"noise_level":-24.538395,"freq_skew":0.072930,"avlc":{"src":{"addr":"34745A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491770,"usec":76796},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898044,"noise_level":-24.040318,"freq_skew":0.086701,"avlc":{"src":{"addr":"34745A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":2103,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45075,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[235,107]},{"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":1784491771,"usec":606170},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.103458,"noise_level":-23.375885,"freq_skew":-2.261077,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":120,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26643,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[229,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491772,"usec":362244},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352267,"noise_level":-23.061352,"freq_skew":1.517126,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491773,"usec":882833},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.621145,"noise_level":-22.940315,"freq_skew":0.279227,"avlc":{"src":{"addr":"4854CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491774,"usec":650764},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732268,"noise_level":-22.911026,"freq_skew":-0.705562,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"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":1784491774,"usec":650928},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717072,"noise_level":-22.911026,"freq_skew":-0.459738,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":45068,"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":[177,149,60,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491775,"usec":406248},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550766,"noise_level":-22.924709,"freq_skew":1.296028,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":906,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[16,40,171,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491775,"usec":408393},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860731,"noise_level":-22.864103,"freq_skew":1.806949,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":29725,"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":[133,189,232,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491776,"usec":163850},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.521766,"noise_level":-23.441216,"freq_skew":-2.172638,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":120,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26643,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[229,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491776,"usec":164256},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.120162,"noise_level":-23.428316,"freq_skew":-2.452531,"avlc":{"src":{"addr":"4CA9E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491776,"usec":168545},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544244,"noise_level":-23.693928,"freq_skew":1.534054,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IWF","mode":"2","label":"_d","blk_id":"8","ack":"G","flight":"3V08VC","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491777,"usec":695975},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602586,"noise_level":-24.503613,"freq_skew":1.508228,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IWF","mode":"2","label":"_d","blk_id":"9","ack":"H","flight":"3V08VC","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491779,"usec":211318},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665600,"noise_level":-25.132946,"freq_skew":0.736931,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1982,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491782,"usec":266767},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.201432,"noise_level":-23.992714,"freq_skew":0.232265,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784491790,"usec":648380},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808352,"noise_level":-24.055613,"freq_skew":-0.181288,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":522,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[197,35,239,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491791,"usec":404489},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003188,"noise_level":-24.554270,"freq_skew":0.588371,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491792,"usec":171560},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090649,"noise_level":-24.383198,"freq_skew":1.264776,"avlc":{"src":{"addr":"3483DA","type":"Aircraft","status":"On ground"},"dst":{"addr":"2A3D45","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":1784491792,"usec":937362},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317689,"noise_level":-24.420416,"freq_skew":-0.054197,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491794,"usec":452354},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460455,"noise_level":-24.248634,"freq_skew":0.932870,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":9419,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[8,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491794,"usec":456828},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651488,"noise_level":-25.149521,"freq_skew":-0.309504,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":45051,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[116,85,54,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491795,"usec":220080},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682057,"noise_level":-24.720303,"freq_skew":0.871352,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784491795,"usec":224191},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851193,"noise_level":-24.677496,"freq_skew":-0.804208,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491795,"usec":224191},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.851193,"noise_level":-24.677496,"freq_skew":-0.804208,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":90,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45092,"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":[52,46,100,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491799,"usec":24956},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420670,"noise_level":-23.677216,"freq_skew":1.050400,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9420,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[202,189]},{"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":1784491800,"usec":550467},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.314499,"noise_level":-23.862665,"freq_skew":0.337066,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491801,"usec":313971},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605012,"noise_level":-23.248058,"freq_skew":1.513668,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":45156,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[197,158,133,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491802,"usec":837231},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.128074,"noise_level":-22.865250,"freq_skew":1.646694,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491806,"usec":650718},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344451,"noise_level":-23.243952,"freq_skew":1.705600,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491808,"usec":173680},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027933,"noise_level":-24.246124,"freq_skew":1.021673,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":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":43369,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491808,"usec":177906},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765957,"noise_level":-24.203741,"freq_skew":0.776854,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":42.299999,"lon":-7.700000},"alt":26000}},{"name":"alternate_ground_stations","value":["2B3185","26BA85"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491809,"usec":694088},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737000,"noise_level":-24.137436,"freq_skew":-1.847171,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491809,"usec":696098},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.726528,"noise_level":-25.067547,"freq_skew":0.670698,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"22051012","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,82,65,0,72,82,10,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491809,"usec":699896},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667957,"noise_level":-24.928562,"freq_skew":0.841304,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":44159,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[101,230,165,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491810,"usec":453481},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828009,"noise_level":-24.761660,"freq_skew":0.810145,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXB","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"HV011T","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491810,"usec":454013},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488960,"noise_level":-24.746645,"freq_skew":-0.190754,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":52959,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[243,110,251,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491810,"usec":455634},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610643,"noise_level":-25.451023,"freq_skew":-0.269113,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":52959,"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":[163,135,176,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491810,"usec":458981},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592372,"noise_level":-25.577414,"freq_skew":0.830017,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1784491811,"usec":214640},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.438160,"noise_level":-25.443821,"freq_skew":0.583502,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491811,"usec":971907},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.077149,"noise_level":-25.156033,"freq_skew":0.876277,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":11111,"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":[250,111,181,59]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491811,"usec":972446},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595109,"noise_level":-25.921926,"freq_skew":-0.398493,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491811,"usec":972995},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.082023,"noise_level":-26.014271,"freq_skew":0.645422,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491811,"usec":973070},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488027,"noise_level":-26.014271,"freq_skew":0.610516,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"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":45086,"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":[73,169,137,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491812,"usec":743219},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891804,"noise_level":-26.292057,"freq_skew":0.864391,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784491813,"usec":498597},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006857,"noise_level":-25.643950,"freq_skew":1.068211,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491814,"usec":266944},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983985,"noise_level":-25.856068,"freq_skew":-0.486567,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":7,"ack":17,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491814,"usec":272666},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423391,"noise_level":-25.805080,"freq_skew":1.513479,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":109,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45074,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[57,209]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491815,"usec":35366},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728772,"noise_level":-26.408482,"freq_skew":-0.537935,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491816,"usec":551489},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972474,"noise_level":-25.693914,"freq_skew":-0.138334,"avlc":{"src":{"addr":"34745A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491819,"usec":595076},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328732,"noise_level":-24.287384,"freq_skew":1.408035,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":110,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45074,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[239,113]},{"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":1784491820,"usec":361079},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.683160,"noise_level":-24.819000,"freq_skew":1.758860,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29709,"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":[149,244,193,1]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491821,"usec":114868},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.024224,"noise_level":-24.580269,"freq_skew":-0.061733,"avlc":{"src":{"addr":"34745A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZN","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"UX5038","msg_num":"M57","msg_num_seq":"A","msg_text":"201019,,2024,  85,N 39.648 W  4.023"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491821,"usec":880146},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.221002,"noise_level":-24.316616,"freq_skew":1.616072,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":111,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45074,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[53,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491821,"usec":885590},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472456,"noise_level":-25.199060,"freq_skew":1.599262,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":112,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45074,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[66,197]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":10,"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":1784491823,"usec":405760},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749698,"noise_level":-24.599474,"freq_skew":1.769120,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491824,"usec":162704},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.361402,"noise_level":-25.294867,"freq_skew":1.947675,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":67,"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":45164,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[119,29,197,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491824,"usec":167781},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.329071,"noise_level":-25.089579,"freq_skew":-0.157937,"avlc":{"src":{"addr":"34745A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491824,"usec":937278},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910385,"noise_level":-24.748989,"freq_skew":1.884692,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491824,"usec":937630},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958694,"noise_level":-24.733997,"freq_skew":1.325345,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":907,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[91,65,214,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491825,"usec":691497},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818159,"noise_level":-24.991501,"freq_skew":0.708618,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491826,"usec":449909},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.075397,"noise_level":-24.673346,"freq_skew":0.697730,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":50.000000,"flags":192,"pdu_id":1983,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2,"dst_ref":29729,"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":[229,174]},{"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":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)"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":10,"sec":24}},"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":1784491827,"usec":979991},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.585374,"noise_level":-24.235664,"freq_skew":0.586567,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784491828,"usec":734757},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292163,"noise_level":-24.147455,"freq_skew":1.934829,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4155,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45108,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[142,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491828,"usec":737563},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.204944,"noise_level":-25.026962,"freq_skew":0.704027,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":50.000000,"flags":192,"pdu_id":1984,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2,"dst_ref":29729,"variable_part_params":[{"name":"checksum","value":[91,125]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491829,"usec":501295},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510429,"noise_level":-25.211123,"freq_skew":0.880006,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":2041,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[167,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491834,"usec":69737},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.370777,"noise_level":-23.818306,"freq_skew":1.876031,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4156,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45108,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[69,249]},{"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":1784491834,"usec":835053},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457815,"noise_level":-23.538960,"freq_skew":0.930163,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":2042,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[94,229]},{"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":1784491835,"usec":599065},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490375,"noise_level":-23.332556,"freq_skew":0.710321,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"16","blk_id":"0","ack":"!","flight":"V706QH","msg_num":"M05","msg_num_seq":"A","msg_text":"201033,38026,2109, 106,N 42.120 W  5.935"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491835,"usec":605151},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.086699,"noise_level":-23.745132,"freq_skew":0.864943,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491837,"usec":124862},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749567,"noise_level":-23.804871,"freq_skew":-3.072328,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491837,"usec":879970},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621548,"noise_level":-24.472292,"freq_skew":-0.029788,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":1784491837,"usec":879970},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.621548,"noise_level":-24.472292,"freq_skew":-0.029788,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":523,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"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":[222,75,199,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491837,"usec":881133},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.849466,"noise_level":-24.414341,"freq_skew":-0.331192,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"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":1784491837,"usec":884894},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576704,"noise_level":-24.399914,"freq_skew":0.716823,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"16","blk_id":"0","ack":"!","flight":"V706QH","msg_num":"M05","msg_num_seq":"A","msg_text":"201033,38026,2109, 106,N 42.120 W  5.935"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491837,"usec":887129},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477641,"noise_level":-25.445690,"freq_skew":0.809847,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784491839,"usec":406037},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410617,"noise_level":-25.223682,"freq_skew":1.427128,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":113,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45074,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[234,36]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":10,"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":1784491839,"usec":408595},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018616,"noise_level":-25.498451,"freq_skew":0.700416,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491840,"usec":166843},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005427,"noise_level":-25.629694,"freq_skew":0.639995,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491840,"usec":924728},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518093,"noise_level":-25.303736,"freq_skew":1.622910,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491840,"usec":930498},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297081,"noise_level":-25.067051,"freq_skew":1.539604,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":114,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45074,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[42,221]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491842,"usec":461665},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875348,"noise_level":-24.406078,"freq_skew":1.139626,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1471,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29702,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[208,215]},{"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":1784491844,"usec":742119},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.090667,"noise_level":-23.541752,"freq_skew":0.929395,"avlc":{"src":{"addr":"3483DA","type":"Aircraft","status":"On ground"},"dst":{"addr":"2A3D45","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":1784491844,"usec":745350},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941549,"noise_level":-23.412132,"freq_skew":0.777301,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":11169,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":66,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[144,150,3,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491845,"usec":503570},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411063,"noise_level":-23.208685,"freq_skew":-0.307624,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":45051,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[21,175,145,24]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491846,"usec":260980},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531900,"noise_level":-23.073339,"freq_skew":0.983187,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784491847,"usec":791179},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913483,"noise_level":-23.276768,"freq_skew":1.386990,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491848,"usec":553530},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.963866,"noise_level":-23.957283,"freq_skew":0.952698,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491849,"usec":305635},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663292,"noise_level":-24.765728,"freq_skew":1.976145,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4157,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491852,"usec":357277},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029257,"noise_level":-24.004517,"freq_skew":1.577205,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":627,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45156,"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":[172,48,16,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491853,"usec":125268},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949643,"noise_level":-23.684250,"freq_skew":1.098337,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784491858,"usec":454074},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.337473,"noise_level":-23.355610,"freq_skew":0.826272,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491858,"usec":454186},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.909047,"noise_level":-23.355610,"freq_skew":1.536380,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491860,"usec":738313},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679332,"noise_level":-23.573479,"freq_skew":0.205564,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45039,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[80,190,96,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491866,"usec":836299},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006067,"noise_level":-22.791758,"freq_skew":0.685050,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":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":43735,"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":1784491867,"usec":599517},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731466,"noise_level":-22.578773,"freq_skew":1.564461,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491867,"usec":599517},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.731466,"noise_level":-22.578773,"freq_skew":1.564461,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":628,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29725,"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":[133,189,232,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491867,"usec":607653},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.032135,"noise_level":-22.632473,"freq_skew":0.777398,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","type":"Aircraft"},"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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491869,"usec":117406},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727741,"noise_level":-22.351248,"freq_skew":-1.928789,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":1784491869,"usec":126894},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867460,"noise_level":-22.661379,"freq_skew":0.752042,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":1784491869,"usec":887149},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.036389,"noise_level":-23.654896,"freq_skew":-1.592891,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEST"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491870,"usec":653267},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.116221,"noise_level":-23.526825,"freq_skew":0.805444,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":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":43735,"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":1784491870,"usec":655823},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682392,"noise_level":-23.436047,"freq_skew":0.971911,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491871,"usec":401974},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879593,"noise_level":-23.847883,"freq_skew":-1.592550,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"15050731","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,81,217,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491871,"usec":402220},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933808,"noise_level":-23.847883,"freq_skew":1.084957,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1472,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[14,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491871,"usec":405297},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545556,"noise_level":-24.734299,"freq_skew":0.591172,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491872,"usec":165363},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043976,"noise_level":-24.732685,"freq_skew":-1.579910,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJP","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"YW1137","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491872,"usec":167208},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935071,"noise_level":-24.643280,"freq_skew":-0.117470,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491872,"usec":927021},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.813785,"noise_level":-24.280350,"freq_skew":-1.544056,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491875,"usec":972773},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068961,"noise_level":-24.005657,"freq_skew":1.083287,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1473,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[3,48]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491875,"usec":973743},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687302,"noise_level":-25.124481,"freq_skew":-1.817149,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJP","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"YW1137","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491876,"usec":734359},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879491,"noise_level":-25.015484,"freq_skew":1.069626,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1474,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45031,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[118,115]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":11,"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":1784491876,"usec":736173},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727553,"noise_level":-24.923134,"freq_skew":-0.623720,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52929,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[74,166,23,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491877,"usec":508378},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040735,"noise_level":-25.458908,"freq_skew":-1.757876,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491877,"usec":508788},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884661,"noise_level":-25.442638,"freq_skew":-0.770729,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491877,"usec":509869},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854315,"noise_level":-25.394016,"freq_skew":-1.925011,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491878,"usec":270509},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540801,"noise_level":-25.659725,"freq_skew":1.002614,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":1784491880,"usec":553525},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922206,"noise_level":-24.508430,"freq_skew":1.179845,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491881,"usec":307699},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437484,"noise_level":-24.564995,"freq_skew":-1.747568,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491881,"usec":308559},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364199,"noise_level":-24.521030,"freq_skew":1.044743,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491881,"usec":309545},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.893071,"noise_level":-24.477289,"freq_skew":0.692093,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":50.000000,"flags":192,"pdu_id":1986,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[152,229]},{"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":1784491881,"usec":312479},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594822,"noise_level":-24.347370,"freq_skew":-0.623544,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":67,"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":52929,"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":[219,191,83,12]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491882,"usec":67153},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682817,"noise_level":-24.247646,"freq_skew":-1.967303,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491882,"usec":69498},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615097,"noise_level":-24.135063,"freq_skew":0.745543,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":1784491882,"usec":73465},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913058,"noise_level":-23.955170,"freq_skew":1.069647,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1473,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45031,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[3,48]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491883,"usec":594329},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.111979,"noise_level":-23.552320,"freq_skew":1.229222,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491884,"usec":354077},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902980,"noise_level":-23.405746,"freq_skew":1.742579,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491886,"usec":635967},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627802,"noise_level":-23.379658,"freq_skew":1.071088,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":2043,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491886,"usec":636978},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.279007,"noise_level":-23.341290,"freq_skew":-1.754538,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491886,"usec":638546},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088161,"noise_level":-23.277718,"freq_skew":0.694647,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451D9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491888,"usec":926118},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317107,"noise_level":-22.790089,"freq_skew":1.896197,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-NAD","mode":"2","label":"_d","blk_id":"8","ack":"K","flight":"D805BF","msg_num":"S11","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491889,"usec":691607},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484821,"noise_level":-23.696877,"freq_skew":1.885341,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-NAD","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"D805BF","msg_num":"F75","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN43103W004071,DELOG,201127,370,CRISA,204802,MOCEQ,M56,238042,1003D4D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491891,"usec":215149},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752098,"noise_level":-23.949650,"freq_skew":-3.022428,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":93,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491892,"usec":739525},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027259,"noise_level":-23.341825,"freq_skew":1.053699,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1475,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45031,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[203,19]}]}],"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":7,"day":19},"time":{"hour":20,"min":11,"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":1784491892,"usec":744093},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716368,"noise_level":-24.123190,"freq_skew":1.000025,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":1476,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29702,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[188,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":11,"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":1784491893,"usec":497643},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084723,"noise_level":-24.067516,"freq_skew":1.985985,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784491895,"usec":27116},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564157,"noise_level":-24.402781,"freq_skew":-0.631845,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":45068,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[222,89,87,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491895,"usec":791705},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807519,"noise_level":-24.267149,"freq_skew":1.020812,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1475,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45031,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[203,19]}]}],"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":7,"day":19},"time":{"hour":20,"min":11,"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":1784491896,"usec":545452},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522484,"noise_level":-24.335087,"freq_skew":1.146628,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":1476,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29702,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[188,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":11,"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":1784491897,"usec":312311},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317668,"noise_level":-24.510864,"freq_skew":0.197868,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491898,"usec":76241},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.199033,"noise_level":-25.149899,"freq_skew":-0.285544,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491900,"usec":361592},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536800,"noise_level":-24.931053,"freq_skew":-0.677866,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":45068,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[222,89,87,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491900,"usec":364397},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522957,"noise_level":-24.794220,"freq_skew":1.406688,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491901,"usec":122776},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873252,"noise_level":-24.540930,"freq_skew":1.179944,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1475,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45031,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[203,19]}]}],"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":7,"day":19},"time":{"hour":20,"min":11,"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":1784491901,"usec":126873},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817385,"noise_level":-24.410061,"freq_skew":1.236718,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":1476,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29702,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[188,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":11,"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":1784491902,"usec":640860},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927661,"noise_level":-24.789961,"freq_skew":-0.117552,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491903,"usec":405358},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.381044,"noise_level":-24.291895,"freq_skew":-0.759709,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":45068,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[222,89,87,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491904,"usec":928168},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.330617,"noise_level":-23.915289,"freq_skew":0.979977,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1477,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45031,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[203,19]}]}],"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":7,"day":19},"time":{"hour":20,"min":11,"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":1784491904,"usec":932807},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534550,"noise_level":-24.727251,"freq_skew":1.024537,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"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","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1478,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29702,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[188,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":11,"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":1784491905,"usec":693399},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920058,"noise_level":-24.667583,"freq_skew":0.845251,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491905,"usec":695058},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771777,"noise_level":-24.593567,"freq_skew":1.127889,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1475,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45031,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[203,19]}]}],"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":7,"day":19},"time":{"hour":20,"min":11,"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":1784491905,"usec":698449},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.232691,"noise_level":-25.082548,"freq_skew":0.609388,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":50.000000,"flags":192,"pdu_id":1988,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45040,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[205,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491905,"usec":700606},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554336,"noise_level":-25.004929,"freq_skew":1.175168,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":1476,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29702,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[188,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":11,"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":1784491905,"usec":702305},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.041182,"noise_level":-24.943329,"freq_skew":-0.007438,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":234,"sseq":2,"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":61,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491907,"usec":222873},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601796,"noise_level":-24.328705,"freq_skew":1.487595,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491907,"usec":974700},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.883641,"noise_level":-24.158806,"freq_skew":0.802374,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491908,"usec":734227},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.314695,"noise_level":-23.815184,"freq_skew":0.422207,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":50.000000,"flags":192,"pdu_id":1991,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":1,"dst_ref":45040,"variable_part_params":[{"name":"checksum","value":[225,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491908,"usec":740971},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492715,"noise_level":-23.560654,"freq_skew":-0.632464,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":45068,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[222,89,87,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491909,"usec":494933},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566213,"noise_level":-23.761017,"freq_skew":1.926397,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784491909,"usec":496605},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.711020,"noise_level":-24.710232,"freq_skew":-0.421794,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784491909,"usec":499087},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.116476,"noise_level":-24.591530,"freq_skew":-0.527332,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"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":29668,"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":[35,95,181,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491909,"usec":501454},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856689,"noise_level":-24.503557,"freq_skew":0.892296,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1477,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45031,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[203,19]}]}],"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":7,"day":19},"time":{"hour":20,"min":11,"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":1784491910,"usec":263130},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701292,"noise_level":-24.373245,"freq_skew":1.211421,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"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","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1478,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29702,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[188,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":11,"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":1784491910,"usec":270385},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959125,"noise_level":-24.775686,"freq_skew":1.221295,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1475,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45031,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[203,19]}]}],"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":7,"day":19},"time":{"hour":20,"min":11,"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":1784491911,"usec":14193},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733255,"noise_level":-24.760647,"freq_skew":0.279878,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491911,"usec":14193},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.733255,"noise_level":-24.760647,"freq_skew":0.279878,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":45039,"credit":4,"rseq":12,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[190,109,20,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491911,"usec":18979},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641525,"noise_level":-24.582176,"freq_skew":0.973030,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":1476,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29702,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[188,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":11,"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":1784491911,"usec":796573},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.705949,"noise_level":-24.653244,"freq_skew":2.068670,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":29709,"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":[149,244,193,1]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491912,"usec":544016},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881130,"noise_level":-24.491501,"freq_skew":0.911196,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784491915,"usec":595397},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529177,"noise_level":-23.691923,"freq_skew":-0.723008,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":45068,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[222,89,87,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491915,"usec":603736},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859217,"noise_level":-23.777811,"freq_skew":-0.730601,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":91,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45092,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,191,131,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491916,"usec":357125},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675705,"noise_level":-24.208179,"freq_skew":-0.479935,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491917,"usec":119422},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746699,"noise_level":-23.889778,"freq_skew":1.173696,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1477,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45031,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[203,19]}]}],"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":7,"day":19},"time":{"hour":20,"min":11,"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":1784491919,"usec":404723},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865273,"noise_level":-23.510860,"freq_skew":0.990492,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"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","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1478,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29702,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[188,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":11,"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":1784491919,"usec":408742},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022863,"noise_level":-23.423534,"freq_skew":1.012006,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1475,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45031,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[203,19]}]}],"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":7,"day":19},"time":{"hour":20,"min":11,"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":1784491920,"usec":168826},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876197,"noise_level":-24.331169,"freq_skew":-0.241720,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":524,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491920,"usec":169177},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730200,"noise_level":-24.447737,"freq_skew":1.019140,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":1476,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29702,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[188,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":11,"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":1784491920,"usec":174604},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491086,"noise_level":-25.023491,"freq_skew":-1.039206,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GMTT"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491922,"usec":452855},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011929,"noise_level":-25.107342,"freq_skew":1.023675,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1477,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45031,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[203,19]}]}],"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":7,"day":19},"time":{"hour":20,"min":11,"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":1784491922,"usec":464784},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600168,"noise_level":-25.832153,"freq_skew":1.186507,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"GMMN"},{"name":"alternate_ground_stations","value":["2A3D45","298E25","233D25","26BA85"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491922,"usec":467556},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774072,"noise_level":-26.316467,"freq_skew":0.774536,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491923,"usec":211975},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708584,"noise_level":-26.156187,"freq_skew":1.097283,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"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","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1478,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29702,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[188,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":11,"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":1784491923,"usec":219733},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850683,"noise_level":-26.300535,"freq_skew":1.016710,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"00400722","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,1,210,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491923,"usec":976049},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762162,"noise_level":-26.052923,"freq_skew":1.114110,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491924,"usec":738184},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720445,"noise_level":-25.812176,"freq_skew":1.121604,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"AT801F","msg_num":"S78","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491924,"usec":739053},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.162654,"noise_level":-25.969604,"freq_skew":0.962273,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":1784491926,"usec":260310},"freq":136975000,"burst_len_octets":190,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715590,"noise_level":-25.037090,"freq_skew":-0.323598,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNN","mode":"2","label":"45","blk_id":"5","ack":"!","flight":"SN02ET","msg_num":"M90","msg_num_seq":"A","msg_text":"DEBBR\r\nHELLO GOOD EVENING FROM\r\nDAVID AND LOUIS IS IT PO\r\nSSIBLE TO UPDATE US ON T\r\nHE FINAL MATCH. THNX A L\r\nOT AND IF NOT NO PROBLEM\r\n.\r\nSN3820"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491927,"usec":23212},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.287294,"noise_level":-24.762264,"freq_skew":0.898244,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNN","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491927,"usec":25498},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569098,"noise_level":-24.642853,"freq_skew":0.891097,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":1784491927,"usec":28876},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488859,"noise_level":-25.183840,"freq_skew":1.572029,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491927,"usec":29294},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559044,"noise_level":-25.183840,"freq_skew":0.920134,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"00400722","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,65,77,0,2,1,210,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491927,"usec":31047},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084096,"noise_level":-25.871620,"freq_skew":0.955550,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":1784491927,"usec":32124},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683221,"noise_level":-26.243801,"freq_skew":-0.187904,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491927,"usec":787029},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.887126,"noise_level":-26.675665,"freq_skew":0.814323,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNN","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491927,"usec":787648},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694042,"noise_level":-26.638279,"freq_skew":1.040435,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"AT801F","msg_num":"S78","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491927,"usec":788030},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672912,"noise_level":-26.761478,"freq_skew":0.868695,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":"00400722","called_addr":"1116900402899","facilities":[{"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_line_addr_modified","value":[15]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491927,"usec":789522},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811504,"noise_level":-26.648703,"freq_skew":0.761439,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":1784491927,"usec":789522},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.811504,"noise_level":-26.648703,"freq_skew":0.761439,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHP","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491928,"usec":547276},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804212,"noise_level":-26.300936,"freq_skew":-0.316006,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491928,"usec":547597},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464838,"noise_level":-26.283012,"freq_skew":-1.010506,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":3,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GMTT"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491928,"usec":550226},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569823,"noise_level":-26.825085,"freq_skew":0.962021,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491928,"usec":554455},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765793,"noise_level":-26.749187,"freq_skew":-0.827463,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"00400666","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,82,65,77,0,2,1,182,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491928,"usec":557199},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746514,"noise_level":-27.491987,"freq_skew":0.920397,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1479,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45031,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[203,19]}]}],"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":7,"day":19},"time":{"hour":20,"min":11,"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":1784491929,"usec":308521},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758426,"noise_level":-27.349117,"freq_skew":-0.784077,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"AT667H","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491929,"usec":309292},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.179814,"noise_level":-27.954416,"freq_skew":0.074117,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOR","mode":"2","label":"B9","blk_id":"8","ack":"!","flight":"V73513","msg_num":"M18","msg_num_seq":"A","msg_text":"/LEBB.TI2/024LEBBAB0EA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491929,"usec":309583},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995881,"noise_level":-27.932739,"freq_skew":1.086269,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1480,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29702,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[188,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":11,"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":1784491929,"usec":310252},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645919,"noise_level":-27.889547,"freq_skew":0.874062,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":48.500000,"flags":192,"pdu_id":11327,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":18,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[29,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491929,"usec":310252},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.645919,"noise_level":-27.889547,"freq_skew":0.874062,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":48.500000,"flags":192,"pdu_id":11328,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":45031,"dst_ref":18,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[161,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491929,"usec":318143},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773789,"noise_level":-27.655752,"freq_skew":0.815371,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":26200,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19,"credit":15,"rseq":1,"variable_part_params":[{"name":"checksum","value":[1,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491929,"usec":318143},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.773789,"noise_level":-27.655752,"freq_skew":0.815371,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":true,"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":26201,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[205,81]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":12,"sec":9}},"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":1784491930,"usec":75327},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693912,"noise_level":-27.489588,"freq_skew":0.839523,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":44373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[101,230,165,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491930,"usec":79854},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808502,"noise_level":-27.286255,"freq_skew":-0.355308,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"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":52959,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[243,110,251,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491930,"usec":81498},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.339469,"noise_level":-27.286255,"freq_skew":1.063159,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491930,"usec":832856},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792349,"noise_level":-27.146702,"freq_skew":-0.475667,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":625,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52959,"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":[163,135,176,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491930,"usec":833379},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839690,"noise_level":-27.221081,"freq_skew":-0.910495,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784491930,"usec":834048},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964535,"noise_level":-27.513647,"freq_skew":0.802191,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":44376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[198,53,52,56]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":1,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491930,"usec":834704},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434260,"noise_level":-28.033066,"freq_skew":0.898707,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491930,"usec":840438},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802099,"noise_level":-27.731733,"freq_skew":1.108607,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1481,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":18,"dst_ref":45031,"variable_part_params":[{"name":"checksum","value":[211,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491931,"usec":595301},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729332,"noise_level":-28.149538,"freq_skew":1.000966,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1482,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29702,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[226,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491931,"usec":596102},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.931443,"noise_level":-28.892401,"freq_skew":0.985299,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":1784491931,"usec":596287},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976363,"noise_level":-28.868256,"freq_skew":-0.978483,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491931,"usec":606965},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784113,"noise_level":-28.677473,"freq_skew":0.782433,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":26205,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[154,234]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":12,"sec":9}},"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":1784491931,"usec":607356},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795042,"noise_level":-28.677473,"freq_skew":-0.436284,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491931,"usec":608454},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578239,"noise_level":-28.583632,"freq_skew":0.513681,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":826,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45086,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[118,29,202,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491932,"usec":357685},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106475,"noise_level":-28.218081,"freq_skew":0.982451,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1483,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29702,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[222,116]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491932,"usec":367603},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740168,"noise_level":-27.975399,"freq_skew":0.768068,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784491933,"usec":121261},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983430,"noise_level":-27.867290,"freq_skew":1.142546,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1484,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29702,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[133,253]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":12,"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":1784491933,"usec":123026},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845252,"noise_level":-28.503244,"freq_skew":-0.163404,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOR","mode":"2","label":"B9","blk_id":"8","ack":"!","flight":"V73513","msg_num":"M18","msg_num_seq":"A","msg_text":"/LEBB.TI2/024LEBBAB0EA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491933,"usec":124607},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705653,"noise_level":-28.411255,"freq_skew":0.724223,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":1784491933,"usec":124607},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.705653,"noise_level":-28.411255,"freq_skew":0.724223,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":26207,"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":1784491933,"usec":128307},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337724,"noise_level":-28.275072,"freq_skew":-0.532765,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"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":52959,"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":[163,135,176,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491933,"usec":882232},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.735265,"noise_level":-27.793238,"freq_skew":1.009539,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346613","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":[32,164,136]}],"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":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":4.200000,"lon":-0.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491933,"usec":883874},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867951,"noise_level":-27.687361,"freq_skew":0.949609,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784491933,"usec":884170},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530090,"noise_level":-27.687361,"freq_skew":0.963573,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491933,"usec":884688},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.899607,"noise_level":-27.854870,"freq_skew":0.214849,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"lcr_cause","value":{"cause_code":3,"cause_descr":"Terrestrial network not available","delay":65535}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491936,"usec":924344},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.992800,"noise_level":-26.252697,"freq_skew":0.064696,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784491936,"usec":930194},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965909,"noise_level":-26.031416,"freq_skew":-0.019893,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1784491937,"usec":690482},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.023060,"noise_level":-25.791256,"freq_skew":-0.110536,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOR","mode":"2","label":"_d","blk_id":"9","ack":"R","flight":"V73513","msg_num":"M19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491937,"usec":696314},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798450,"noise_level":-25.524677,"freq_skew":0.893355,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491938,"usec":451306},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.499610,"noise_level":-25.993465,"freq_skew":-0.508543,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45201,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[184,73,118,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491938,"usec":453023},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090657,"noise_level":-25.907307,"freq_skew":0.036105,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOR","mode":"2","label":"_d","blk_id":"0","ack":"S","flight":"V73513","msg_num":"M20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491939,"usec":208873},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697107,"noise_level":-25.720709,"freq_skew":-2.026442,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491942,"usec":265975},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649197,"noise_level":-24.280071,"freq_skew":-0.468329,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491943,"usec":25184},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728383,"noise_level":-24.321363,"freq_skew":1.002285,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491943,"usec":27157},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.898562,"noise_level":-24.396080,"freq_skew":1.864483,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":68,"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":29709,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[14,118,1,118]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29709,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[243,188,57,76]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"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":1784491943,"usec":27370},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770635,"noise_level":-24.396080,"freq_skew":-0.948363,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":92,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45092,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[17,140,181,209]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491943,"usec":28463},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771714,"noise_level":-25.474207,"freq_skew":-0.739137,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":93,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45092,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[139,87,82,19]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":12,"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":1784491943,"usec":786499},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557181,"noise_level":-26.275770,"freq_skew":2.015476,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"LRCL"},{"name":"ac_location","value":{"loc":{"lat":39.700001,"lon":-6.700000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491944,"usec":543495},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957475,"noise_level":-25.959578,"freq_skew":-0.971141,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491944,"usec":550026},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950453,"noise_level":-25.777128,"freq_skew":-0.604148,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":45068,"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":[177,149,60,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491945,"usec":311982},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671659,"noise_level":-25.609833,"freq_skew":1.308492,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":908,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[16,40,171,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491946,"usec":67497},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442999,"noise_level":-25.252741,"freq_skew":-0.196512,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":626,"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":1784491946,"usec":69928},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626518,"noise_level":-25.275333,"freq_skew":0.997858,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","type":"Aircraft"},"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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491946,"usec":832606},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.122824,"noise_level":-24.968443,"freq_skew":0.859411,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491946,"usec":835632},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717731,"noise_level":-25.234089,"freq_skew":-0.539710,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491948,"usec":365043},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.666765,"noise_level":-25.518238,"freq_skew":1.815381,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29709,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[9,108,96,172]}]}],"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":7,"day":19},"time":{"hour":20,"min":12,"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":1784491948,"usec":365043},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-4.666765,"noise_level":-25.518238,"freq_skew":1.815381,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":45164,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[151,174,111,158]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":12,"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":1784491949,"usec":122498},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.415212,"noise_level":-25.133390,"freq_skew":1.765587,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491949,"usec":122498},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.415212,"noise_level":-25.133390,"freq_skew":1.765587,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491949,"usec":123055},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799978,"noise_level":-25.268147,"freq_skew":2.144727,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":63,"dst_ref":29709,"variable_part_params":[{"name":"atn_checksum","value":[49,135,216,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491949,"usec":883052},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603720,"noise_level":-25.142744,"freq_skew":1.758841,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":45164,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[234,188,192,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491949,"usec":883456},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532576,"noise_level":-25.142744,"freq_skew":1.615977,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491951,"usec":401271},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.195658,"noise_level":-24.648773,"freq_skew":-2.921261,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491952,"usec":171098},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.596716,"noise_level":-24.213219,"freq_skew":1.927700,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491952,"usec":935862},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.674689,"noise_level":-23.853931,"freq_skew":-0.614100,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491952,"usec":939800},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630630,"noise_level":-23.813416,"freq_skew":-0.886838,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":94,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45092,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[202,120,127,148]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":12,"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":1784491954,"usec":454394},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598583,"noise_level":-24.192898,"freq_skew":-0.860715,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784491955,"usec":214073},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938646,"noise_level":-25.089590,"freq_skew":-0.002909,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"dst_airport","value":"LEBB"},{"name":"ac_location","value":{"loc":{"lat":39.500000,"lon":-3.400000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491955,"usec":215566},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.268366,"noise_level":-24.996452,"freq_skew":0.150656,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":233,"calling_addr":"15063023","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,86,79,69,0,52,102,19,0,0,0,0,0,0,0,0,0],"options":[{"name":"atn_datalink_caps","value":[1]}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491955,"usec":216542},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.745702,"noise_level":-24.950256,"freq_skew":-0.024753,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NOR","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"V73513","msg_num":"M21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491955,"usec":219929},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869523,"noise_level":-24.767887,"freq_skew":1.637371,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784491955,"usec":976584},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495590,"noise_level":-25.753426,"freq_skew":1.123228,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":2044,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[163,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491955,"usec":982139},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684583,"noise_level":-26.502270,"freq_skew":1.156729,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":2045,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45103,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[94,59]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":12,"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":1784491956,"usec":734664},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.441393,"noise_level":-26.557323,"freq_skew":-0.105218,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491956,"usec":741675},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325840,"noise_level":-26.142370,"freq_skew":1.035701,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":2044,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[163,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491958,"usec":263899},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697818,"noise_level":-25.546667,"freq_skew":-0.317688,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":526,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[197,35,239,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491958,"usec":267399},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600718,"noise_level":-25.686184,"freq_skew":1.119920,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491959,"usec":27526},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651582,"noise_level":-26.470207,"freq_skew":-0.112656,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491959,"usec":784568},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827011,"noise_level":-26.111805,"freq_skew":-0.967506,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491959,"usec":784708},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834206,"noise_level":-26.111805,"freq_skew":0.760413,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":44297,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":17,"ack":9,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491959,"usec":785413},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754314,"noise_level":-26.076765,"freq_skew":1.783400,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":629,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29725,"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":[133,189,232,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491960,"usec":550756},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554626,"noise_level":-26.519392,"freq_skew":0.442457,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491960,"usec":557513},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753852,"noise_level":-26.158997,"freq_skew":-0.746646,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":20.000000,"flags":246,"pdu_id":95,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45092,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[132,44,176,193]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491961,"usec":306185},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837259,"noise_level":-26.632936,"freq_skew":1.032760,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1485,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491962,"usec":75884},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780568,"noise_level":-26.274738,"freq_skew":1.027776,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":1784491963,"usec":589866},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809521,"noise_level":-25.554180,"freq_skew":0.770805,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":44297,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":17,"ack":9,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491963,"usec":594484},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629766,"noise_level":-25.326691,"freq_skew":1.312758,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":909,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":13,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491963,"usec":595762},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.243985,"noise_level":-25.599306,"freq_skew":0.719103,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":9421,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[8,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491964,"usec":361361},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.799462,"noise_level":-25.322422,"freq_skew":-1.322051,"avlc":{"src":{"addr":"0200ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491965,"usec":120451},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519015,"noise_level":-25.132158,"freq_skew":1.258704,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491965,"usec":126837},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568161,"noise_level":-25.075817,"freq_skew":-0.204182,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":45051,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[116,85,54,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491965,"usec":889613},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.598935,"noise_level":-24.803474,"freq_skew":1.028066,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784491965,"usec":890689},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.221444,"noise_level":-24.803474,"freq_skew":-0.150218,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491967,"usec":405082},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817624,"noise_level":-24.798763,"freq_skew":0.880396,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":44297,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":17,"ack":9,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491968,"usec":170128},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.071526,"noise_level":-24.861849,"freq_skew":0.292684,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491968,"usec":170897},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.332794,"noise_level":-24.998562,"freq_skew":0.774993,"avlc":{"src":{"addr":"48520A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491968,"usec":925068},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570415,"noise_level":-24.680155,"freq_skew":0.971787,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2046,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45103,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[77,147]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":12,"sec":47}},"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":1784491968,"usec":925568},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463868,"noise_level":-24.665279,"freq_skew":1.691807,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491968,"usec":930405},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.331784,"noise_level":-25.168465,"freq_skew":0.754851,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":9422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[202,189]},{"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":1784491969,"usec":693180},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943938,"noise_level":-24.813593,"freq_skew":1.861773,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491969,"usec":698965},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571889,"noise_level":-24.619246,"freq_skew":0.870156,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491970,"usec":452667},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821331,"noise_level":-24.530994,"freq_skew":1.791674,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45164,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[64,137,242,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491970,"usec":456849},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411355,"noise_level":-24.385870,"freq_skew":-0.055234,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784491970,"usec":458599},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565399,"noise_level":-24.863003,"freq_skew":1.099384,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2047,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[152,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491971,"usec":981422},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687510,"noise_level":-24.580704,"freq_skew":1.409099,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":630,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45156,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[197,158,133,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491972,"usec":744336},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518310,"noise_level":-24.938414,"freq_skew":-0.846091,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491973,"usec":492793},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011623,"noise_level":-24.756290,"freq_skew":1.552679,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784491973,"usec":501598},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.862366,"noise_level":-24.504652,"freq_skew":-0.576770,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45068,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[82,248,82,76]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45068,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[53,196,189,162]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":12,"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":1784491975,"usec":28416},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909958,"noise_level":-24.263241,"freq_skew":-0.474932,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491976,"usec":551805},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.205371,"noise_level":-24.458132,"freq_skew":1.503612,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":1718,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491978,"usec":78544},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.995944,"noise_level":-24.857452,"freq_skew":-1.679911,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491979,"usec":598323},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779934,"noise_level":-24.144190,"freq_skew":-1.073728,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491980,"usec":363913},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862562,"noise_level":-25.047459,"freq_skew":1.742626,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491981,"usec":119885},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657763,"noise_level":-24.810125,"freq_skew":-0.676459,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45068,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[112,10,244,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":12,"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":1784491981,"usec":882346},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654763,"noise_level":-24.788219,"freq_skew":0.941904,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":11411,"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":[250,111,181,59]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491981,"usec":883044},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339079,"noise_level":-24.758125,"freq_skew":0.556598,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491981,"usec":885719},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321131,"noise_level":-25.390779,"freq_skew":0.464127,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"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":45086,"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":[73,169,137,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491982,"usec":642627},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758432,"noise_level":-25.120365,"freq_skew":1.023923,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784491982,"usec":645096},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.149505,"noise_level":-25.033680,"freq_skew":-0.754887,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491982,"usec":645096},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.149505,"noise_level":-25.033680,"freq_skew":-0.754887,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491983,"usec":415423},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090031,"noise_level":-24.536478,"freq_skew":-0.742864,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":45068,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[167,197,132,246]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491983,"usec":415628},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537294,"noise_level":-24.521847,"freq_skew":-2.885053,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491984,"usec":167701},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758286,"noise_level":-24.401012,"freq_skew":1.775773,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491984,"usec":931177},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462529,"noise_level":-24.226097,"freq_skew":0.458316,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784491984,"usec":932958},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505553,"noise_level":-24.169762,"freq_skew":0.558519,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"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":45086,"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":[73,169,137,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491984,"usec":934029},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746519,"noise_level":-24.127750,"freq_skew":0.750911,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784491987,"usec":221575},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.398065,"noise_level":-23.394062,"freq_skew":0.078062,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491988,"usec":734946},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000210,"noise_level":-23.164070,"freq_skew":-0.367699,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":164,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45201,"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":[144,158,123,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491989,"usec":494412},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901733,"noise_level":-23.148478,"freq_skew":1.435416,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":631,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491992,"usec":558444},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807363,"noise_level":-23.217096,"freq_skew":0.812733,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491994,"usec":71752},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904656,"noise_level":-23.705303,"freq_skew":1.055143,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491995,"usec":599300},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.245007,"noise_level":-23.619213,"freq_skew":1.181401,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":910,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[91,65,214,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491997,"usec":132317},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598241,"noise_level":-24.300993,"freq_skew":-0.744948,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52929,"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":[219,191,83,12]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491998,"usec":639190},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513278,"noise_level":-23.880451,"freq_skew":1.946107,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":45108,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[142,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784491998,"usec":644687},"freq":136975000,"burst_len_octets":980,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624652,"noise_level":-24.908176,"freq_skew":1.519552,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"H2","blk_id":"8","ack":"!","flight":"V754GD","msg_num":"M29","msg_num_seq":"A","msg_text":"02A192013LEASLPPTN43351W006016191956  39P227     103P212087005G     159P200102009G     197P195089012G     235P192081015G     265P187087018G     308P175089018G     377P162094015G     456P150103012G     549P125088012G     627P107086012G     693P145091009G     772P130157008G     862P105160011G    /N43263W005561 987P067158008G    N43237W0055881082P040187005G    N43207W0060161277P007204011G    N43179W0060451443M027182013G    N43147W0060751611M067194016G    N43117W0061051774M102213019G    N43085W0061321921M127220021G    N43051W0061572071M162222028G    N43017W0061832195M197225028G    N42581W0062102324M235223030G    N42549W0062362459M267228036G    N42511W0062632563M295222037G    N42475W0062902654M317228034G    N42439W0063182765M350224037G    N42401W0063452850M372224036G    N42363W0063732928M387230035G    N42325W0064023011M405234035G    N42287W0064313084M425233038G    N42247W0064603165M442232038G    N42207W0064903226M455231039G    "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492001,"usec":684921},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.896857,"noise_level":-24.535645,"freq_skew":-0.479918,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":29668,"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":[35,95,181,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492001,"usec":694317},"freq":136975000,"burst_len_octets":980,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637028,"noise_level":-24.247629,"freq_skew":1.403778,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"H2","blk_id":"8","ack":"!","flight":"V754GD","msg_num":"M29","msg_num_seq":"A","msg_text":"02A192013LEASLPPTN43351W006016191956  39P227     103P212087005G     159P200102009G     197P195089012G     235P192081015G     265P187087018G     308P175089018G     377P162094015G     456P150103012G     549P125088012G     627P107086012G     693P145091009G     772P130157008G     862P105160011G    /N43263W005561 987P067158008G    N43237W0055881082P040187005G    N43207W0060161277P007204011G    N43179W0060451443M027182013G    N43147W0060751611M067194016G    N43117W0061051774M102213019G    N43085W0061321921M127220021G    N43051W0061572071M162222028G    N43017W0061832195M197225028G    N42581W0062102324M235223030G    N42549W0062362459M267228036G    N42511W0062632563M295222037G    N42475W0062902654M317228034G    N42439W0063182765M350224037G    N42401W0063452850M372224036G    N42363W0063732928M387230035G    N42325W0064023011M405234035G    N42287W0064313084M425233038G    N42247W0064603165M442232038G    N42207W0064903226M455231039G    "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492003,"usec":974995},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.069029,"noise_level":-24.169905,"freq_skew":1.991964,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":0,"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":4159,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45108,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[69,249]},{"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":1784492004,"usec":743718},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.562982,"noise_level":-24.846716,"freq_skew":-0.524435,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":29668,"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":[35,95,181,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492004,"usec":744717},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878199,"noise_level":-24.801308,"freq_skew":-0.436420,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45068,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[252,146,182,161]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45068,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[124,162,140,172]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"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":1784492005,"usec":500891},"freq":136975000,"burst_len_octets":980,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596211,"noise_level":-24.562418,"freq_skew":1.689667,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"H2","blk_id":"8","ack":"!","flight":"V754GD","msg_num":"M29","msg_num_seq":"A","msg_text":"02A192013LEASLPPTN43351W006016191956  39P227     103P212087005G     159P200102009G     197P195089012G     235P192081015G     265P187087018G     308P175089018G     377P162094015G     456P150103012G     549P125088012G     627P107086012G     693P145091009G     772P130157008G     862P105160011G    /N43263W005561 987P067158008G    N43237W0055881082P040187005G    N43207W0060161277P007204011G    N43179W0060451443M027182013G    N43147W0060751611M067194016G    N43117W0061051774M102213019G    N43085W0061321921M127220021G    N43051W0061572071M162222028G    N43017W0061832195M197225028G    N42581W0062102324M235223030G    N42549W0062362459M267228036G    N42511W0062632563M295222037G    N42475W0062902654M317228034G    N42439W0063182765M350224037G    N42401W0063452850M372224036G    N42363W0063732928M387230035G    N42325W0064023011M405234035G    N42287W0064313084M425233038G    N42247W0064603165M442232038G    N42207W0064903226M455231039G    "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492006,"usec":262774},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.271010,"noise_level":-24.496933,"freq_skew":1.438936,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":115,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45074,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[42,221]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492007,"usec":791383},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663200,"noise_level":-23.702765,"freq_skew":-0.218193,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44955,"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":[222,75,199,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492009,"usec":307198},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.215330,"noise_level":-23.319603,"freq_skew":1.467902,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784492010,"usec":79590},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579680,"noise_level":-23.625090,"freq_skew":1.507290,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":116,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45074,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[236,111]},{"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":1784492013,"usec":883431},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880437,"noise_level":-23.615751,"freq_skew":-1.094563,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784492013,"usec":884983},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.171947,"noise_level":-23.576332,"freq_skew":-0.509797,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":45068,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[184,11,88,10]}]}],"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":7,"day":19},"time":{"hour":20,"min":13,"sec":31}},"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":1784492014,"usec":642896},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.187984,"noise_level":-23.459126,"freq_skew":-0.803821,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":52929,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[134,56,252,210]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":13,"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":1784492014,"usec":651966},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930024,"noise_level":-23.292572,"freq_skew":-0.710495,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784492014,"usec":652520},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757842,"noise_level":-23.267231,"freq_skew":0.787905,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":68,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":11463,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":66,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[144,150,3,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492014,"usec":653498},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.791038,"noise_level":-23.254585,"freq_skew":-0.658585,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":59,"dst_ref":45068,"variable_part_params":[{"name":"atn_checksum","value":[210,63,61,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492014,"usec":653969},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629267,"noise_level":-23.709803,"freq_skew":1.632752,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1784492015,"usec":408697},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970027,"noise_level":-24.280369,"freq_skew":-0.749494,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784492015,"usec":408697},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.970027,"noise_level":-24.280369,"freq_skew":-0.749494,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784492015,"usec":410519},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.467799,"noise_level":-24.209568,"freq_skew":-0.733581,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":true,"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":398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52929,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[189,70,18,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492015,"usec":411170},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453982,"noise_level":-24.673273,"freq_skew":-0.185178,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"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":45051,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[21,175,145,24]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492016,"usec":166806},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635283,"noise_level":-25.000526,"freq_skew":0.732689,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784492016,"usec":168236},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793664,"noise_level":-24.954309,"freq_skew":-0.405562,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784492016,"usec":169184},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.364333,"noise_level":-24.923632,"freq_skew":-0.571993,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":52929,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[19,19,68,59]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52929,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[39,147,188,207]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":13,"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":1784492017,"usec":688938},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734841,"noise_level":-24.389219,"freq_skew":1.559842,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":65,"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":45156,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[57,62,128,67]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45156,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[54,143,101,161]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":13,"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":1784492018,"usec":459379},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.094666,"noise_level":-23.872259,"freq_skew":1.534836,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492021,"usec":504635},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.788436,"noise_level":-23.655910,"freq_skew":-0.576130,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":52929,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[19,19,68,59]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52929,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[39,147,188,207]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":13,"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":1784492022,"usec":265456},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614789,"noise_level":-23.352077,"freq_skew":0.264393,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":828,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":16,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492022,"usec":267997},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647171,"noise_level":-23.313831,"freq_skew":0.876505,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492023,"usec":26187},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534478,"noise_level":-23.668858,"freq_skew":1.406536,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":633,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45156,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[47,133,243,228]}]}],"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":7,"day":19},"time":{"hour":20,"min":13,"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":1784492023,"usec":26560},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317720,"noise_level":-24.675114,"freq_skew":1.548647,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29725,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[54,119,4,137]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"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":1784492023,"usec":33429},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.153656,"noise_level":-25.516035,"freq_skew":0.292663,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784492023,"usec":781732},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684444,"noise_level":-25.402046,"freq_skew":-1.028768,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":96,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492023,"usec":784590},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.154466,"noise_level":-26.156456,"freq_skew":1.468272,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492023,"usec":785350},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489396,"noise_level":-26.601799,"freq_skew":1.564580,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492023,"usec":785350},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.489396,"noise_level":-26.601799,"freq_skew":1.564580,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784492023,"usec":787960},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924700,"noise_level":-27.361870,"freq_skew":1.459325,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":70,"dst_ref":45156,"variable_part_params":[{"name":"atn_checksum","value":[216,169,45,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492024,"usec":544440},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737992,"noise_level":-27.161472,"freq_skew":1.392451,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1784492024,"usec":545170},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.199750,"noise_level":-27.390539,"freq_skew":-0.639330,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784492024,"usec":548884},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478780,"noise_level":-27.507294,"freq_skew":1.634915,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":29725,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[83,58,2,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492025,"usec":314986},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466071,"noise_level":-27.104477,"freq_skew":-0.299373,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492025,"usec":315394},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713427,"noise_level":-27.084818,"freq_skew":0.996346,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":26303,"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":1784492025,"usec":319386},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506577,"noise_level":-26.890640,"freq_skew":1.470207,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"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":29725,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[168,7,52,15]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29725,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[138,145,140,169]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":13,"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":1784492026,"usec":67185},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853204,"noise_level":-27.377356,"freq_skew":0.871884,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":50.000000,"flags":192,"pdu_id":1486,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29702,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,213]},{"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":1784492028,"usec":363171},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.587330,"noise_level":-26.263279,"freq_skew":-1.193278,"avlc":{"src":{"addr":"0200ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2063,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492028,"usec":366923},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018991,"noise_level":-26.103971,"freq_skew":0.779030,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492030,"usec":650185},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868962,"noise_level":-25.491791,"freq_skew":1.176852,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492030,"usec":651816},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762599,"noise_level":-25.410442,"freq_skew":0.020745,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":45039,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[80,190,96,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492034,"usec":448789},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941232,"noise_level":-23.707590,"freq_skew":0.945883,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":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":44811,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492035,"usec":215035},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832580,"noise_level":-23.518272,"freq_skew":-2.156674,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492035,"usec":224549},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530502,"noise_level":-23.792080,"freq_skew":0.011193,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":696,"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":1784492035,"usec":983817},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374936,"noise_level":-24.491611,"freq_skew":1.798634,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":41.900002,"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":1784492036,"usec":734319},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053597,"noise_level":-24.288748,"freq_skew":0.027433,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492036,"usec":737360},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534520,"noise_level":-24.161596,"freq_skew":1.761478,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"22534041","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,78,83,90,0,74,184,33,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492036,"usec":745460},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563073,"noise_level":-24.822733,"freq_skew":1.903939,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-NAA","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"D85023","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492037,"usec":508097},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764046,"noise_level":-24.960018,"freq_skew":-1.543969,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492038,"usec":270662},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.272339,"noise_level":-24.466898,"freq_skew":1.728012,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492039,"usec":28555},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.078746,"noise_level":-25.580666,"freq_skew":-1.702403,"avlc":{"src":{"addr":"3451D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":17,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492040,"usec":547583},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.990813,"noise_level":-24.791885,"freq_skew":1.956455,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492042,"usec":78721},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.108354,"noise_level":-24.169847,"freq_skew":1.024752,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492042,"usec":835079},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532822,"noise_level":-24.072132,"freq_skew":1.732817,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":117,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492043,"usec":599804},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822764,"noise_level":-24.609404,"freq_skew":-3.192200,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492046,"usec":641542},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591023,"noise_level":-24.413958,"freq_skew":-0.960190,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492046,"usec":642301},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058993,"noise_level":-25.432980,"freq_skew":-3.067034,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492047,"usec":403955},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755737,"noise_level":-25.161268,"freq_skew":-0.075764,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492050,"usec":451350},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653227,"noise_level":-24.344414,"freq_skew":-0.302090,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":52959,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[243,110,251,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492050,"usec":452355},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732934,"noise_level":-24.301550,"freq_skew":0.859073,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492050,"usec":452870},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.438459,"noise_level":-24.644091,"freq_skew":1.598907,"avlc":{"src":{"addr":"40805D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492050,"usec":459295},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682024,"noise_level":-24.555588,"freq_skew":0.908495,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":48.000000,"flags":192,"pdu_id":44612,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[198,53,52,56]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":1,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492051,"usec":213068},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479335,"noise_level":-24.316511,"freq_skew":0.821226,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":9423,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492051,"usec":215772},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039364,"noise_level":-24.542864,"freq_skew":-0.333242,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492053,"usec":509790},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413861,"noise_level":-24.100515,"freq_skew":0.765240,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":48.000000,"flags":192,"pdu_id":44612,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[198,53,52,56]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":1,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492054,"usec":258003},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.048714,"noise_level":-23.934984,"freq_skew":0.772754,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492054,"usec":262800},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688452,"noise_level":-24.555691,"freq_skew":-0.224852,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492055,"usec":35266},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508234,"noise_level":-24.199978,"freq_skew":0.916074,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492060,"usec":358719},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.056891,"noise_level":-23.711184,"freq_skew":1.838666,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":402,"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":1784492061,"usec":882438},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869997,"noise_level":-23.920774,"freq_skew":-0.301335,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784492063,"usec":409742},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452347,"noise_level":-24.320108,"freq_skew":1.728397,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492070,"usec":277054},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631887,"noise_level":-23.387066,"freq_skew":1.667525,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492074,"usec":77855},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727206,"noise_level":-23.336695,"freq_skew":0.714180,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":20.000000,"flags":246,"pdu_id":45131,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492074,"usec":841980},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926778,"noise_level":-23.363989,"freq_skew":1.092721,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492080,"usec":931713},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490002,"noise_level":-23.249073,"freq_skew":-0.016923,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":45039,"credit":4,"rseq":12,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[190,109,20,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492086,"usec":264423},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902536,"noise_level":-23.398981,"freq_skew":1.736695,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492087,"usec":791645},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.538840,"noise_level":-23.598612,"freq_skew":-0.166481,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492090,"usec":81279},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.184374,"noise_level":-23.210831,"freq_skew":2.037842,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":45164,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[64,137,242,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492093,"usec":123368},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762258,"noise_level":-23.505787,"freq_skew":1.099164,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492093,"usec":129847},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684868,"noise_level":-24.080029,"freq_skew":1.983774,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":45164,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[64,137,242,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492093,"usec":875678},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582874,"noise_level":-23.928524,"freq_skew":-2.313738,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784492093,"usec":882022},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691902,"noise_level":-24.006905,"freq_skew":0.646444,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492093,"usec":885637},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869745,"noise_level":-23.897381,"freq_skew":1.791550,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492094,"usec":642269},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.987186,"noise_level":-23.856661,"freq_skew":1.842577,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492094,"usec":648204},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.746024,"noise_level":-24.470539,"freq_skew":1.492326,"avlc":{"src":{"addr":"40805D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":45143,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[197,243,224,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492096,"usec":930535},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804183,"noise_level":-23.946976,"freq_skew":-2.340587,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":1784492096,"usec":931812},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692420,"noise_level":-23.906025,"freq_skew":0.811425,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":1784492097,"usec":695106},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721551,"noise_level":-23.677544,"freq_skew":0.682640,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","type":"Aircraft"},"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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492097,"usec":699743},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538917,"noise_level":-23.598318,"freq_skew":1.796756,"avlc":{"src":{"addr":"40805D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":45143,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[197,243,224,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492098,"usec":464092},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908187,"noise_level":-23.595888,"freq_skew":-2.305757,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492100,"usec":753715},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594642,"noise_level":-23.666866,"freq_skew":1.760327,"avlc":{"src":{"addr":"40805D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":45143,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[197,243,224,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492101,"usec":497671},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.222317,"noise_level":-23.679531,"freq_skew":-0.332084,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29668,"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":[35,95,181,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492101,"usec":506648},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792500,"noise_level":-23.922312,"freq_skew":0.346988,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"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":45086,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[118,29,202,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492102,"usec":266409},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.588145,"noise_level":-24.824730,"freq_skew":0.931723,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":11586,"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":[241,79,111,251]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":7,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492103,"usec":27405},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.047591,"noise_level":-24.410892,"freq_skew":0.263554,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492104,"usec":544903},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670680,"noise_level":-25.089342,"freq_skew":-0.427009,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492104,"usec":545033},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983952,"noise_level":-25.089342,"freq_skew":1.616519,"avlc":{"src":{"addr":"40805D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492104,"usec":547147},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.944669,"noise_level":-25.011662,"freq_skew":-1.354933,"avlc":{"src":{"addr":"0200ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784492106,"usec":73570},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864838,"noise_level":-24.562084,"freq_skew":0.957623,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784492108,"usec":370726},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845460,"noise_level":-24.015648,"freq_skew":-0.293916,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":45201,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[184,73,118,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492108,"usec":377554},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.245648,"noise_level":-24.215624,"freq_skew":1.158851,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-5.400000},"alt":29000}},{"name":"alternate_ground_stations","value":["2A3D45","26BA85","233D25","27D885"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492109,"usec":113777},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942978,"noise_level":-25.104324,"freq_skew":0.947096,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":[32,164,136]}],"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":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492109,"usec":881368},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.258228,"noise_level":-24.874765,"freq_skew":1.415710,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15072201","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,52,116,129,0,52,116,129,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492109,"usec":886623},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703920,"noise_level":-25.622334,"freq_skew":0.959132,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":1784492109,"usec":887854},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893327,"noise_level":-25.572697,"freq_skew":0.967877,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":"15072201","called_addr":"1116900402899","facilities":[{"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_line_addr_modified","value":[15]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492110,"usec":647184},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527133,"noise_level":-25.441696,"freq_skew":1.287378,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZR","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"UX7238","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492110,"usec":655467},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992940,"noise_level":-26.285849,"freq_skew":0.812801,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZR","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492111,"usec":400415},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476888,"noise_level":-26.161369,"freq_skew":-0.214714,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492111,"usec":401767},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576978,"noise_level":-26.108562,"freq_skew":1.319675,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492112,"usec":176992},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.123133,"noise_level":-25.851810,"freq_skew":1.337800,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492113,"usec":700630},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738499,"noise_level":-25.422354,"freq_skew":0.727354,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492115,"usec":222055},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898631,"noise_level":-25.214828,"freq_skew":0.941229,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":911,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[16,40,171,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492116,"usec":742740},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080998,"noise_level":-24.398420,"freq_skew":-0.388364,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":168,"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":1784492117,"usec":501664},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.885009,"noise_level":-24.599678,"freq_skew":1.799361,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":1527,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492117,"usec":502316},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532322,"noise_level":-25.481373,"freq_skew":0.709339,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":26366,"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":1784492117,"usec":509753},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.411451,"noise_level":-25.369118,"freq_skew":-0.497062,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492117,"usec":511392},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810368,"noise_level":-25.836279,"freq_skew":1.012242,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1487,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29702,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,213]},{"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":1784492118,"usec":274613},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711637,"noise_level":-25.771046,"freq_skew":0.939992,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":7,"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":45418,"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":1784492118,"usec":277073},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905167,"noise_level":-25.924236,"freq_skew":1.085308,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":1784492119,"usec":31703},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824833,"noise_level":-25.977074,"freq_skew":1.916753,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":45164,"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":[154,247,91,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492121,"usec":310828},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042222,"noise_level":-25.082859,"freq_skew":0.832565,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":11600,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":74,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[142,130,150,50]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":15,"sec":20}},"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":1784492121,"usec":313401},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621362,"noise_level":-25.309330,"freq_skew":0.399406,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492121,"usec":314530},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575505,"noise_level":-25.706375,"freq_skew":1.384071,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":1784492121,"usec":314530},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.575505,"noise_level":-25.706375,"freq_skew":1.384071,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":638,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29725,"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":[48,172,220,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492122,"usec":69317},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506574,"noise_level":-26.503523,"freq_skew":0.225457,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"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":45086,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[203,233,252,41]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45086,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[134,0,199,202]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":15,"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":1784492122,"usec":74854},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941840,"noise_level":-26.439007,"freq_skew":1.083372,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":7,"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":45418,"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":1784492122,"usec":77777},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.721965,"noise_level":-26.330311,"freq_skew":1.813897,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":45164,"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":[154,247,91,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492122,"usec":81195},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.265487,"noise_level":-26.222963,"freq_skew":-0.360697,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":1784492122,"usec":848702},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927702,"noise_level":-26.664961,"freq_skew":1.034995,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":11601,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[80,60,231,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492122,"usec":848702},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.927702,"noise_level":-26.664961,"freq_skew":1.034995,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784492123,"usec":606315},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372591,"noise_level":-26.262798,"freq_skew":0.330669,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492128,"usec":170416},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.885075,"noise_level":-25.189217,"freq_skew":-0.198181,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44955,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[197,35,239,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492132,"usec":745955},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862381,"noise_level":-23.916292,"freq_skew":0.760344,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":6,"more":false,"reasm_status":"skipped","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":[71,0,39,65,86,79,69,0,52,102,73,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":44770,"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":53029,"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":[223,252,252,57]},{"name":"checksum","value":[71,1]},{"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":1784492133,"usec":512747},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480907,"noise_level":-23.839607,"freq_skew":0.339267,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492133,"usec":512747},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.480907,"noise_level":-23.839607,"freq_skew":0.339267,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":75,"dst_ref":53029,"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":[33,32,248,142]}]}],"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":1784492133,"usec":518160},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783332,"noise_level":-24.145496,"freq_skew":0.878206,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":44774,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[200,220,150,11]},{"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":1784492134,"usec":259274},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457186,"noise_level":-24.058981,"freq_skew":0.628797,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9424,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[8,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492134,"usec":262404},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738870,"noise_level":-26.038504,"freq_skew":0.422138,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492135,"usec":35004},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347490,"noise_level":-25.433395,"freq_skew":-0.398388,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":45051,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[116,85,54,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492135,"usec":788651},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892457,"noise_level":-25.177422,"freq_skew":0.909529,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":2048,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[152,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492135,"usec":795423},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995471,"noise_level":-25.574579,"freq_skew":0.843270,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784492137,"usec":315813},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892353,"noise_level":-25.677437,"freq_skew":0.885936,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784492137,"usec":324719},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.241476,"noise_level":-25.495663,"freq_skew":-0.487332,"avlc":{"src":{"addr":"486741","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492138,"usec":76227},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473572,"noise_level":-25.285629,"freq_skew":1.363380,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IWF","mode":"2","label":"16","blk_id":"0","ack":"!","flight":"3V08VC","msg_num":"M12","msg_num_seq":"A","msg_text":"N 41.110/MMMM.MMM 2100,,390,PS24,21022,  4400"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492138,"usec":843065},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437369,"noise_level":-25.786243,"freq_skew":0.718217,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9425,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[202,189]},{"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":1784492139,"usec":601589},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785149,"noise_level":-26.125860,"freq_skew":-3.081513,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,65,78,69,0,52,132,1,0,1,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,65,73,88,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":94,"segment_offset":0,"pdu_total_len":123},"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":18}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":38211,"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":[74,160]},{"name":"atn_checksum","value":[197,147,39,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492140,"usec":367107},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555676,"noise_level":-25.764235,"freq_skew":0.059745,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492141,"usec":879840},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665655,"noise_level":-25.075216,"freq_skew":1.735391,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492143,"usec":407255},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705066,"noise_level":-25.613710,"freq_skew":-3.212511,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,65,78,69,0,52,132,1,0,1,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,65,73,88,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":94,"segment_offset":0,"pdu_total_len":123},"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":18}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":38211,"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":[74,160]},{"name":"atn_checksum","value":[197,147,39,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492143,"usec":408261},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456099,"noise_level":-25.580620,"freq_skew":1.425334,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492144,"usec":178636},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631780,"noise_level":-24.882801,"freq_skew":-3.286935,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"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":52638,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[200,113,151,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492144,"usec":935665},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791385,"noise_level":-24.713438,"freq_skew":-2.968717,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":96,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52638,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[254,252,144,6]}]}],"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":[1,3,27,1,3441665,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"ANE1173","long_tsap":{"rdp":[65,65,78,69,0],"short_tsap":{"ars":[52,132,1],"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":[65,65,78,69,0],"short_tsap":{"ars":[52,132,1],"loc_sys_nsel_tsel":[0,1,0,0,0,0,0,1,1,22,0]}}}}}}],"departure_airport":"LEMD","destination_airport":"LFML"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492145,"usec":698295},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731379,"noise_level":-24.675278,"freq_skew":-3.319656,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492148,"usec":745252},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652305,"noise_level":-23.917431,"freq_skew":-3.193449,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492148,"usec":748134},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565197,"noise_level":-24.172203,"freq_skew":1.793499,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1,"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":4160,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492148,"usec":748573},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759829,"noise_level":-24.158173,"freq_skew":-3.254643,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"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":52638,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[60,17,146,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492148,"usec":750295},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806602,"noise_level":-24.524311,"freq_skew":-2.958267,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":98,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":38211,"dst_ref":52638,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[241,29,145,21]}],"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":1784492149,"usec":501739},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796329,"noise_level":-24.350584,"freq_skew":-1.430527,"avlc":{"src":{"addr":"0200ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2064,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45169,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492150,"usec":269780},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899632,"noise_level":-24.509926,"freq_skew":-3.060544,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492151,"usec":799147},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655394,"noise_level":-24.239826,"freq_skew":0.986821,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2049,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[148,85]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492151,"usec":804080},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540988,"noise_level":-25.616827,"freq_skew":0.752304,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492152,"usec":550361},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602373,"noise_level":-25.583725,"freq_skew":1.110780,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":2050,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45103,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[102,28]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":15,"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":1784492154,"usec":70581},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.607173,"noise_level":-24.749538,"freq_skew":1.710119,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492154,"usec":833844},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.725038,"noise_level":-24.598614,"freq_skew":-1.477143,"avlc":{"src":{"addr":"0200ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2065,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45169,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[19,238]},{"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":1784492154,"usec":835736},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003603,"noise_level":-24.580811,"freq_skew":-3.114952,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492155,"usec":599558},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430952,"noise_level":-24.248716,"freq_skew":1.625089,"avlc":{"src":{"addr":"40805D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492155,"usec":611496},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901660,"noise_level":-24.024963,"freq_skew":1.048327,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2049,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[148,85]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492156,"usec":357566},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665618,"noise_level":-24.271473,"freq_skew":1.003461,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":2050,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45103,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[102,28]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":15,"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":1784492156,"usec":358235},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597166,"noise_level":-25.657848,"freq_skew":0.250443,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LFRS"},{"name":"ac_location","value":{"loc":{"lat":42.500000,"lon":-5.000000},"alt":38000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492158,"usec":648001},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798206,"noise_level":-24.592903,"freq_skew":-0.384800,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":45201,"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":[144,158,123,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492158,"usec":648797},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437838,"noise_level":-24.563475,"freq_skew":1.119938,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492158,"usec":651193},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681632,"noise_level":-24.519520,"freq_skew":-1.448285,"avlc":{"src":{"addr":"0200ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2065,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45169,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[19,238]},{"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":1784492160,"usec":176941},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274621,"noise_level":-24.003794,"freq_skew":1.579229,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1528,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45073,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[47,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492161,"usec":691763},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797438,"noise_level":-24.625710,"freq_skew":1.754904,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492165,"usec":499283},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725480,"noise_level":-25.334621,"freq_skew":0.345988,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":0,"retry":1}},{"name":"dst_airport","value":"LFRS"},{"name":"ac_location","value":{"loc":{"lat":42.500000,"lon":-5.000000},"alt":38000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492165,"usec":501054},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553362,"noise_level":-25.886669,"freq_skew":0.876960,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":912,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[91,65,214,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492167,"usec":786530},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878835,"noise_level":-25.646238,"freq_skew":0.032559,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492167,"usec":788626},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751990,"noise_level":-26.019737,"freq_skew":0.952396,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2051,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45103,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[210,12]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":16,"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":1784492168,"usec":549977},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297525,"noise_level":-26.078604,"freq_skew":1.884949,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":2,"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":4161,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45108,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[142,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492169,"usec":315483},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857570,"noise_level":-25.585691,"freq_skew":0.909126,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2052,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[144,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492170,"usec":70208},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613238,"noise_level":-26.269587,"freq_skew":1.760585,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492170,"usec":73564},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712002,"noise_level":-26.075130,"freq_skew":-0.392007,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"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":52959,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[243,110,251,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492170,"usec":833456},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755507,"noise_level":-26.343985,"freq_skew":0.956574,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":1784492170,"usec":834674},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857647,"noise_level":-26.272160,"freq_skew":0.733767,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":44859,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[101,230,165,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492170,"usec":835404},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790098,"noise_level":-27.156946,"freq_skew":0.858093,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":44860,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[198,53,52,56]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":1,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492170,"usec":840856},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450549,"noise_level":-26.999971,"freq_skew":-0.339493,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":52959,"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":[163,135,176,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492171,"usec":600171},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897061,"noise_level":-26.775841,"freq_skew":-0.293812,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784492171,"usec":600424},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.245586,"noise_level":-26.845032,"freq_skew":0.674042,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784492173,"usec":879657},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571497,"noise_level":-25.535389,"freq_skew":0.265444,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":0,"retry":2}},{"name":"dst_airport","value":"LFRS"},{"name":"ac_location","value":{"loc":{"lat":42.500000,"lon":-5.000000},"alt":38000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492173,"usec":883955},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479466,"noise_level":-26.208841,"freq_skew":-0.087728,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":52959,"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":[163,135,176,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492173,"usec":884912},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005502,"noise_level":-26.155746,"freq_skew":1.040245,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784492175,"usec":409829},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367573,"noise_level":-25.559155,"freq_skew":1.373163,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":118,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45074,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[42,221]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492176,"usec":172663},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685574,"noise_level":-24.954700,"freq_skew":0.996473,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492176,"usec":930297},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602103,"noise_level":-24.732626,"freq_skew":1.678563,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492176,"usec":931275},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498463,"noise_level":-24.687807,"freq_skew":0.865934,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492177,"usec":692090},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594642,"noise_level":-24.444023,"freq_skew":0.755254,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492177,"usec":693673},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.561848,"noise_level":-24.400665,"freq_skew":-0.277793,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":529,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44955,"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":[222,75,199,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492178,"usec":457019},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750702,"noise_level":-24.336336,"freq_skew":-2.381179,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":41,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492179,"usec":210790},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.233866,"noise_level":-24.781101,"freq_skew":0.793740,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":1784492179,"usec":216573},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384133,"noise_level":-25.506401,"freq_skew":1.850932,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492181,"usec":504104},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.038377,"noise_level":-24.572725,"freq_skew":1.741693,"avlc":{"src":{"addr":"40805D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":259,"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":1784492183,"usec":29301},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123725,"noise_level":-23.907721,"freq_skew":0.989185,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":20.000000,"flags":246,"pdu_id":45828,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492183,"usec":38995},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664999,"noise_level":-23.799194,"freq_skew":0.396049,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":0,"retry":3}},{"name":"dst_airport","value":"LFRS"},{"name":"ac_location","value":{"loc":{"lat":42.500000,"lon":-5.000000},"alt":38000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492183,"usec":794358},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664050,"noise_level":-23.456305,"freq_skew":0.966285,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492183,"usec":794883},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722016,"noise_level":-24.662701,"freq_skew":1.823849,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492184,"usec":547213},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532947,"noise_level":-25.670788,"freq_skew":0.288132,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"16347254","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,86,70,0,57,206,172,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492184,"usec":552947},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068226,"noise_level":-26.439381,"freq_skew":1.692410,"avlc":{"src":{"addr":"40805D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":259,"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":1784492184,"usec":558062},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621406,"noise_level":-26.384375,"freq_skew":0.406789,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVM","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"TO81FA","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492184,"usec":563094},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784184,"noise_level":-26.276358,"freq_skew":0.962773,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":11671,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":66,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[144,150,3,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492185,"usec":319118},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038946,"noise_level":-26.116812,"freq_skew":0.200318,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492185,"usec":319747},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594962,"noise_level":-26.099264,"freq_skew":-0.293025,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":1784492185,"usec":322510},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256250,"noise_level":-26.286617,"freq_skew":-0.200159,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"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":45051,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[21,175,145,24]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492185,"usec":328047},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884383,"noise_level":-26.126883,"freq_skew":0.324677,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492186,"usec":83074},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839722,"noise_level":-25.901222,"freq_skew":0.758406,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784492186,"usec":91691},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878091,"noise_level":-25.827291,"freq_skew":0.886579,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":2053,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492188,"usec":361260},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627846,"noise_level":-25.301117,"freq_skew":0.448535,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVM","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"TO81FA","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492189,"usec":879896},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012790,"noise_level":-25.560741,"freq_skew":0.240040,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492192,"usec":926600},"freq":136975000,"burst_len_octets":58,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786572,"noise_level":-24.997843,"freq_skew":1.016535,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"H1","blk_id":"N","ack":"!","sublabel":"MD","msg_text":"REQPOS,DT.PR.RPC8E5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492192,"usec":928923},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841547,"noise_level":-24.937304,"freq_skew":0.301315,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"_d","blk_id":"1","ack":"N","flight":"V706QH","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492192,"usec":932324},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593243,"noise_level":-25.394299,"freq_skew":0.873245,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","type":"Aircraft"},"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":1784492193,"usec":697589},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927490,"noise_level":-25.614168,"freq_skew":0.269702,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784492193,"usec":703058},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876410,"noise_level":-26.171383,"freq_skew":0.853449,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"H1","blk_id":"O","ack":"!","sublabel":"MD","msg_text":"PWI/DD340270005.250276015.100001011.040061027.003040007338E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492194,"usec":449949},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927487,"noise_level":-26.031113,"freq_skew":0.269707,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"_d","blk_id":"2","ack":"O","flight":"V706QH","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492195,"usec":222543},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688076,"noise_level":-26.215916,"freq_skew":0.675543,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784492197,"usec":503000},"freq":136975000,"burst_len_octets":328,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603502,"noise_level":-24.988539,"freq_skew":0.414017,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NPB","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"V706QH","msg_num":"F13","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42563W005523,OMESI273-0050,201634,380,VES091-0064,202113,LOTEE,M52,23141,101/DTLFRB,07R,68,210900,/PR1256,325,380,101,,0,50,,M57,40,,,P52,P7,36090,4,1155,330/RP:DA:LPFR:AA:LFRB:R:28O(07R):D:EVUR3V:AP:RNV07R.RB502..LOTEE,N44395W005502..QPR,N47574W004111/RA:DA:LFRB:AA:LFRNFAFF"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492198,"usec":279256},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.996925,"noise_level":-25.114258,"freq_skew":0.496231,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492199,"usec":24298},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541425,"noise_level":-25.067432,"freq_skew":0.871037,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492199,"usec":30755},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988347,"noise_level":-25.880907,"freq_skew":1.595731,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492200,"usec":564745},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624134,"noise_level":-25.872353,"freq_skew":0.099375,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":45039,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[80,190,96,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492206,"usec":654597},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646862,"noise_level":-23.435123,"freq_skew":-0.071371,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":233,"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":62,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492208,"usec":934163},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649896,"noise_level":-24.321737,"freq_skew":0.865482,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":26439,"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":1784492209,"usec":692599},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891927,"noise_level":-24.776806,"freq_skew":-2.973320,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492209,"usec":698574},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581387,"noise_level":-24.601395,"freq_skew":0.875881,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1488,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29702,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,213]},{"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":1784492210,"usec":451103},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830965,"noise_level":-25.349804,"freq_skew":1.554418,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492210,"usec":451103},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.830965,"noise_level":-25.349804,"freq_skew":1.554418,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":639,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29725,"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":[48,172,220,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492210,"usec":458092},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930372,"noise_level":-25.111877,"freq_skew":0.824255,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":1784492210,"usec":458772},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080887,"noise_level":-25.080641,"freq_skew":-3.241143,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492211,"usec":229155},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417256,"noise_level":-24.654730,"freq_skew":1.551587,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":41.900002,"lon":-7.000000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492211,"usec":980525},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766175,"noise_level":-24.985630,"freq_skew":1.553947,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MBK","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"V754GD","msg_num":"S25","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492211,"usec":981737},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663307,"noise_level":-24.954844,"freq_skew":1.516367,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15042310","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,79,69,0,52,68,200,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492213,"usec":507330},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919986,"noise_level":-24.232767,"freq_skew":1.370085,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492213,"usec":511916},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459358,"noise_level":-24.106428,"freq_skew":1.498470,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1529,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45073,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[43,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492214,"usec":258189},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619234,"noise_level":-24.296867,"freq_skew":1.517424,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45073,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[149,200]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"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":1784492214,"usec":266432},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335458,"noise_level":-24.394350,"freq_skew":-1.384625,"avlc":{"src":{"addr":"0200ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784492215,"usec":26175},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.066251,"noise_level":-24.279861,"freq_skew":1.605842,"avlc":{"src":{"addr":"40805D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":260,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45143,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[197,243,224,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492215,"usec":792276},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.382338,"noise_level":-24.224277,"freq_skew":1.479607,"avlc":{"src":{"addr":"40805D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492218,"usec":73730},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.073970,"noise_level":-23.677937,"freq_skew":1.582377,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1529,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45073,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[43,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492218,"usec":82133},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344251,"noise_level":-24.725510,"freq_skew":1.493582,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45073,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[149,200]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"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":1784492221,"usec":125960},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.120108,"noise_level":-23.749561,"freq_skew":0.011992,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492223,"usec":408029},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.241114,"noise_level":-23.399744,"freq_skew":1.670255,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492224,"usec":171964},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.000580,"noise_level":-24.135860,"freq_skew":1.539721,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492224,"usec":938116},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525430,"noise_level":-24.863041,"freq_skew":0.767570,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492225,"usec":704169},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530689,"noise_level":-25.337070,"freq_skew":0.886963,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-2.500000},"alt":39000}},{"name":"alternate_ground_stations","value":["212625","2B3185","2B3065","2D0745","2610A5","27D885"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492226,"usec":455640},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615722,"noise_level":-25.918224,"freq_skew":0.826628,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"16351417","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":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,86,70,0,57,211,15,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492227,"usec":222040},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630275,"noise_level":-25.895782,"freq_skew":1.181990,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYP","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"TO58QF","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492227,"usec":982090},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004610,"noise_level":-26.492626,"freq_skew":0.896133,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492228,"usec":752992},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979513,"noise_level":-25.959087,"freq_skew":0.863035,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":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":46095,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":17,"ack":9,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492228,"usec":753532},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520084,"noise_level":-26.428493,"freq_skew":1.042919,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492228,"usec":754838},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645926,"noise_level":-26.374044,"freq_skew":0.202007,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784492229,"usec":502518},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699176,"noise_level":-26.089266,"freq_skew":0.957619,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492229,"usec":506238},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991827,"noise_level":-25.950302,"freq_skew":0.719908,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784492231,"usec":792162},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577608,"noise_level":-24.991352,"freq_skew":1.613124,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1531,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":45073,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[32,107]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":7,"day":19},"time":{"hour":20,"min":17,"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":1784492233,"usec":313606},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033153,"noise_level":-25.493130,"freq_skew":0.716184,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492233,"usec":320268},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.243937,"noise_level":-25.267216,"freq_skew":1.598153,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1532,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45073,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[39,223]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492236,"usec":361485},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005147,"noise_level":-25.274105,"freq_skew":1.908989,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492237,"usec":891734},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749194,"noise_level":-24.694439,"freq_skew":0.873002,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","type":"Aircraft"},"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":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492238,"usec":650341},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941220,"noise_level":-24.956264,"freq_skew":-2.571368,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492239,"usec":407680},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691689,"noise_level":-24.825336,"freq_skew":1.917872,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45164,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[64,137,242,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492239,"usec":409385},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364300,"noise_level":-24.780041,"freq_skew":1.697167,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784492240,"usec":174143},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642029,"noise_level":-24.550144,"freq_skew":2.107160,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492241,"usec":692835},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680067,"noise_level":-24.731346,"freq_skew":0.213937,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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","clnp":{"err":false,"compressed":true,"local_ref_a":0,"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":45086,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[203,233,252,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492241,"usec":697325},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714634,"noise_level":-24.582865,"freq_skew":0.951308,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","type":"Aircraft"},"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":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492241,"usec":697889},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662044,"noise_level":-25.218916,"freq_skew":0.986154,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":11786,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[196,158,231,95]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":7,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492243,"usec":213253},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081573,"noise_level":-24.741240,"freq_skew":0.261516,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492243,"usec":216066},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.082167,"noise_level":-24.636919,"freq_skew":0.885998,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492243,"usec":980340},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.319269,"noise_level":-24.623205,"freq_skew":0.838494,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","type":"Aircraft"},"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":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492244,"usec":736181},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306043,"noise_level":-24.630901,"freq_skew":-0.207965,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492245,"usec":503364},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866592,"noise_level":-24.990835,"freq_skew":-0.028490,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492245,"usec":513224},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930719,"noise_level":-24.628197,"freq_skew":-0.569631,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784492245,"usec":513332},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603179,"noise_level":-24.628197,"freq_skew":-0.029768,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":634,"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":1784492245,"usec":513793},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.002904,"noise_level":-24.613409,"freq_skew":0.289983,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":6557,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45125,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[42,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492246,"usec":279152},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027036,"noise_level":-24.265882,"freq_skew":0.956525,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CDCE","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":1784492247,"usec":32110},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458498,"noise_level":-24.026608,"freq_skew":0.173439,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492250,"usec":835657},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894061,"noise_level":-24.073915,"freq_skew":-0.177438,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":45039,"credit":4,"rseq":12,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[190,109,20,229]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492253,"usec":877391},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829359,"noise_level":-24.305996,"freq_skew":0.926388,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":45040,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[122,242,38,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492253,"usec":880173},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558679,"noise_level":-24.234985,"freq_skew":0.164811,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":833,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53029,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[75,70,94,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492253,"usec":880173},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.558679,"noise_level":-24.234985,"freq_skew":0.164811,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"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":53029,"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":[85,110,39,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492256,"usec":930088},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533796,"noise_level":-24.212015,"freq_skew":0.455812,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":53029,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[75,70,94,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492257,"usec":689785},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697547,"noise_level":-24.635466,"freq_skew":0.395197,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"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":53029,"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":[85,110,39,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492257,"usec":691221},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723689,"noise_level":-25.634949,"freq_skew":1.029751,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492258,"usec":455718},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641443,"noise_level":-25.276848,"freq_skew":0.126057,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492259,"usec":213679},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106280,"noise_level":-24.843779,"freq_skew":-0.094995,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492261,"usec":499052},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671982,"noise_level":-24.014832,"freq_skew":0.870622,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1489,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492262,"usec":269319},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.052089,"noise_level":-23.816322,"freq_skew":0.776028,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":1784492262,"usec":277695},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.572580,"noise_level":-23.603304,"freq_skew":-0.150605,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":44.400002,"lon":-3.800000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492263,"usec":796613},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712610,"noise_level":-23.388214,"freq_skew":-0.286365,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNN","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"SN02ET","msg_num":"S97","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492263,"usec":798247},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646057,"noise_level":-23.931980,"freq_skew":0.669669,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":913,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":13,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492263,"usec":800094},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746089,"noise_level":-24.132307,"freq_skew":-0.176174,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21146716","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,205,206,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492265,"usec":320704},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476995,"noise_level":-23.687820,"freq_skew":-0.064304,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492268,"usec":363900},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.823328,"noise_level":-23.335434,"freq_skew":-3.398722,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492269,"usec":115749},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476367,"noise_level":-23.059315,"freq_skew":0.764436,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","type":"Aircraft"},"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":1784492269,"usec":885348},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836383,"noise_level":-22.672737,"freq_skew":0.803335,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784492270,"usec":652795},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033471,"noise_level":-23.139191,"freq_skew":-3.165593,"avlc":{"src":{"addr":"348401","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492275,"usec":221553},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.672889,"noise_level":-23.146019,"freq_skew":1.546795,"avlc":{"src":{"addr":"40805D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492275,"usec":980695},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696798,"noise_level":-23.694553,"freq_skew":-1.307451,"avlc":{"src":{"addr":"0200ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492276,"usec":740509},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.471500,"noise_level":-23.742748,"freq_skew":0.858102,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1719,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492277,"usec":507034},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598074,"noise_level":-24.854301,"freq_skew":-0.473480,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":29668,"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":[35,95,181,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492277,"usec":507359},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.585246,"noise_level":-25.673435,"freq_skew":0.734457,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":1784492278,"usec":270668},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.334842,"noise_level":-25.319237,"freq_skew":-0.344042,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":172,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45201,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[184,73,118,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492279,"usec":25808},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673715,"noise_level":-25.389168,"freq_skew":0.088739,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492279,"usec":33232},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732170,"noise_level":-25.599262,"freq_skew":-0.381083,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492280,"usec":553434},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.418424,"noise_level":-24.996527,"freq_skew":0.029140,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492282,"usec":837034},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631291,"noise_level":-24.426260,"freq_skew":1.291446,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492285,"usec":127407},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527956,"noise_level":-24.060997,"freq_skew":0.650620,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":914,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[16,40,171,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492286,"usec":643205},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901413,"noise_level":-25.269157,"freq_skew":0.624699,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492288,"usec":929849},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731943,"noise_level":-25.237495,"freq_skew":1.444430,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":640,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492291,"usec":217093},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676953,"noise_level":-24.900402,"freq_skew":-0.336962,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52959,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[243,110,251,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492291,"usec":976783},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.316206,"noise_level":-24.406311,"freq_skew":-0.433801,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784492292,"usec":741754},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305114,"noise_level":-24.374609,"freq_skew":-0.265958,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1784492292,"usec":745112},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535223,"noise_level":-24.246204,"freq_skew":-0.322491,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":636,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52959,"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":[163,135,176,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492295,"usec":30698},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908853,"noise_level":-23.625103,"freq_skew":-2.169565,"avlc":{"src":{"addr":"34604D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","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":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LGAV"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492295,"usec":787294},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416423,"noise_level":-23.795664,"freq_skew":-0.215968,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":636,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52959,"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":[163,135,176,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492295,"usec":790712},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064313,"noise_level":-23.904402,"freq_skew":-1.901217,"avlc":{"src":{"addr":"34604D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15060115","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,96,77,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492295,"usec":790712},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.064313,"noise_level":-23.904402,"freq_skew":-1.901217,"avlc":{"src":{"addr":"34604D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MUZ","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"UX1087","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492296,"usec":550382},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.950952,"noise_level":-24.207912,"freq_skew":0.950573,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZR","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"UX7238","msg_num":"M95","msg_num_seq":"A","msg_text":"201814,30004,2039,  96,N 41.058 W  5.115"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492296,"usec":552361},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675080,"noise_level":-24.518423,"freq_skew":-2.081161,"avlc":{"src":{"addr":"34604D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492297,"usec":311696},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.764733,"noise_level":-24.489248,"freq_skew":1.283104,"avlc":{"src":{"addr":"4AB821","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492297,"usec":315072},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.711133,"noise_level":-25.483829,"freq_skew":0.861648,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZR","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492298,"usec":73306},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.167352,"noise_level":-25.764284,"freq_skew":0.016158,"avlc":{"src":{"addr":"39DE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":44955,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[197,35,239,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492298,"usec":78721},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464346,"noise_level":-25.514896,"freq_skew":0.796674,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492300,"usec":361425},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707148,"noise_level":-25.795996,"freq_skew":2.061054,"avlc":{"src":{"addr":"4D24B2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492300,"usec":365324},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818908,"noise_level":-26.247446,"freq_skew":0.702835,"avlc":{"src":{"addr":"2B3185","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":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492301,"usec":126950},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707839,"noise_level":-25.780102,"freq_skew":0.741245,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":26505,"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":1784492301,"usec":886915},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671677,"noise_level":-25.351513,"freq_skew":0.646507,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1490,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29702,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[205,213]},{"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":1784492301,"usec":888955},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895635,"noise_level":-25.271461,"freq_skew":1.717133,"avlc":{"src":{"addr":"3444C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":641,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29725,"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":[48,172,220,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492302,"usec":647407},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011256,"noise_level":-24.946745,"freq_skew":0.791298,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":1784492304,"usec":162096},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787000,"noise_level":-24.366226,"freq_skew":-2.050753,"avlc":{"src":{"addr":"34604D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492304,"usec":163347},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473419,"noise_level":-24.686367,"freq_skew":0.538043,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":9426,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[8,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492305,"usec":689898},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834762,"noise_level":-24.895187,"freq_skew":-0.291845,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":637,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45051,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[116,85,54,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492306,"usec":455873},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782708,"noise_level":-24.444550,"freq_skew":-0.223106,"avlc":{"src":{"addr":"44CDCE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492307,"usec":215380},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495774,"noise_level":-24.286612,"freq_skew":0.919349,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492309,"usec":501581},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433051,"noise_level":-23.804598,"freq_skew":0.555121,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":9427,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45030,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[202,189]},{"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":1784492310,"usec":267474},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.252986,"noise_level":-23.403025,"freq_skew":-0.181195,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492311,"usec":30035},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595684,"noise_level":-23.588200,"freq_skew":0.721389,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201D2","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":46609,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492311,"usec":792451},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613147,"noise_level":-23.400036,"freq_skew":0.818627,"avlc":{"src":{"addr":"0201D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492312,"usec":554171},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972133,"noise_level":-23.626419,"freq_skew":0.093764,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6558,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492312,"usec":556977},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.468865,"noise_level":-24.408924,"freq_skew":-1.401332,"avlc":{"src":{"addr":"39E695","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":1784492318,"usec":647095},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.211592,"noise_level":-23.339579,"freq_skew":-0.082467,"avlc":{"src":{"addr":"346613","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492319,"usec":411889},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609177,"noise_level":-24.350300,"freq_skew":-1.480594,"avlc":{"src":{"addr":"0200ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2066,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45169,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492319,"usec":412304},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.800938,"noise_level":-25.309578,"freq_skew":1.980155,"avlc":{"src":{"addr":"408064","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"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":45221,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[107,156,29,233]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492320,"usec":175710},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.320489,"noise_level":-25.206116,"freq_skew":1.952699,"avlc":{"src":{"addr":"408064","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492320,"usec":935375},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436554,"noise_level":-25.078007,"freq_skew":-1.477278,"avlc":{"src":{"addr":"0200ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492322,"usec":458126},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883282,"noise_level":-25.535238,"freq_skew":0.435428,"avlc":{"src":{"addr":"346649","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":835,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":16,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492323,"usec":218573},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339829,"noise_level":-25.612854,"freq_skew":0.747146,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"346649","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":1784492324,"usec":739984},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.338979,"noise_level":-24.989338,"freq_skew":0.526732,"avlc":{"src":{"addr":"4841A5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492324,"usec":740482},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640323,"noise_level":-25.956551,"freq_skew":0.827490,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"348402","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":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":46668,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492324,"usec":742736},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929227,"noise_level":-25.853693,"freq_skew":-1.405040,"avlc":{"src":{"addr":"0200ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2067,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492325,"usec":502581},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940786,"noise_level":-25.437777,"freq_skew":-2.716633,"avlc":{"src":{"addr":"348402","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492332,"usec":355945},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.895884,"noise_level":-23.818241,"freq_skew":-1.622093,"avlc":{"src":{"addr":"39E695","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"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":45179,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[150,128,208,241]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492333,"usec":130694},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.500816,"noise_level":-23.656727,"freq_skew":1.733007,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3,"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":4162,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45108,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[142,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492333,"usec":882204},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700515,"noise_level":-24.874737,"freq_skew":-1.481845,"avlc":{"src":{"addr":"39E695","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492334,"usec":644118},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.398782,"noise_level":-24.970039,"freq_skew":1.009159,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2054,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45103,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[144,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492334,"usec":647167},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021941,"noise_level":-25.971043,"freq_skew":1.645030,"avlc":{"src":{"addr":"40805D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":45143,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[197,243,224,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492334,"usec":650936},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.378228,"noise_level":-25.868017,"freq_skew":1.897678,"avlc":{"src":{"addr":"408064","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1784492335,"usec":401716},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.390665,"noise_level":-25.766199,"freq_skew":1.892252,"avlc":{"src":{"addr":"4AB824","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1784492335,"usec":407016},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460841,"noise_level":-26.654610,"freq_skew":-0.105842,"avlc":{"src":{"addr":"4520AA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":700,"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":1784492335,"usec":410048},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502630,"noise_level":-26.524773,"freq_skew":0.748281,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":915,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45049,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[91,65,214,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492335,"usec":412244},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625105,"noise_level":-26.534840,"freq_skew":1.839720,"avlc":{"src":{"addr":"40805D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492336,"usec":169983},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543560,"noise_level":-26.578579,"freq_skew":0.810868,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"347481","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":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492336,"usec":170381},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729261,"noise_level":-26.615833,"freq_skew":0.807975,"avlc":{"src":{"addr":"39D30F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492336,"usec":931215},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834999,"noise_level":-26.092403,"freq_skew":-1.958736,"avlc":{"src":{"addr":"34604D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":364,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492336,"usec":934539},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.524624,"noise_level":-26.628475,"freq_skew":0.736221,"avlc":{"src":{"addr":"347481","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1784492338,"usec":452984},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638338,"noise_level":-27.063602,"freq_skew":0.206267,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492341,"usec":501939},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565111,"noise_level":-26.679245,"freq_skew":1.558734,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1784492342,"usec":264364},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703821,"noise_level":-26.046907,"freq_skew":-0.257881,"avlc":{"src":{"addr":"48EF33","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492343,"usec":24708},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479291,"noise_level":-25.908619,"freq_skew":1.443645,"avlc":{"src":{"addr":"440B30","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":120,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492343,"usec":27149},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881269,"noise_level":-26.624376,"freq_skew":1.497751,"avlc":{"src":{"addr":"40805D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492343,"usec":32432},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531186,"noise_level":-26.385595,"freq_skew":0.608859,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":916,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":73,"dst_ref":45232,"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":[216,221,79,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492343,"usec":797714},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679377,"noise_level":-26.222380,"freq_skew":0.593116,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":1784492343,"usec":797714},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.679377,"noise_level":-26.222380,"freq_skew":0.593116,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":917,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":45232,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[155,158,182,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1784492344,"usec":544532},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462428,"noise_level":-26.520720,"freq_skew":0.554451,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,82,65,0,72,104,62,0,0,83,65,65,66,0,0,1],"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":918,"segment_offset":0,"pdu_total_len":122},"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":16}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":74,"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":[107,228]},{"name":"atn_checksum","value":[197,194,1,18]}]}]}}}}}}